Properties of the Number 25050

Twenty-Five Thousand Fifty

Basics

Value: 25049 → 25050 → 25051

Parity: even

Prime: No

Previous Prime: 25037

Next Prime: 25057

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 ² × 167

Divisors: 1, 2, 3, 5, 6, 10, 15, 25, 30, 50

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110000111011010

Octal: 60732

Duodecimal: 125B6

Hexadecimal: 61da

Square: 627502500

Square Root: 158.27191791344413

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

Array read by antidiagonals: T(n,k) is the number of k-regular multigraphs on n labeled nodes, loops allowed, n >= 0, k >= 0. A333467

Numbers m such that A166133(m+1) = A166133(m)² - 1. A256703

a(n) = (2·n+1)*(9·n+1). A33573

Numbers k such that k and k² use only the digits 0, 2, 5, 6 and 7. A136912

Expansion of 1/(1 - 2·x - 3·x² - 4·x³ + 4·x⁴). A375273

Four-column array read by rows: T(n,k) for k=0..3 is the k-th component of the vector obtained by multiplying the n-th power of the 4 X 4 matrix (1,1,1,1; 7,3,1,0; 12,2,0,0; 6,0,0,0) and the vector (1,1,1,1). A95797

G.f. satisfies: A(x) = 1 + x·A(x)³*A(x·A(x)). A182969

Numbers of form j·k + k·i + i·j, where 1 <=i <= j <= k, including repetitions. A25050