Properties of the Number 86861

Eighty-Six Thousand Eight Hundred Sixty-One

Basics

Value: 86860 → 86861 → 86862

Parity: odd

Prime: Yes

Previous Prime: 86857

Next Prime: 86869

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 86861

Divisors: 1, 86861

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001101001101

Octal: 251515

Duodecimal: 42325

Hexadecimal: 1534d

Square: 7544833321

Square Root: 294.72190281687585

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

Primes formed by concatenating k, k, and 1 for k >= 1. A210511

Primes having only {1, 6, 8} as digits. A385782

a(n) = 840·n² - 23100·n + 86861. A216257

Least prime whose absolute difference between the sum of its even decimal digits and the sum of its odd decimal digits is n. A114442

Floor( p/log(p) ), where p = prime(n). A86861