Properties of the Number -20823

Twenty Thousand Eight Hundred Twenty-Three

Basics

Value: -20824 → -20823 → -20822

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 11 × 631

Divisors: 1, 3, 11, 33, 631, 1893, 6941, 20823

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101000101010111

Octal: -50527

Duodecimal: -10073

Hexadecimal: -5157

Square: 433597329

Square Root: 144.30176714094668

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 partitions where no part is a multiple of 9. A104502

Number of multisets summing to n not equal to the first sums of any nonempty multiset. A390447

Number of n X 3 1..2 arrays containing at least one of each value, all equal values connected, rows considered as a single number in nondecreasing order, and columns considered as a single number in nonincreasing order. A166830

Consecutive states of the linear congruential pseudo-random number generator (10924·s+11830) mod (2¹⁵+1) when started at s=1. A384150

Total length of all longest runs of 0's in solus bitstrings of length n. A333394

Numbers k such that 24·k-1 has at least three factors 7 and the partition function evaluated at k has at least the same number of factors 7 as 24·k-1. A340957

"Self-Lucas"; a(n) is the sum of the last 5 terms. Sequence starts with 12,21,3,1,19 which are l,u,c,a,s if you consider a=1, b=2, c=3, ..., z=26. A129939

Numbers k such that (55·10^k + 89)/9 is prime. A291870