Properties of the Number 87970

Eighty-Seven Thousand Nine Hundred Seventy

Basics

Value: 87969 → 87970 → 87971

Parity: even

Prime: No

Previous Prime: 87961

Next Prime: 87973

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 × 19 × 463

Divisors: 1, 2, 5, 10, 19, 38, 95, 190, 463, 926

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10101011110100010

Octal: 253642

Duodecimal: 42AAA

Hexadecimal: 157a2

Square: 7738720900

Square Root: 296.59737018389086

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

Sum of squares of parts of the partitions of 2n into two squarefree parts. A280316

a(n) is the number of 2 X 2 matrices with elements 1..n where at least one row and at least one column is strictly increasing. A390922

2^2p-2 modulo p³ for p=odd primes. A216160

(-1)^(p-1/2)*Binomial(p-1,(p-1)/2) mod p³ where p is the n-th prime. A224807

Bemirp gaps: differences between consecutive bemirps. A333648

Maximal term in Collatz-iteration started at 2ⁿ+1. A87970