Properties of the Number 30683

Thirty Thousand Six Hundred Eighty-Three

Basics

Value: 30682 → 30683 → 30684

Parity: odd

Prime: No

Previous Prime: 30677

Next Prime: 30689

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 61 × 503

Divisors: 1, 61, 503, 30683

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111011111011011

Octal: 73733

Duodecimal: 1590B

Hexadecimal: 77db

Square: 941446489

Square Root: 175.16563589928248

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 isolated-pentagon (IPR) fullerenes with 2n vertices (or carbon atoms). A46880

A054525·A000041. A133732

a(n) = 58·n² + 1. A158666

Number of nonempty subsets of {1, 2, ..., n} with <=9 pairwise coprime elements. A187270

Triangle read by rows: T(n,k) = numerator of P(n, k) = 1 - n!/(n^k*(n-k)!). A89204

Odd numbers n containing 65536 as the highest power of 2 in their Collatz (3x+1) iteration. A247716

Smallest nontrivial extension of n-th palindromic prime which is a cube. A30683