Properties of the Number 10140

Ten Thousand One Hundred Forty

Basics

Value: 10139 → 10140 → 10141

Parity: even

Prime: No

Previous Prime: 10139

Next Prime: 10141

Digit Sum: 6

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 5 × 13 ²

Divisors: 1, 2, 3, 4, 5, 6, 10, 12, 13, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011110011100

Octal: 23634

Duodecimal: 5A50

Hexadecimal: 279c

Square: 102819600

Square Root: 100.69756700139284

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 cyclic change-ringing sequences of length n for 5 bells. A324944

Composites whose sum of digits equals number of its prime factors, with multiplicity. A50689

a(n) = 15·n². A64761

Number of ways to place 2 nonattacking queens on an n X n toroidal board. A172517

Expansion of ∏_n>=1 (1 - x^3·n)/(1 - xⁿ)³ in powers of x. A273845

T(n,k)=Number of permutations of an nXk array with each element moving exactly one horizontally or vertically and without 2-loops. A216800

Number of evil primes (A027699) in range ]2ⁿ,2ⁿ⁺¹]. A95006

13 times triangular numbers. A152741

a(n) = A000041(n) - A032741(n). A167934

Areas A of the triangles such that A, the sides and the three altitudes are integers. A210643