930
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 12
- Digital Root
- 3
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 16
- Divisor Sum
- 2304
- Proper Divisor Sum (Aliquot Sum)
- 1374
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 240
- Möbius Function
- 1
- Radical
- 930
- Omega Function (Ω)
- 4
- Little Omega Function (ω)
- 4
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
- yes
Recreational
- Happy Number
- no
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 36
- Smith Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- no
- 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
Names
- German
- neunhundertdreißig· ordinal: neunhundertdreißigste
- English
- nine hundred thirty· ordinal: nine hundred thirtieth
- Spanish
- novecientos treinta· ordinal: 930º
- French
- neuf cent trente· ordinal: neuf cent trentième
- Italian
- novecentotrenta· ordinal: 930º
- Latin
- nongenti triginta· ordinal: 930.
- Portuguese
- novecentos e trinta· ordinal: 930º
Appears in sequences
- Numbers beginning with letter 'n' in English.at n=42A000981
- Smallest even number that is an unordered sum of two odd primes in exactly n ways.at n=43A001172
- Shuffling 2n cards.at n=38A002139
- Shuffling 2n cards.at n=49A002139
- Oblong (or promic, pronic, or heteromecic) numbers: a(n) = n*(n+1).at n=30A002378
- a(n) = n*phi(n).at n=30A002618
- Expansion of 1/((1-x)^3*(1-x^2)^2*(1-x^3)).at n=12A002625
- a(n) = 2*n*(2*n+1).at n=15A002943
- Number of even permutations of length n with no fixed points.at n=7A003221
- Degrees of irreducible representations of group L5(2).at n=21A003901
- Degrees of irreducible representations of group L5(2).at n=23A003901
- Degrees of irreducible representations of group L5(2).at n=22A003901
- a(n) = ceiling(n*phi^7), where phi is the golden ratio, A001622.at n=32A004962
- Number of ways in which n identical balls can be distributed among 6 boxes in a row such that each pair of adjacent boxes contains at least 4 balls.at n=3A005339
- Numbers whose sum of divisors is a square.at n=41A006532
- a(n) = Sum_{k=1..n-1} k XOR n-k.at n=29A006582
- a(n) = Sum_{k=1..n-1} (k OR n-k).at n=29A006583
- Related to self-avoiding walks on square lattice.at n=5A006815
- Number of free subsets of multiplicative group of GF(2^n).at n=10A007230
- Number of planted identity trees where non-root, non-leaf nodes an even distance from root are of degree 2.at n=16A007560