Properties of the Number 87144

Eighty-Seven Thousand One Hundred Forty-Four

Basics

Value: 87143 → 87144 → 87145

Parity: even

Prime: No

Previous Prime: 87133

Next Prime: 87149

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ³ × 3 × 3631

Divisors: 1, 2, 3, 4, 6, 8, 12, 24, 3631, 7262

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10101010001101000

Octal: 252150

Duodecimal: 42520

Hexadecimal: 15468

Square: 7594076736

Square Root: 295.20162601178197

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

Irregular triangle read by rows: T(n,k) is the number of binary pattern classes in the (8,n)-rectangular grid with k '1's and (8n-k) '0's: two patterns are in the same class if one of them can be obtained by a reflection or 180-degree rotation of the other. A228167

Integers n such that 2·10ⁿ + 81 is a prime number. A110920

Numbers with sum of digits not divisible by digital root. A87144