Properties of the Number 9555

Nine Thousand Five Hundred Fifty-Five

Basics

Value: 9554 → 9555 → 9556

Parity: odd

Prime: No

Previous Prime: 9551

Next Prime: 9587

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 7 ² × 13

Divisors: 1, 3, 5, 7, 13, 15, 21, 35, 39, 49

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010101010011

Octal: 22523

Duodecimal: 5643

Hexadecimal: 2553

Square: 91298025

Square Root: 97.74968030638259

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

Odd abundant numbers (odd numbers m whose sum of divisors exceeds 2m). A5231

Partial sums of A299272. A299273

Odd primitive abundant numbers. A6038

18-gonal (or octadecagonal) numbers: a(n) = n*(8·n-7). A51870

a(n) = n²*(n² - 1)/4. A6011

a(n) = (1/4)*floor(n/2)*floor((n-1)/2)*floor((n-2)/2)*floor((n-3)/2). A28723

Numbers n for which nontrivial positive magic squares of exactly 10 different orders with magic sum n exist. For a definition of nontrivial positive magic squares, see A125005. A125017

Number of ordered triples (i,j,k) with |i|,|j|,|k|,|i·j*k| <= n and gcd(i,j,k) <= 1. A226357

Numbers k such that A276086(k) is a multiple of k. A328387

n is odd and sum of digits of n equals the numbers of divisors of n. A57532