Properties of the Number 72361

Seventy-Two Thousand Three Hundred Sixty-One

Basics

Value: 72360 → 72361 → 72362

Parity: odd

Prime: No

Previous Prime: 72353

Next Prime: 72367

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 269 ²

Divisors: 1, 269, 72361

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001101010101001

Octal: 215251

Duodecimal: 35A61

Hexadecimal: 11aa9

Square: 5236114321

Square Root: 269

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

Squares in which parity of digits alternates. A30152

Composite and every divisor (except 1) contains the digit 6. A62674

a(n) = (11·n + 5)². A17450

Square of primes of the form 4k+1 (A002144). A80109

Squares with initial digit '7'. A45791

Numbers for which the number of odious proper divisors (A000069) equals the number of evil proper divisors (A001969). A227891

Squares of lesser of twin primes. A108570

Numbers k such that the sum of the cubes of divisors of k is a prime. A63783

Numbers k such that sigma₄(k)/sigma₂(k) is prime. A66109

Perfect powers which have the form prime(n) + n for some n. A107606