Properties of the Number 87501

Eighty-Seven Thousand Five Hundred One

Basics

Value: 87500 → 87501 → 87502

Parity: odd

Prime: No

Previous Prime: 87491

Next Prime: 87509

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 29167

Divisors: 1, 3, 29167, 87501

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10101010111001101

Octal: 252715

Duodecimal: 42779

Hexadecimal: 155cd

Square: 7656425001

Square Root: 295.80567945866085

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 words, either empty or beginning with the first letter of the 4-ary alphabet, where each letter of the alphabet occurs n times and letters of neighboring word positions are equal or neighbors in the alphabet. A212334

Number of words A(n,k), either empty or beginning with the first letter of the k-ary alphabet, where each letter of the alphabet occurs n times and letters of neighboring word positions are equal or neighbors in the alphabet; square array A(n,k), n>=0, k>=0, read by antidiagonals. A208673

Sum of first n squares of semiprimes. A217736

Continued fraction expansion of the Glaisher-Kinkelin constant. A87501