Properties of the Number 25601

Twenty-Five Thousand Six Hundred One

Basics

Value: 25600 → 25601 → 25602

Parity: odd

Prime: Yes

Previous Prime: 25589

Next Prime: 25603

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 25601

Divisors: 1, 25601

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110010000000001

Octal: 62001

Duodecimal: 12995

Hexadecimal: 6401

Square: 655411201

Square Root: 160.00312496948303

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

Primes of the form k² + 1. A2496

Primes p such that continued fraction of (1 + sqrt(p))/2 has period 3. A146348

Primes of the form 4·k² + 1. A121326

Primes of the form 2^r*5^s + 1. A77497

Primes of the form 512·k+1. A76339

Odd powers of primes of the form q = x² + 1 (A002496). A54755

Primes of the form 256·k + 1. A208178

Primes p such that A001175(p) = (p-1)/8. A308793

Primes p for which A329697(p) == 3. A334093

T(n,k)=Number of nXk 0..3 arrays with no element equal to two plus the sum of elements to its left or two plus the sum of the elements above it, modulo 4. A238997