14762
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 20
- Digital Root
- 2
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 4
Divisibility
- Divisor Count
- 12
- Divisor Sum
- 24738
- Proper Divisor Sum (Aliquot Sum)
- 9976
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 6600
- Möbius Function
- 0
- Radical
- 1342
- Omega Function (Ω)
- 4
- 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
- yes
Recreational
- Happy Number
- no
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 40
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- no
- Squarefree Number
- no
- 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
- a(n) = (3*n+1)*(3*n+2).at n=40A001504
- a(n) = 2*a(n-1) + 3*a(n-2), with a(0)=0, a(1)=1.at n=10A015518
- Positive numbers k such that k and 5*k are anagrams in base 9 (written in base 9).at n=8A023082
- Numbers whose set of base-9 digits is {2,3}.at n=30A032809
- Sums of distinct powers of 11.at n=20A033047
- Sums of 2 distinct powers of 11.at n=8A038490
- Denominators of continued fraction convergents to sqrt(917).at n=8A042773
- Base-7 palindromes that start with 6.at n=23A043020
- Numbers that are repdigits in base 9.at n=34A048334
- Nearest integer to n^6/36.at n=8A061004
- Numbers which can be written as b^2*c^2*(b^2+c^2).at n=22A063663
- Number of partitions of n with positive rank.at n=38A064173
- a(1)=1, a(2)=2, a(n+2)=(a(n+1)+a(n))/2 if a(n+1)+a(n) is even, a(n+2)=(3*(a(n+1)+a(n))+1)/2 otherwise.at n=25A069162
- Numbers k such that core(k) = ceiling(sqrt(k)) where core(k) is the squarefree part of k (the smallest integer such that k*core(k) is a square).at n=10A069187
- a(n) = n^2*(n^2+1).at n=11A071253
- Sum of two powers of 11.at n=12A073211
- Deficient oblong numbers.at n=19A077804
- Numbers n such that A081249(m)/m^2 has a local maximum for m = n.at n=8A081251
- Maximal cycle lengths in a certain class of one-dimensional cellular automata.at n=41A085590
- 4-almost primes equal to the product of two successive semiprimes.at n=39A108215