Properties of the Number 68504

Sixty-Eight Thousand Five Hundred Four

Basics

Value: 68503 → 68504 → 68505

Parity: even

Prime: No

Previous Prime: 68501

Next Prime: 68507

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 8563

Divisors: 1, 2, 4, 8, 8563, 17126, 34252, 68504

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000101110011000

Octal: 205630

Duodecimal: 33788

Hexadecimal: 10b98

Square: 4692798016

Square Root: 261.732688061694

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

G.f.: A(x) = exp( ∑_n>=1 A056045(n)/n·xⁿ ), where A056045(n) = ∑_d∣n binomial(n,d). A110448

Number of partitions satisfying cn(0,5) < cn(1,5) + cn(2,5) + cn(3,5) and cn(0,5) < cn(4,5) + cn(2,5) + cn(3,5). A39847

Numbers k such that 5·R_k + 7·10^k + 2 is prime, where R_k = 11...11 is the repunit (A002275) of length k. A259132

Highest power of 2 dividing prime(n)+1. A68504