Properties of the Number 68503

Sixty-Eight Thousand Five Hundred Three

Basics

Value: 68502 → 68503 → 68504

Parity: odd

Prime: No

Previous Prime: 68501

Next Prime: 68507

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 61 × 1123

Divisors: 1, 61, 1123, 68503

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000101110010111

Octal: 205627

Duodecimal: 33787

Hexadecimal: 10b97

Square: 4692661009

Square Root: 261.7307777086982

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) = ∑_k=0..n (-1)^k * binomial(n+2·k+1,n-k) * Fibonacci(k+1). A390856

Indices of primes in sequence defined by A(0) = 77, A(n) = 10·A(n-1) - 13 for n > 0. A56259

[ (4th elementary symmetric function of P(n))/(2nd elementary symmetric function of P(n)) ], where P(n) = {first n+3 primes}. A24456

Number of ordered rooted trees with n non-root nodes and all outdegrees <= four. A36766

Highest power of 3 dividing prime(n)-1. A68503