Properties of the Number 13880

Thirteen Thousand Eight Hundred Eighty

Basics

Value: 13879 → 13880 → 13881

Parity: even

Prime: No

Previous Prime: 13879

Next Prime: 13883

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 5 × 347

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 347, 694

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 11011000111000

Octal: 33070

Duodecimal: 8048

Hexadecimal: 3638

Square: 192654400

Square Root: 117.81341180018512

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 k such that k, k + 1 and k + 2 are 3 consecutive Harshad numbers. A154701

a(n) = ∑_i=1..n binomial(i+1,2)³. A85438

Number of distinct values of multinomial coefficients ( n / (p1, p2, p3, ...) ) where (p1, p2, p3, ...) runs over all partitions of n. A70289

Array read by antidiagonals: T(n,k) = ∑_i=1..n binomial(1+i,2)^k. A334781

Numbers n such that 2·p(n)+3, 2·p(n+1)+3, 2·p(n+2)+3 are consecutive primes, where p(i) denotes the i-th prime. A88066

Triangle read by rows: T(n,k) is the number of Schroeder paths of length 2n having exactly k down steps hitting the x-axis. A101275

Indices n of Gram points g(n) for successive positive maxima of the Riemann ζ function on critical line. A327543

Number of terms in the fully expanded n-th derivative of x^{x^x}. A281434

Those positive integers n where, when written in binary, there are exactly k number of runs (of either 0's or 1's) each of exactly k length, for all k where 1<=k<=m, for some positive integer m. A175356

Bond percolation coefficients S₀ for square lattice. A260330