Properties of the Number 71425

Seventy-One Thousand Four Hundred Twenty-Five

Basics

Value: 71424 → 71425 → 71426

Parity: odd

Prime: No

Previous Prime: 71419

Next Prime: 71429

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 ² × 2857

Divisors: 1, 5, 25, 2857, 14285, 71425

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001011100000001

Octal: 213401

Duodecimal: 35401

Hexadecimal: 11701

Square: 5101530625

Square Root: 267.25456029785533

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(1) = 1, a(n) = floor((1/ω(n)!) * ∏_{p | n} 1 + (log n)/(log p)), where ω = A001221. A373738

Total number of 1's in binary representation of all factorials from 1 to n. A71425