Properties of the Number 15224

Fifteen Thousand Two Hundred Twenty-Four

Basics

Value: 15223 → 15224 → 15225

Parity: even

Prime: No

Previous Prime: 15217

Next Prime: 15227

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 11 × 173

Divisors: 1, 2, 4, 8, 11, 22, 44, 88, 173, 346

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 11101101111000

Octal: 35570

Duodecimal: 8988

Hexadecimal: 3b78

Square: 231770176

Square Root: 123.38557452149745

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Number of partitions of n in which the greatest part is 9. A26815

a(n) = 2·n*(4·n-3). A139271

Maximal number of pieces obtained by slicing a torus (or a bagel) with n cuts: (n³ + 3·n² + 8·n)/6 (n > 0). A3600

T(n,k) is the number of (n+1) X (k+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 6 (constant-stress 1 X 1 tilings). A234823

Number of compositions of n with no part circularly followed by a divisor or a multiple. A328599

Number of ways of writing n as a sum of 11 squares. A8453

Number of self-converse digraphs with n nodes. A2499

Number of partitions of n into at most 9 parts. A8638

a(1)=1, a(2)=2; for n >= 2, a(n+1) = a(n) + sum of prime factors of a(n). A96461

Number of partitions of n into 9 distinct and relatively prime parts. A341913