Properties of the Number 87320

Eighty-Seven Thousand Three Hundred Twenty

Basics

Value: 87319 → 87320 → 87321

Parity: even

Prime: No

Previous Prime: 87317

Next Prime: 87323

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 5 × 37 × 59

Divisors: 1, 2, 4, 5, 8, 10, 20, 37, 40, 59

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010100011000

Octal: 252430

Duodecimal: 42648

Hexadecimal: 15518

Square: 7624782400

Square Root: 295.4995769878529

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 different words that can be formed from an n X n grid of letters, reading horizontally, vertically or diagonally. A34720

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where A(n,k) = n! * k! * [xⁿ * y^k] 1 / ( (1-x) * (1-y) * (1 - log(1-x) * log(1-y)) ). A382823

a(n) is the sum of the lengths of all the segments used to draw a rectangle of height partition(n) and width n divided into partition(n) rectangles of unit height, in turn, divided into rectangles of unit height and lengths corresponding to the parts of the partitions of n. A338969

Smallest perfect power (at least a square) that is a multiple of n. A87320