Properties of the Number 90222

Ninety Thousand Two Hundred Twenty-Two

Basics

Value: 90221 → 90222 → 90223

Parity: even

Prime: No

Previous Prime: 90217

Next Prime: 90227

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 11 × 1367

Divisors: 1, 2, 3, 6, 11, 22, 33, 66, 1367, 2734

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10110000001101110

Octal: 260156

Duodecimal: 44266

Hexadecimal: 1606e

Square: 8140009284

Square Root: 300.3697721143058

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 reversed integer partitions of 2n whose half-alternating sum is 0. A357639

a(n) = ∑_k=0..n binomial(k+2,2) * binomial(k,n-k)². A377145

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 1), (-1, 1, 0), (1, 0, -1), (1, 1, 0)}. A148605

Array used for numerators of g.f.s for column sequences of array A090216 ((5,5)-Stirling2). A90222