Properties of the Number 51258

Fifty-One Thousand Two Hundred Fifty-Eight

Basics

Value: 51257 → 51258 → 51259

Parity: even

Prime: No

Previous Prime: 51257

Next Prime: 51263

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 8543

Divisors: 1, 2, 3, 6, 8543, 17086, 25629, 51258

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1100100000111010

Octal: 144072

Duodecimal: 257B6

Hexadecimal: c83a

Square: 2627382564

Square Root: 226.40229680813752

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

Numbers k such that both the k-th and (k+1)-th primes have the same sum of digits squared but different sets of digits. A109183

Triangle read by rows: T(n,k) is the coefficient A_k in the transformation ∑_k=0..n (k+1)*x^k = ∑_k=0..n A_k*(x-3)^k. A246799

Number of integers k not exceeding 2ⁿ such that the cube of number of divisors [A000005(k)] is larger than k. A56764

Fibocyclotomic numbers: numbers formed from cyclotomic polynomials and Fibonacci numbers (A000045). A51258