Properties of the Number 30823

Thirty Thousand Eight Hundred Twenty-Three

Basics

Value: 30822 → 30823 → 30824

Parity: odd

Prime: No

Previous Prime: 30817

Next Prime: 30829

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 13 × 2371

Divisors: 1, 13, 2371, 30823

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 111100001100111

Octal: 74147

Duodecimal: 15A07

Hexadecimal: 7867

Square: 950057329

Square Root: 175.5648028506853

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 such that the digits of σ(k) are a permutation of those of k, in base 10. A115920

Number of monocyclic skeletons with n carbon atoms and a ring size of 7. A120790

Number of starting positions of Kayles with n pieces such that the 2nd player can win (P-positions). A263453

Interprimes (A024675) which are of the form s·prime, s=13. A75288

Smallest number k such that sopf(k)/digsum(k) = prime(n) where sopf(k) is the sum of the distinct primes dividing k and digsum(k) the sum of digits of k. A241049

Number of 3Xn 0..1 arrays with every element equal to 0, 1 or 4 horizontally or antidiagonally adjacent elements, with upper left element zero. A301965

[ exp(6/23)*n! ]. A30823