Properties of the Number -7739

Seven Hundred Thirty-Nine

Basics

Value: -7740 → -7739 → -7738

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 71 × 109

Divisors: 1, 71, 109, 7739

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -1111000111011

Octal: -17073

Duodecimal: -458B

Hexadecimal: -1e3b

Square: 59892121

Square Root: 87.9715863219483

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+x)²/((1+x)²+x³). A99529

Alternating row sums of the Sheffer triangle (exp(x), exp(3·x) - 1) given in A282629. A284860

Padovan sequence (or Padovan numbers): a(n) = a(n-2) + a(n-3) with a(0) = 1, a(1) = a(2) = 0. A931

Number of partitions p of n such that median(p) = mean(p). A240219

Number of partitions of n such that some part is a sum of two or more other parts. A237668

The number of n-full sets, F(n). A188431

Number of "hyperforests" on n labeled nodes, i.e., hypergraphs that have no cycles, assuming that each edge contains at least two vertices. A134954

Number of n-th generation triangles in the tiling of the hyperbolic plane by triangles with angles {π/2, π/3, 0}. A96231

For n = 0, 1, 2, a(n) = n; thereafter, a(n) = 2·a(n-1) - a(n-2) + a(n-3). A5314

Expansion of 1/(1-x²-x³). A182097