Properties of the Number 79913

Seventy-Nine Thousand Nine Hundred Thirteen

Basics

Value: 79912 → 79913 → 79914

Parity: odd

Prime: No

Previous Prime: 79907

Next Prime: 79939

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 157 × 509

Divisors: 1, 157, 509, 79913

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10011100000101001

Octal: 234051

Duodecimal: 3A2B5

Hexadecimal: 13829

Square: 6386087569

Square Root: 282.6888749137468

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

Numerator of ∑_k=1..n H(k)*H(n+1-k), where H(k) is the k-th harmonic number (∑_j=1..k 1/j). A130894

T(n,k)=Number of (n+2)X(k+2) binary arrays avoiding patterns 001 and 110 in rows and columns. A202052

Solution to the Dancing School Problem with 8 girls and n+8 boys: f(8,n). A79913

Number of (n+2) X 9 binary arrays avoiding patterns 001 and 110 in rows and columns. A202051