Properties of the Number 72551

Seventy-Two Thousand Five Hundred Fifty-One

Basics

Value: 72550 → 72551 → 72552

Parity: odd

Prime: Yes

Previous Prime: 72547

Next Prime: 72559

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 72551

Divisors: 1, 72551

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001101101100111

Octal: 215547

Duodecimal: 35B9B

Hexadecimal: 11b67

Square: 5263647601

Square Root: 269.35292833010004

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 p such that continued fraction of (1 + sqrt(p))/2 has period 8; primes in A146333. A146353

Decimal expansion of sqrt(e^1/e) = 1.20194336847031... A72551