Properties of the Number 80779

Eighty Thousand Seven Hundred Seventy-Nine

Basics

Value: 80778 → 80779 → 80780

Parity: odd

Prime: Yes

Previous Prime: 80777

Next Prime: 80783

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 80779

Divisors: 1, 80779

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011101110001011

Octal: 235613

Duodecimal: 3A8B7

Hexadecimal: 13b8b

Square: 6525246841

Square Root: 284.21646679951533

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

Primes that remain prime through 4 iterations of function f(x) = 2x + 5. A23304

McKay-Thompson series of class 28D for Monster. A58609

Engel expansion of sqrt(10) = 3.16227... A59177

Triangle read by rows: n-th row gives expansion of the series for HarmonicNumber(n, -r). A80779

Least generalized Wilson prime p such that p² divides (n-1)!(p-n)! - (-1)ⁿ; or 0 if no such prime exists. A128666