Properties of the Number 68524

Sixty-Eight Thousand Five Hundred Twenty-Four

Basics

Value: 68523 → 68524 → 68525

Parity: even

Prime: No

Previous Prime: 68521

Next Prime: 68531

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 37 × 463

Divisors: 1, 2, 4, 37, 74, 148, 463, 926, 1852, 17131

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10000101110101100

Octal: 205654

Duodecimal: 337A4

Hexadecimal: 10bac

Square: 4695538576

Square Root: 261.7708921939183

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

Integers n >= 1 such that n divides 0!-1!+2!-3!+4!-...+(-1)^n-1(n-1)!. A64383

Collatz (or 3x+1) trajectory starting at 703. A161021

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where A(n,k) = n! * k! * [xⁿ * y^k] 1 / (exp(x) + exp(y) - exp(x+y))⁴. A382736

Integers k such that 5·10^k + 51 is prime. A110983

Multiples of 1852. A303272

Records in the trajectory of all positive integers in the 3x+1 or Collatz problem, including the trajectory [1, 4, 2, 1] of 1. A347652

a(1) = 2; for n > 1, a(n) = largest prime not exceeding a(1) + ... + a(n-1). A68524