Properties of the Number 87031

Eighty-Seven Thousand Thirty-One

Basics

Value: 87030 → 87031 → 87032

Parity: odd

Prime: No

Previous Prime: 87013

Next Prime: 87037

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 7 × 12433

Divisors: 1, 7, 12433, 87031

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001111110111

Octal: 251767

Duodecimal: 42447

Hexadecimal: 153f7

Square: 7574394961

Square Root: 295.01016931624577

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

Composite numbers equal to the sum of the prime factors, with multiplicity, of the previous k numbers, for some k. A257525

Numbers equal to the sum of the prime factors, with multiplicity, of the previous k numbers, for some k. A257976

Number of set partitions of [n] into exactly four parts such that no part contains two elements with a circular distance less than three. A261480

Numbers n such that 2p-n is prime, p is the smallest prime > n. A87031