Properties of the Number 41525

Forty-One Thousand Five Hundred Twenty-Five

Basics

Value: 41524 → 41525 → 41526

Parity: odd

Prime: No

Previous Prime: 41521

Next Prime: 41539

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 ² × 11 × 151

Divisors: 1, 5, 11, 25, 55, 151, 275, 755, 1661, 3775

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010001000110101

Octal: 121065

Duodecimal: 20045

Hexadecimal: a235

Square: 1724325625

Square Root: 203.77683872314833

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 H(n+4) - H(n), where H(n) = ∑_k=1..n 1/k. A189642

Number of (w,x,y,z) with all terms in {1,...,n} and w²>=x²+y²+z². A212095

Composite numbers whose prime factors contain no digits other than 1 and 5. A36305

Numbers k such that 8k+1, 12k+1 and 24k+1 are primes and the last two are also of the form x² + 27y², so the tetrahedral number T(24k+1) is a Fermat pseudoprime to base 2. A321867

Denominators of continued fraction convergents to sqrt(279). A41525