Properties of the Number 72343

Seventy-Two Thousand Three Hundred Forty-Three

Basics

Value: 72342 → 72343 → 72344

Parity: odd

Prime: No

Previous Prime: 72341

Next Prime: 72353

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 73 × 991

Divisors: 1, 73, 991, 72343

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001101010010111

Octal: 215227

Duodecimal: 35A47

Hexadecimal: 11a97

Square: 5233509649

Square Root: 268.9665406700246

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

Numbers x = concat(a,b) such that a^b ends with the digits of x. A273383

Numbers k such that 7^k ends with k. A321970

a(n) = 2^n-1 * ∑_k=0..n (n+k)! / k!². A72343

The hyper-Wiener index of the nanostar dendrimer NS[n], defined pictorially in the Wang-Hua reference. A221005