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Properties of the Number 12140

Twelve Thousand One Hundred Forty

Basics

Value: 12139 → 12140 → 12141

Parity: even

Prime: No

Previous Prime: 12119

Next Prime: 12143

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 2 × 5 × 607

Divisors: 1, 2, 4, 5, 10, 20, 607, 1214, 2428, 3035

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10111101101100

Octal: 27554

Duodecimal: 7038

Hexadecimal: 2f6c

Square: 147379600

Square Root: 110.18166816671456

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

Number of integer partitions of n with all distinct run-sums. A353837
Coordination sequence for hexagonal close-packing. A7899
Numbers n such that Bernoulli number Bn has denominator 330. A272183
Number of 3-divided binary sequences (or words) of length n. A210109
Number of compositions (ordered partitions) of n into distinct parts, the least being 1. A339162
Number of symmetry classes of 3 X 3 magilatin squares with positive values and magic sum n. A173730
Dirichlet inverse of function f(n) = 1+(A003415(n)*A276086(n)), where A003415 is the arithmetic derivative and A276086 is the primorial base exp-function. A359603
Expansion of sum ( qn / product( 1-qk, k=1..6·n), n=0..inf ). A35298
Natural numbers of the form p3 - q3, where p and q are primes. A86120
Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 246", based on the 5-celled von Neumann neighborhood. A287135