524
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 11
- Digital Root
- 2
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 6
- Divisor Sum
- 924
- Proper Divisor Sum (Aliquot Sum)
- 400
- 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
- 260
- Möbius Function
- 0
- Radical
- 262
- Omega Function (Ω)
- 3
- 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
- 30
- Smith 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
Names
- German
- fünfhundertvierundzwanzig· ordinal: fünfhundertvierundzwanzigste
- English
- five hundred twenty-four· ordinal: five hundred twenty-fourth
- Spanish
- quinientos veinticuatro· ordinal: 524º
- French
- cinq cent vingt-quatre· ordinal: cinq cent vingt-quatrième
- Italian
- cinquecentoventiquattro· ordinal: 524º
- Latin
- quingenti viginti quattuor· ordinal: 524.
- Portuguese
- quinhentos e vinte e quatro· ordinal: 524º
Appears in sequences
- Number of binary partitions: number of partitions of 2n into powers of 2.at n=22A000123
- a(n) is the solution to the postage stamp problem with n denominations and 5 stamps.at n=7A001215
- Triangle of values of 2-d recurrence.at n=45A001404
- Numbers k such that 3^k, 3^(k+1) and 3^(k+2) have the same number of digits.at n=24A001682
- Squares written in base 6.at n=14A001741
- Primes multiplied by 4.at n=31A001749
- Numbers k such that phi(k+2) = phi(k) + 2.at n=40A001838
- Nearest integer to 4 * Pi * n^3 / 3.at n=5A002101
- Glaisher's function T(2n+1).at n=1A002608
- Numbers k such that (k^2 + k + 1)/19 is prime.at n=20A002643
- Numbers that are the sum of 9 positive 5th powers.at n=20A003354
- Pentagonal numbers written backwards.at n=17A004163
- a(n) = floor(100*log_2(n)).at n=37A004262
- Primes written in base 7.at n=55A004681
- Number of unrooted triangulations with reflection symmetry of a hexagon with n internal nodes.at n=5A005507
- Number of partitions of 4*n into powers of 4.at n=48A005705
- Number of partitions of 5n into powers of 5.at n=58A005706
- Related to representations as sums of Fibonacci numbers.at n=11A006133
- Record number of steps to reach 1 in '3x+1' problem, corresponding to starting values in A006877.at n=43A006878
- Minimum diameter of an integral set of n points in the plane, not all on a line.at n=30A007285