Properties of the Number 12841

Twelve Thousand Eight Hundred Forty-One

Basics

Value: 12840 → 12841 → 12842

Parity: odd

Prime: Yes

Previous Prime: 12829

Next Prime: 12853

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 12841

Divisors: 1, 12841

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11001000101001

Octal: 31051

Duodecimal: 7521

Hexadecimal: 3229

Square: 164891281

Square Root: 113.3181362359971

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

Mountain primes. A134951

Integer part of square root of n⁵ = A000584(n). A155013

Numbers n such that [A070080(n), A070081(n), A070082(n)] is an obtuse isosceles integer triangle with prime side lengths. A70135

Primes p such that p = q² + 8·r² where q and r are also primes. A260556

Primes p such that 2·prime(p) + 1 = prime(q) for some prime q. A261361

Primes p such that p-12, p and p+12 are consecutive primes. A53072

Five-digit mountain-type primes that increase to and decrease from the central digit, including palindromes. A156116

Positive numbers y such that y² is of the form x² + (x + 569)² with integer x. A160090

Primes of the form 120·k + 1. A163623

a(n) is the number of vertices formed by n-secting the angles of an octagon. A335770