Properties of the Number 56129

Fifty-Six Thousand One Hundred Twenty-Nine

Basics

Value: 56128 → 56129 → 56130

Parity: odd

Prime: No

Previous Prime: 56123

Next Prime: 56131

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 37 ² × 41

Divisors: 1, 37, 41, 1369, 1517, 56129

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101101101000001

Octal: 155501

Duodecimal: 28595

Hexadecimal: db41

Square: 3150464641

Square Root: 236.9155967850154

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

a(n) = (p_n)² * p_n+1, where p_n is the n-th prime, A000040(n). A251720

Maximal non-semiprime number which is a "preprime" of the n-th kind (defined in comment in A247395). A247834

Positive integers k having no duplicated digit such that concatenating all successive absolute differences between two successive digits of k produces a divisor of k. A338641

Greatest positive integer whose weakly increasing prime indices have zero-based weighted sum (A359674) equal to n. A359757

Products p³ or p²*q, where {p,q} are consecutive primes. A33477

Numbers 41·k such that 41·k+2 and 41·k-6 are both prime. A153822

Prime shift array for A332818: Square array read by antidiagonals: A(1,col) = 2·col, and for row > 1, A(row,col) = A332818(A(row-1,col)). A389088

Final nonzero digit of n-th primorial. A56129