Properties of the Number 45149

Forty-Five Thousand One Hundred Forty-Nine

Basics

Value: 45148 → 45149 → 45150

Parity: odd

Prime: No

Previous Prime: 45139

Next Prime: 45161

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 13 × 23 × 151

Divisors: 1, 13, 23, 151, 299, 1963, 3473, 45149

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011000001011101

Octal: 130135

Duodecimal: 22165

Hexadecimal: b05d

Square: 2038432201

Square Root: 212.48294049170158

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(2) = 0, and otherwise a(n) is the least multiple of prime(n+1) whose decimal representation ends with that of prime(n). A333577

Number of positive integers <= 2ⁿ of form 5 x² + 7 y². A54177

a(1)=1, a(n) is the smallest integer > a(n-1) such that the sum of elements of the simple continued fraction for S(n)=1/a(1)+1/a(2)+...+1/a(n) equals n*(n+1)/2 the n-th triangular number. A71184

Number of 4Xn 0..1 arrays with no element less than a strict majority of its horizontal and antidiagonal neighbors. A232050

Numbers whose base-4 representation contains exactly three 2's and one 3. A45149