Properties of the Number 55475

Fifty-Five Thousand Four Hundred Seventy-Five

Basics

Value: 55474 → 55475 → 55476

Parity: odd

Prime: No

Previous Prime: 55469

Next Prime: 55487

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 5 ² × 7 × 317

Divisors: 1, 5, 7, 25, 35, 175, 317, 1585, 2219, 7925

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101100010110011

Octal: 154263

Duodecimal: 2812B

Hexadecimal: d8b3

Square: 3077475625

Square Root: 235.53131426627755

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

T(n,k) = 1/k! * ∑_i=0..k (-1)^k-i *C(k,i) * A258309(n,i); triangle T(n,k), n>=0, 0<=k<=floor(n/2), read by rows. A258310

a(n) is the numerator of the probability that there is a survivor in "group Russian roulette" starting with n people. A372486

Powers of ten written in base 4. A55475

G.f. A(x) satisfies: [x^n-1] (1+x)^n³ / A(x)^n² = 0 for n>1. A319143