Properties of the Number 93991

Ninety-Three Thousand Nine Hundred Ninety-One

Basics

Value: 93990 → 93991 → 93992

Parity: odd

Prime: No

Previous Prime: 93983

Next Prime: 93997

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 193 × 487

Divisors: 1, 193, 487, 93991

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10110111100100111

Octal: 267447

Duodecimal: 46487

Hexadecimal: 16f27

Square: 8834308081

Square Root: 306.579516602137

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

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing. A207300

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 67 ones. A31835

Number of (n+1)X3 0..3 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing. A207296

Number of (n+1)X(n+1) 0..3 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing. A207295

Number of n-celled polyzebras with bilateral symmetry. A93991