Properties of the Number 71625

Seventy-One Thousand Six Hundred Twenty-Five

Basics

Value: 71624 → 71625 → 71626

Parity: odd

Prime: No

Previous Prime: 71597

Next Prime: 71633

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 ³ × 191

Divisors: 1, 3, 5, 15, 25, 75, 125, 191, 375, 573

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001011111001001

Octal: 213711

Duodecimal: 35549

Hexadecimal: 117c9

Square: 5130140625

Square Root: 267.6284738214527

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

Number of distinct exponents when n is factorized as a product of primes. A71625

G.f. A(x) satisfies [x^2·n] A(x)^3·n = -3 and [x^2·n+1] A(x)^3·n+1 = [x^2·n+1] A(x)^3·n+2 for n >= 1. A376225

Lexicographically earliest sequence S of integers with property that if a vertical line is drawn between any pair of adjacent digits p and q, say, the number Z formed by the p digits to the left of the line is divisible by p. A244496

Number of nX5 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 4,3,1,0,2 for x=0,1,2,3,4. A196901