Properties of the Number 55587

Fifty-Five Thousand Five Hundred Eighty-Seven

Basics

Value: 55586 → 55587 → 55588

Parity: odd

Prime: No

Previous Prime: 55579

Next Prime: 55589

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 2647

Divisors: 1, 3, 7, 21, 2647, 7941, 18529, 55587

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101100100100011

Octal: 154443

Duodecimal: 28203

Hexadecimal: d923

Square: 3089914569

Square Root: 235.76895469929877

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

Number of genetic relatives of a person M in a genealogical tree extending back n generations and where everyone has 5 children down to the generation of M. A358599

a(n) = A027306(n) + A027306(n-1) for n > 0; a(0) = 1. A248574

Denominators of continued fraction convergents to sqrt(891). A42723

Numbers k such that 10⁹⁹⁹ + k is a (titanic) prime. A74282

Binomial transform of (1,0,1,0,1,0,1,0,2,0,2,0,2,....). A84638

Number of primes whose binary representation has length n and which translates ('inter-base translation') to ternary as a prime. A243159

Triangle with columns built from row sums of the partial row sums triangles obtained from Pascal's triangle A007318. Essentially A049600 formatted differently. A55587