Properties of the Number 45191

Forty-Five Thousand One Hundred Ninety-One

Basics

Value: 45190 → 45191 → 45192

Parity: odd

Prime: Yes

Previous Prime: 45181

Next Prime: 45197

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 45191

Divisors: 1, 45191

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1011000010000111

Octal: 130207

Duodecimal: 2219B

Hexadecimal: b087

Square: 2042226481

Square Root: 212.58174898142127

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

Primes of the form 41+(n+n²)/2=41+A000217(n). A139219

Numbers m which satisfy the equation: (m - floor((m - k)/k)) mod k = 1 (1 <= k <= m) only for k = 2 and m - 1. A378275

Numbers k such that 2·prime(k)+1, 2·prime(k+1)+1 and 2·prime(k+2)-1 are also consecutive primes. A103851

Take an n X n square grid of points in the plane; a(n) = number of non-isomorphic ways to divide the points into two sets using a straight line. A116696

Numbers whose base-5 representation contains exactly one 0 and no 3's. A45191