Properties of the Number 93981

Ninety-Three Thousand Nine Hundred Eighty-One

Basics

Value: 93980 → 93981 → 93982

Parity: odd

Prime: No

Previous Prime: 93979

Next Prime: 93983

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 31327

Divisors: 1, 3, 31327, 93981

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: 10110111100011101

Octal: 267435

Duodecimal: 46479

Hexadecimal: 16f1d

Square: 8832428361

Square Root: 306.5632071857287

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

a(1) = 11, a(n) = number obtained by adding to each digit of a(n-1) the next digit. A61589

Number of prime pairs below 10ⁿ having a difference of 54. A93981

Square array T(s,t), s >= 0, t >= 0, read by downward antidiagonals: T(s,t) is the number of nonnegative ordered triples (a,b,c) satisfying a+b+c <= s and a·b*c <= t. A347221