Properties of the Number -13902

Thirteen Thousand Nine Hundred Two

Basics

Value: -13903 → -13902 → -13901

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 7 × 331

Divisors: 1, 2, 3, 6, 7, 14, 21, 42, 331, 662

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11011001001110

Octal: -33116

Duodecimal: -8066

Hexadecimal: -364e

Square: 193265604

Square Root: 117.90674280973077

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

Expansion of (1+x²)²/(1+x²-2x³+x⁴+x⁶). A99493

E.g.f.: ∏_k>=1 (1 - (exp(x) - 1)^k / k!). A345759

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 1 0 0 vertically. A207661

a(n) = dot_product(1,2,...,n)*(5,6,...,n,1,2,3,4). A26043

Position of 5ⁿ in A051037 (5-smooth numbers). A188427

Numbers k such that k-1, k+1, and k²-k-1 are primes. A154666

Expansion of ∏_k>=0 ((1+x^3·k+1)/(1-x^3·k+1))³. A261651

a(n) = ∑_k=1..n k² * τ(k)², where τ is A000005. A320897

Products of four distinct primes between twin primes. A353022

4n²+1, 2n²+1, 2n²-1 are all prime. A55755