Properties of the Number 12851

Twelve Thousand Eight Hundred Fifty-One

Basics

Value: 12850 → 12851 → 12852

Parity: odd

Prime: No

Previous Prime: 12841

Next Prime: 12853

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 71 × 181

Divisors: 1, 71, 181, 12851

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11001000110011

Octal: 31063

Duodecimal: 752B

Hexadecimal: 3233

Square: 165148201

Square Root: 113.36225121265015

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 whose multiset multisystem (A302242) is crossing. A324170

a(n) = 5⁴ⁿ⁺² - 5³ⁿ⁺² + 3·5²ⁿ⁺¹ - 5ⁿ⁺¹ + 1: the left Aurifeuillian factor of 5¹⁰ⁿ⁺⁵ - 1. A220979

Numbers that are the sum of seven fourth powers in five or more ways. A345571

Numbers that are the sum of seven fourth powers in exactly five ways. A345827

Triangle read by rows: T(n,k) = number of free polyominoes with n cells, where the maximum number of collinear cell centers on any line in the plane is k. A377942

Numbers whose set of base-16 digits is {2,3}. A32816

a(n) = (2·n + 1)*(5·n + 6). A153127

Numbers k such that A055079(k) = 2^k. A57838

Nonprime numbers n such that φ(n) divides n² - 1, where φ(n) (A000010) is Euler's totient function. A98271

Integers of the form 4n+3 for which ∑_i=1..u J(i,4n+3) obtains value zero exactly 7 times, when u ranges from 1 to (4n+3). Here J(i,k) is the Jacobi symbol. A166057