Properties of the Number 79898

Seventy-Nine Thousand Eight Hundred Ninety-Eight

Basics

Value: 79897 → 79898 → 79899

Parity: even

Prime: No

Previous Prime: 79889

Next Prime: 79901

Digit Sum: 41

Digital Root: 5

Palindrome: No

Factorization: 2 × 7 × 13 × 439

Divisors: 1, 2, 7, 13, 14, 26, 91, 182, 439, 878

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011100000011010

Octal: 234032

Duodecimal: 3A2A2

Hexadecimal: 1381a

Square: 6383690404

Square Root: 282.6623427342241

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

a(n) = ∑_{k=0..floor(n/3)} binomial(n,k) * binomial(2·k,n-3·k). A389125

Numbers k such that 309·2^k+1 is prime. A323144

φ(s(n³)) is a square, where s(n) is σ(n)-n (A001065). A63798

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 0), (-1, -1, 1), (-1, 1, 0), (1, 0, 0)}. A148045

a(1) = 1; a(n) = τ(n) - τ(n-1)* a(n-1) if n > 1. A79898