Properties of the Number 69113

Sixty-Nine Thousand One Hundred Thirteen

Basics

Value: 69112 → 69113 → 69114

Parity: odd

Prime: No

Previous Prime: 69109

Next Prime: 69119

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 11 × 61 × 103

Divisors: 1, 11, 61, 103, 671, 1133, 6283, 69113

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000110111111001

Octal: 206771

Duodecimal: 33BB5

Hexadecimal: 10df9

Square: 4776606769

Square Root: 262.8935145643574

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

Composite squarefree numbers n such that p(i)-7 divides n+7, where p(i) are the prime factors of n. A225707

a(n) is the smallest number which is the sum of two positive n-gonal numbers in more than one way. A199809

E.g.f. A(x) satisfies A(x) = exp( sin(x·A(x)²) / A(x)² ). A381413

Squarefree part of C(2n,n), the central binomial numbers: the smallest number such that a(n)*C(2n,n) is a square. A69113