94
domain: N
Properties
Digital Properties
- Digit Count
- 2
- Digit Sum
- 13
- Digital Root
- 4
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 144
- Proper Divisor Sum (Aliquot Sum)
- 50
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 46
- Möbius Function
- 1
- Radical
- 94
- Omega Function (Ω)
- 2
- Little Omega Function (ω)
- 2
Special
- Factorial
- no
- Catalan Number
- no
- Bell Number
- no
- Motzkin Number
- no
- Primorial
- no
Figurate Numbers
- Fibonacci Number
- no
- Triangular Number
- no
- Perfect Square
- no
- Perfect Cube
- no
- Pentagonal Number
- no
- Hexagonal Number
- no
- Lucas Number
- no
- Tetrahedral Number
- no
- Pell Number
- no
- Tribonacci Number
- no
- Pronic Number
- no
Recreational
- Happy Number
- yes
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 105
- Smith Number
- yes
Classification
- Natural
- yes
- Even
- yes
- Odd
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- yes
- Squarefree Number
- yes
- Prime Power
- no
- Prime Factorization
- no
- Twin Prime
- no
- Mersenne Prime
- no
- Sophie Germain Prime
- no
- Safe Prime
- no
- Powerful Number
- no
- Achilles Number
- no
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Names
- German
- vierundneunzig· ordinal: vierundneunzigste
- English
- ninety-four· ordinal: ninety-fourth
- Spanish
- noventa y cuatro· ordinal: 94º
- French
- quatre-vingt-quatorze· ordinal: quatre-vingt-quatorzième
- Italian
- novantaquattro· ordinal: 94º
- Latin
- nonaginta quattuor· ordinal: 94.
- Portuguese
- noventa e quatro· ordinal: 94º
Appears in sequences
- Definition (1): Number of n-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed.at n=11A000013
- a(n) is the number of distinct (infinite) output sequences from binary n-stage shift register which feeds back the complement of the last stage.at n=11A000016
- Numbers that are not squares (or, the nonsquares).at n=84A000037
- 1-digit numbers arranged in alphabetical order, then the 2-digit numbers arranged in alphabetical order, then the 3-digit numbers, etc.at n=48A000052
- A Beatty sequence: a(n) = floor(n/(e-2)).at n=67A000062
- Odious numbers: numbers with an odd number of 1's in their binary expansion.at n=47A000069
- a(n) is the number of compositions of n in which the maximal part is 3.at n=9A000100
- Number of binary partitions: number of partitions of 2n into powers of 2.at n=12A000123
- a(8i+j) = 13i + a(j), where 1<=j<=8.at n=57A000202
- Number of even sequences with period 2n.at n=6A000208
- A Beatty sequence: floor(n*(e-1)).at n=54A000210
- Tetranacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3) + a(n-4) with a(0) = a(1) = a(2) = a(3) = 1.at n=9A000288
- Number of binary necklaces of length n with no subsequence 00, excluding the necklace "0".at n=14A000358
- Numbers where total number of 1-bits in the exponents of their prime factorization is even; a 2-way classification of integers: complement of A000028.at n=49A000379
- Number of n-node rooted trees of height 6.at n=9A000393
- Numbers that are the sum of three nonzero squares.at n=61A000408
- Numbers that are the sum of 3 but no fewer nonzero squares.at n=39A000419
- The greedy sequence of integers which avoids 3-term geometric progressions.at n=69A000452
- 1 together with products of 2 or more distinct primes.at n=34A000469
- Number of nonnegative solutions of x^2 + y^2 = z in first n shells.at n=45A000592