Properties of the Number 69311

Sixty-Nine Thousand Three Hundred Eleven

Basics

Value: 69310 → 69311 → 69312

Parity: odd

Prime: No

Previous Prime: 69263

Next Prime: 69313

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 11 × 6301

Divisors: 1, 11, 6301, 69311

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000111010111111

Octal: 207277

Duodecimal: 3413B

Hexadecimal: 10ebf

Square: 4804014721

Square Root: 263.2698235651021

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

T(n,k)=Number of nXk (-1,0,1) arrays of determinants of 2X2 subblocks of some (n+1)X(k+1) binary array with rows and columns of the latter in lexicographically nondecreasing order. A226870

a(n) = 48·n² - 1. A65532

Binet's factorial series. Numerators of the coefficients of a convergent series for the logarithm of the γ function. A122252

Strong pseudoprimes to base 93. A20319

Number of n X 3 (-1,0,1) arrays of determinants of 2 X 2 subblocks of some (n+1) X 4 binary array with rows and columns of the latter in lexicographically nondecreasing order. A226867

Number of excursions of length n with Motzkin-steps avoiding the consecutive steps UD, HU and DH. A329695

Number of 7 X n binary arrays with a path of adjacent 1's from upper left corner to anywhere in right hand column. A69311