Properties of the Number 90723

Ninety Thousand Seven Hundred Twenty-Three

Basics

Value: 90722 → 90723 → 90724

Parity: odd

Prime: No

Previous Prime: 90709

Next Prime: 90731

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 30241

Divisors: 1, 3, 30241, 90723

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110001001100011

Octal: 261143

Duodecimal: 44603

Hexadecimal: 16263

Square: 8230662729

Square Root: 301.2025896303018

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

Numbers k such that (k+j) mod (2+j) = 1 for j from 0 to 8 and (k+9) mod 11 <> 1. A96026

a(n) = 2·a(n-1) - a(n-2) + a([n/2]), where a(0) = 1, a(1) = 1, a(2) = 1. A298414

1/2 the number of colorings of a 4 X 4 square array with n colors. A68240

a(1) = 1; for n > 1, number of partitions of n into distinct odd parts such that the two largest parts differ by 2. A90723