Properties of the Number 78130

Seventy-Eight Thousand One Hundred Thirty

Basics

Value: 78129 → 78130 → 78131

Parity: even

Prime: No

Previous Prime: 78121

Next Prime: 78137

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 5 × 13 × 601

Divisors: 1, 2, 5, 10, 13, 26, 65, 130, 601, 1202

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011000100110010

Octal: 230462

Duodecimal: 3926A

Hexadecimal: 13132

Square: 6104296900

Square Root: 279.5174413162799

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

Sums of two powers of 5. A55237

a(n) = 5ⁿ + 5. A178676

a(n) = n·sigma₆(n). A386750

Sums of two distinct powers of 5. A38474

a(n) = a(n-1) + a(n-2), for n>=2, with a(0)=27, a(1)=2. A190994

Average of Eulerian numbers (A008292) and Pascal's triangle (A007318): t(n,m) = (A008292(n,m) + A007318(n,m))/2. A141689

Fibonacci sequence beginning 29, 31. A157681

a(n) = n⁷ + n. A190578

Number of nondecreasing -n..n vectors of length 3 whose dot product with some other -n..n vector equals 3. A226342

Numbers having exactly one representation as sum of cubes > 1. A78130