Properties of the Number 90306

Ninety Thousand Three Hundred Six

Basics

Value: 90305 → 90306 → 90307

Parity: even

Prime: No

Previous Prime: 90289

Next Prime: 90313

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 29 × 173

Divisors: 1, 2, 3, 6, 9, 18, 29, 58, 87, 173

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10110000011000010

Octal: 260302

Duodecimal: 44316

Hexadecimal: 160c2

Square: 8155173636

Square Root: 300.5095672353877

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 k whose decimal representation, read as a base-19 value and divided by k, yields an integer. A32569

a(n) = 17·a(n-1) + a(n-2), starting with a(0) = 2 and a(1) = 17. A90306

Number of j (0 <= j <= n) such that the central binomial coefficient C(n,floor(n/2)) = A001405(n) is divisible by C(n,j). A80383

a(n) is the smallest integer such that A080383(a(n)) = n. A80393