Properties of the Number 74727

Seventy-Four Thousand Seven Hundred Twenty-Seven

Basics

Value: 74726 → 74727 → 74728

Parity: odd

Prime: No

Previous Prime: 74719

Next Prime: 74729

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 19 ² × 23

Divisors: 1, 3, 9, 19, 23, 57, 69, 171, 207, 361

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10010001111100111

Octal: 221747

Duodecimal: 372B3

Hexadecimal: 123e7

Square: 5584124529

Square Root: 273.362396828825

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

Number of steps needed to reach a prime when the following map is repeatedly applied to n: if n is even then 2n + SOD(n) + 1, otherwise 2n - SOD(n) - 1, where SOD(n) is the sum of the digits of n; or -1 if no prime is ever reached. A74727