Properties of the Number 77960

Seventy-Seven Thousand Nine Hundred Sixty

Basics

Value: 77959 → 77960 → 77961

Parity: even

Prime: No

Previous Prime: 77951

Next Prime: 77969

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 5 × 1949

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 1949, 3898

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: 10011000010001000

Octal: 230210

Duodecimal: 39148

Hexadecimal: 13088

Square: 6077761600

Square Root: 279.2131802046601

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

T(n,k)=Number of nXk 0..3 arrays with every row and column running average nondecreasing rightwards and downwards but some diagonal running average having a decrease. A202168

Erroneous version of A271811 (but for odd primes only). A271664

Numbers k such that k and k² use only the digits 0, 1, 6, 7 and 9. A136877

Number of nX3 0..3 arrays with every row and column running average nondecreasing rightwards and downwards but some diagonal running average having a decrease. A202163

Number of nX6 0..3 arrays with every row and column running average nondecreasing rightwards and downwards but some diagonal running average having a decrease. A202166

Trajectory of 18 under iteration of the map k -> A087712(k). A77960