Properties of the Number 71491

Seventy-One Thousand Four Hundred Ninety-One

Basics

Value: 71490 → 71491 → 71492

Parity: odd

Prime: No

Previous Prime: 71483

Next Prime: 71503

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 7 ² × 1459

Divisors: 1, 7, 49, 1459, 10213, 71491

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001011101000011

Octal: 213503

Duodecimal: 35457

Hexadecimal: 11743

Square: 5110963081

Square Root: 267.3780095669799

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

Place n points in general position on each side of a square, and join every pair of the 4·n+4 boundary points by a chord; sequence gives number of regions in the resulting planar graph. A367121

Number of partitions p of n such that the m(M(p)) is a part, where m = multiplicity, M = the minimum multiplicity of the parts of p. A240539

a(n) is the binary representation of n converted to yranib. A341707

Table read by antidiagonals: Place k points in general position on each side of a regular n-gon and join every pair of the n*(k+1) boundary points by a chord; T(n,k) (n >= 3, k >= 0) gives number of regions in the resulting planar graph. A366253

Sprague-Grundy values for octal games .334 and .3341. A71491