Properties of the Number 45100

Forty-Five Thousand One Hundred

Basics

Value: 45099 → 45100 → 45101

Parity: even

Prime: No

Previous Prime: 45083

Next Prime: 45119

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 5 ² × 11 × 41

Divisors: 1, 2, 4, 5, 10, 11, 20, 22, 25, 41

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011000000101100

Octal: 130054

Duodecimal: 22124

Hexadecimal: b02c

Square: 2034010000

Square Root: 212.36760581595303

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 k such that the average digit of k² is 1. A164771

a(0)=a(1)=1, a(n) = least k > a(n-1) such that k·a(n-2) is a triangular number. A214961

Triangle of numbers relating two sequences A073155 and A073156. A73153

Let (n)_p denote the exponent of prime p in the prime power factorization of n. Then a(n) is defined by the formulas a(1)=1; for n >= 2, (a(n))_2 = (n)_2, (a(n))_3 = (n)_3 and, for p >= 5, (a(n))_p = 1 + ((2n)/(p-1))_p if p-1∣2·n, and (a(n))_p = 0 otherwise. A202318

Row sums of triangle A144825. A144826

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 507", based on the 5-celled von Neumann neighborhood. A272587

Numbers k such that sum of digits (k) and sum of digits (k²) is 10. A325451

Numbers whose base-4 representation contains exactly three 1's and no 2's. A45100