Properties of the Number 75421

Seventy-Five Thousand Four Hundred Twenty-One

Basics

Value: 75420 → 75421 → 75422

Parity: odd

Prime: No

Previous Prime: 75407

Next Prime: 75431

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 199 × 379

Divisors: 1, 199, 379, 75421

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010011010011101

Octal: 223235

Duodecimal: 37791

Hexadecimal: 1269d

Square: 5688327241

Square Root: 274.62884043741656

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

Trajectory of n under the Reverse and Add! operation carried out in base 4 (presumably) does not reach a palindrome and (presumably) does not join the trajectory of any term m < n. A75421

Number of strict integer partitions of n containing all distinct divisors of all parts. A371128