6310
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 10
- Digital Root
- 1
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 11376
- Proper Divisor Sum (Aliquot Sum)
- 5066
- 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
- 2520
- Möbius Function
- -1
- Radical
- 6310
- Omega Function (Ω)
- 3
- Little Omega Function (ω)
- 3
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
- yes
- Narcissistic Number
- no
- Collatz Steps
- 93
- Smith Number
- no
- Vampire 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
Appears in sequences
- Number of dissections of a polygon.at n=7A003444
- Powers of fifth root of 10 rounded to nearest integer.at n=19A018142
- Powers of fifth root of 10 rounded up.at n=19A018143
- Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite VNI = VPI-9 Rb44K4[Zn24Si96O240].48H2O starting with a T6 atom.at n=12A019254
- Number of necklaces with 8 black beads and n-8 white beads.at n=12A032193
- Number of necklaces with 12 black beads and n-12 white beads.at n=8A032197
- Number of partitions satisfying cn(2,5) <= 1 and cn(3,5) <= 1.at n=38A039855
- Numbers whose base-4 representation contains exactly two 1's and four 2's.at n=32A045099
- Numbers whose base-5 representation contains exactly three 0's and three 2's.at n=2A045187
- Third step in Goodstein sequences, i.e., g(5) if g(2)=n: write g(4)=A057650(n) in hereditary representation base 4, bump to base 5, then subtract 1 to produce g(5).at n=6A059934
- Least number k such that floor( k / digit reversal of k ) = n.at n=45A068779
- Harshad numbers which terminate in their digital sum.at n=34A070938
- Triangle giving T(n,m) = number of necklaces of two colors with 2n beads of which m=1..n are black.at n=52A072506
- "The partial sums of the positions where T occurs in this sentence are one, eight, twentyfive, fortynine, eightythree, onehundredtwentysix, ..." (Variation of Aronson's sequence).at n=35A089613
- Column 4 of triangle A091602.at n=37A091607
- Number of primes less than 10^n which do not contain the digit 5.at n=4A091639
- Let f(x)=(largest digit of x)^(smallest digit of x) + x (A097385). Sequence gives numbers n such that f(n) and f(n+1) are both prime.at n=19A097387
- a(1)=0; a(n+1) is the least number > a(n) such that Sum_{k=1..n+1} 2^a(k) is not composite.at n=11A113878
- Smallest number whose tenth power has at least n digits.at n=38A130084
- Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 1), (1, -1, -1), (1, 1, 0)}.at n=9A148614