3194
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 17
- Digital Root
- 8
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 4794
- Proper Divisor Sum (Aliquot Sum)
- 1600
- 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
- 1596
- Möbius Function
- 1
- Radical
- 3194
- 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
- no
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 123
- Smith Number
- no
- Vampire Number
- 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
Classification
- Even
- yes
- Odd
- no
Appears in sequences
- Cubes written backwards.at n=16A004165
- Bosonic string states.at n=31A005308
- Number of binary vectors of length n containing no singletons.at n=18A006355
- Prime(n)*...*prime(a(n)) is the least product of consecutive primes that is non-deficient.at n=37A007684
- Prime(n)*...*prime(a(n)) is the least product of consecutive primes which is abundant.at n=37A007707
- Coordination sequence T2 for Zeolite Code EUO.at n=35A008097
- Coordination sequence T4 for Zeolite Code EUO.at n=35A008099
- Coordination sequence T3 for Zeolite Code HEU.at n=37A008118
- Coordination sequence T4 for Zeolite Code VNI.at n=35A009910
- Numbers k such that the continued fraction for sqrt(k) has period 37.at n=8A020376
- Shifts left under "CIJ" (necklace, indistinct, labeled) transform.at n=5A032185
- Numbers whose set of base-7 digits is {1,2}.at n=43A032928
- Dirichlet convolution of Fibonacci numbers with themselves.at n=16A034744
- Euler transform of powers of 2 [ 2,4,8,16,... ].at n=8A034899
- Base 7 digits are, in order, the first n terms of the periodic sequence with initial period 1,2,2.at n=4A037548
- a(n)=(s(n)+2)/8, where s(n)=n-th base 8 palindrome that starts with 6 (in base 8), written in decimal digits.at n=33A043070
- Numbers whose base-7 representation contains exactly three 2's.at n=29A043403
- Numbers k such that the string 3,8 occurs in the base 9 representation of k but not of k-1.at n=43A044286
- Numbers n such that string 9,4 occurs in the base 10 representation of n but not of n-1.at n=34A044426
- Numbers k such that string 9,4 occurs in the base 10 representation of k but not of k+1.at n=34A044807