Properties of the Number 72479

Seventy-Two Thousand Four Hundred Seventy-Nine

Basics

Value: 72478 → 72479 → 72480

Parity: odd

Prime: No

Previous Prime: 72469

Next Prime: 72481

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 11 ² × 599

Divisors: 1, 11, 121, 599, 6589, 72479

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10001101100011111

Octal: 215437

Duodecimal: 35B3B

Hexadecimal: 11b1f

Square: 5253205441

Square Root: 269.2192415114492

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

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 67 ones. A31835

The maximum number of points obtainable in a game of Entanglement on a board of radius n. A180667

A symmetrical triangle sequence based on:q=1/12;t(n,m,q)=12*(Binomial[n, m]*(1 - q) + (((n + m + 1)!/((n + 1)!* m!)) + ((2·n - m + 1)!/((n + 1)!*(n - m)!)))*q). A174948

Surface area of n-dimensional sphere of radius r is n·V_n*r^n-1 = n*π^n/2*r^n-1/(n/2)! = S_n*π^floor(n/2)*r^n-1; sequence gives denominator of S_n. A72479

a(j) = maximum value of n for each distinct increasing value of (Sum of the quadratic non-residues of prime(n) - Sum of the quadratic residues of prime(n)) / prime(n) for each j. A166263