Properties of the Number 90092

Ninety Thousand Ninety-Two

Basics

Value: 90091 → 90092 → 90093

Parity: even

Prime: No

Previous Prime: 90089

Next Prime: 90107

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 101 × 223

Divisors: 1, 2, 4, 101, 202, 223, 404, 446, 892, 22523

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10101111111101100

Octal: 257754

Duodecimal: 44178

Hexadecimal: 15fec

Square: 8116568464

Square Root: 300.15329416816337

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

Numbers n such that n through n+7 are divisible by the same number of distinct primes. A45936

Euler or up/down numbers: e.g.f. sec(x) + tan(x). Also for n >= 2, half the number of alternating permutations on n letters (A001250). A111

Number of hands a bartender needs to have in order to win at the blind bartender's problem with n glasses in a cycle. A171462

a(n) is the smallest composite number coprime to n, n+1 and n+2. A90092

Image of 0 under repeated applications of the morphism 0 -> 0,0,0,0,1, 1 -> 1,1,1,1,0. A283317

Triangle T(n,k) read by rows: The number of q-circulant n X n {0,1}-matrices where each column sum, each row sum and the trace equal k. A283797