Properties of the Number 12679

Twelve Thousand Six Hundred Seventy-Nine

Basics

Value: 12678 → 12679 → 12680

Parity: odd

Prime: No

Previous Prime: 12671

Next Prime: 12689

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 31 × 409

Divisors: 1, 31, 409, 12679

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 11000110000111

Octal: 30607

Duodecimal: 7407

Hexadecimal: 3187

Square: 160757041

Square Root: 112.60106571431729

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

Numbers which are the sum of two positive cubes and divisible by 31. A102658

Semiprimes that are the sum of two positive cubes. Common terms of A003325 and A046315. A85366

Lucky numbers with size of gaps equal to 20 (lower terms). A31902

Sum of all aliquot divisors of all positive integers <= prime(n). A244578

Expansion of 1/(1 - x - x³ + x⁵). A123552

Expansion of g.f. ∑_n>=1 qⁿ/(1-qⁿ-q^3·n). A368688

Consecutive states of the linear congruential pseudo-random number generator 237·s mod (2¹⁶+1) when started at s=1. A385080

Smallest number m with nonzero digits such that A046810(m)=n. A46813

In those partitions of n with every part >=3, the total number of parts (counted with multiplicity). A177739

Number of 0..2 arrays x(0..n-1) of n elements with each no smaller than the sum of its four previous neighbors modulo 3. A200463