Properties of the Number 21134

Twenty-One Thousand One Hundred Thirty-Four

Basics

Value: 21133 → 21134 → 21135

Parity: even

Prime: No

Previous Prime: 21121

Next Prime: 21139

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 10567

Divisors: 1, 2, 10567, 21134

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101001010001110

Octal: 51216

Duodecimal: 10292

Hexadecimal: 528e

Square: 446645956

Square Root: 145.37537618180048

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

Where record values of A119999 occur. A120001

Number of finite regions in a complete bipartite graph where the n vertices of each part are placed on the vertices, and on opposite sides, of a regular 2n-gon. A392972

Numbers k such that k²+1, (k+2)²+1 and (k+6)²+1 are prime. A302021

Number of right triangles on an (n+1) X 5 grid. A189809

Number of length 4 0..n arrays with each partial sum starting from the beginning no more than one standard deviation from its mean. A244792

Number of squarefree parts in the partitions of n into 10 parts. A309464

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 0), (-1, 1, 1), (0, 0, 1), (1, -1, 0), (1, 1, -1)}. A148483

a(n) is the least positive integer that can be expressed as the sum of one or more consecutive squarefree numbers in exactly n ways. A361435

Number of permutations of the prime indices of n with at least one non-singleton run, or non-separations. A336107

Expansion of 1/((1-x)*(1-2·x)*(1-5·x)*(1-9·x)). A21134