Properties of the Number 52491

Fifty-Two Thousand Four Hundred Ninety-One

Basics

Value: 52490 → 52491 → 52492

Parity: odd

Prime: No

Previous Prime: 52489

Next Prime: 52501

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 17497

Divisors: 1, 3, 17497, 52491

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1100110100001011

Octal: 146413

Duodecimal: 26463

Hexadecimal: cd0b

Square: 2755305081

Square Root: 229.10914429590102

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) is the smallest number that is the sum of n positive 6th powers in two ways. A343079

McKay-Thompson series of class 14c for Monster. A58507

Number of n X 2 0,1 arrays indicating 2 X 2 subblocks of some larger (n+1) X 3 binary array having a sum of three or less, with rows and columns of the latter in lexicographically nondecreasing order. A227265

a(n) = ceiling(sqrt(2·a(n-1)*a(n-2))), a(1) = a(2) = 1. A318053

Smallest "inconsummate number" in base n: smallest number such that in base n, no number is this multiple of the sum of its digits. A52491