Properties of the Number 45023

Forty-Five Thousand Twenty-Three

Basics

Value: 45022 → 45023 → 45024

Parity: odd

Prime: No

Previous Prime: 45013

Next Prime: 45053

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 11 × 4093

Divisors: 1, 11, 4093, 45023

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010111111011111

Octal: 127737

Duodecimal: 2207B

Hexadecimal: afdf

Square: 2027070529

Square Root: 212.18623895059736

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 k³ divides 10^k² + 1. A128683

Numbers k such that k | 10^k + 1. A15958

Numbers k such that k² divides 10^k + 1. A292335

Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock sum of the two sums of the diagonal and antidiagonal minus the two minimums of the central column and central row nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A254903

Composite numbers k such that binomial(11·k, k) == 11^k (mod k). A392484

Divisors of 10¹¹ + 1. A27899

a(n) = (A000364(n+2)-A000364(n))/60. A81731

Numbers whose base-4 representation contains exactly two 0's and no 1's. A45023