Properties of the Number 12760

Twelve Thousand Seven Hundred Sixty

Basics

Value: 12759 → 12760 → 12761

Parity: even

Prime: No

Previous Prime: 12757

Next Prime: 12763

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 5 × 11 × 29

Divisors: 1, 2, 4, 5, 8, 10, 11, 20, 22, 29

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 11000111011000

Octal: 30730

Duodecimal: 7474

Hexadecimal: 31d8

Square: 162817600

Square Root: 112.96016997154351

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

Triangle read by rows: T(n,k) = number of Dyck paths of semilength n having k peaks at odd height. A91867

Square table read by downward antidiagonals: n-th row has e.g.f. (1-9·x)^-n/9. A392037

a(n) = ∏_i=0..n-1 (9·i+2). A84949

Numbers k such that k!!!!!! + 1 is prime. A85150

Nonuple factorial, 9-factorial, n!9, n!!!!!!!!!. A114806

a(n) = n*(8·n-1). A139274

Number of partitions of n where the difference between consecutive parts is at most 9. A238869

Number of singular 2 X 2 matrices over Z(n) (i.e., with determinant = 0). A20478

Number of bracelets (turnover necklaces) of n beads of 2 colors, 7 of them black. A32280

Triangle T(n, k, m) = t(n,m)/( t(k,m) * t(n-k,m) ) with T(n, 0, m) = T(n, n, m) = 1, where t(n, m) = ∏_j=1..n ∏_i=1..j-1 ( 1 - (m+1)*(3·i-2) ) and m = 2, read by rows. A156725