Properties of the Number 87220

Eighty-Seven Thousand Two Hundred Twenty

Basics

Value: 87219 → 87220 → 87221

Parity: even

Prime: No

Previous Prime: 87211

Next Prime: 87221

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 5 × 7 ² × 89

Divisors: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010010110100

Octal: 252264

Duodecimal: 42584

Hexadecimal: 154b4

Square: 7607328400

Square Root: 295.3303235362058

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

a(n) is a non-palindromic composite located between twin primes whose reverse, which is less than it, is also located between twin primes. A103741

Coefficients in an asymptotic series expanded in powers of 1/(4x). A87220