Properties of the Number 90235

Ninety Thousand Two Hundred Thirty-Five

Basics

Value: 90234 → 90235 → 90236

Parity: odd

Prime: No

Previous Prime: 90227

Next Prime: 90239

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 × 18047

Divisors: 1, 5, 18047, 90235

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: 10110000001111011

Octal: 260173

Duodecimal: 44277

Hexadecimal: 1607b

Square: 8142355225

Square Root: 300.3914113286197

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

Start with 1 and repeatedly reverse the digits and add 36 to get the next term. A118536

Square array read by antidiagonals of number of k step walks (each step +-1 starting from 0) which are never more than n or less than 0. A68914

Triangle read by rows: T(n,k) is the number of left factors of Dyck paths of length n that have height k (1 <= k <= n). A132890

Primes arising in A090234. A90235

Number of virtual knots of crossing number n, counting only classical crossings. Mirror images and inverses are not distinguished. A130629