Properties of the Number 52100

Fifty-Two Thousand One Hundred

Basics

Value: 52099 → 52100 → 52101

Parity: even

Prime: No

Previous Prime: 52081

Next Prime: 52103

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 5 ² × 521

Divisors: 1, 2, 4, 5, 10, 20, 25, 50, 100, 521

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100101110000100

Octal: 145604

Duodecimal: 26198

Hexadecimal: cb84

Square: 2714410000

Square Root: 228.25424421026653

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

Central coefficients of triangle A096815. A212421

Numbers k whose reversal divides the reversal of k+1. A250602

Number of 2's in n-th term of A022470. A22473

Numbers n such that (i) the largest prime factor of n is not a palindrome and (ii) the sum of the factorials of the digits of n is equal to the largest prime factor of n reversed. A74301

Let f(k) denote the largest prime factor of k which is not a palindrome. Sequence gives numbers k such that the sum of the factorials of the digits of k is equal to f(k) reversed. A111185

Numbers k such that Bernoulli number B_k has denominator 33330. A295589

a(n) = the fractional part of 1 / A003592(n) read backwards. A299025

Numbers m such that the sum of the factorials of their digits is equal to the reversal of m. A101702

a(n) = lcm(n, φ(n), n - φ(n)). A52100