Properties of the Number 72553

Seventy-Two Thousand Five Hundred Fifty-Three

Basics

Value: 72552 → 72553 → 72554

Parity: odd

Prime: No

Previous Prime: 72551

Next Prime: 72559

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 13 × 5581

Divisors: 1, 13, 5581, 72553

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001101101101001

Octal: 215551

Duodecimal: 35BA1

Hexadecimal: 11b69

Square: 5263937809

Square Root: 269.3566409056959

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

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 19. A31607

σ of n-th composite number equals a(n)-th composite number if it is also a composite or equals zero if σ[c] is prime. A72553