Properties of the Number 50000

Fifty Thousand

Basics

Value: 49999 → 50000 → 50001

Parity: even

Prime: No

Previous Prime: 49999

Next Prime: 50021

Digit Sum: 5

Digital Root: 5

Palindrome: No

Factorization: 2 ⁴ × 5 ⁵

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 25, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

603 Try Today's Challenge

Representations

Binary: 1100001101010000

Octal: 141520

Duodecimal: 24B28

Hexadecimal: c350

Square: 2500000000

Square Root: 223.60679774997897

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: Yes

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(n) is the maximal number of a's that can be produced in a blank document with n "keystrokes". A193286

Hypotenuses for which there exist exactly 5 distinct Pythagorean triangles. A84649

Numbers k such that the decimal expansion of k² contains k as a substring. A18834

Numbers k such that Sum_i ( e(i)/p(i) ) is an integer, where the prime factorization of k is Product_i ( p(i)^e(i) ). A72873

Triangle read by rows: coefficients T(n,k) of a binomial decomposition of nⁿ as Sum(k=0..n)T(n,k)*binomial(n,k). A244122

Triangle read by rows: terms T(n,k) of a binomial decomposition of nⁿ as Sum(k=0..n)T(n,k). A244123

Numbers that contain only one nonzero digit. A37124

Expansion of (1-5·x)/(1-10·x). A93143

a(n) = n·10^n-1. A53541

Numbers whose decimal expansion contains only 0's and 5's. A169964