Properties of the Number 72740

Seventy-Two Thousand Seven Hundred Forty

Basics

Value: 72739 → 72740 → 72741

Parity: even

Prime: No

Previous Prime: 72739

Next Prime: 72763

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 5 × 3637

Divisors: 1, 2, 4, 5, 10, 20, 3637, 7274, 14548, 18185

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001110000100100

Octal: 216044

Duodecimal: 36118

Hexadecimal: 11c24

Square: 5291107600

Square Root: 269.7035409482048

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

Smallest integer that is the sum of a prime and the square of a prime in n or more ways. A381333

Smallest integer that is the sum of a prime and the square of a prime in exactly n ways. A381334

X-projection of the tabular N X N -> N bijection A072734. A72740