Properties of the Number 85720

Eighty-Five Thousand Seven Hundred Twenty

Basics

Value: 85719 → 85720 → 85721

Parity: even

Prime: No

Previous Prime: 85717

Next Prime: 85733

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 5 × 2143

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 2143, 4286

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100111011011000

Octal: 247330

Duodecimal: 41734

Hexadecimal: 14ed8

Square: 7347918400

Square Root: 292.77978072264483

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

Start of a run of 7 successive numbers which when concatenated form a prime. A85720

Number of maximal matchings in the n-Goldberg graph. A374557