Properties of the Number 45428

Forty-Five Thousand Four Hundred Twenty-Eight

Basics

Value: 45427 → 45428 → 45429

Parity: even

Prime: No

Previous Prime: 45427

Next Prime: 45433

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 41 × 277

Divisors: 1, 2, 4, 41, 82, 164, 277, 554, 1108, 11357

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011000101110100

Octal: 130564

Duodecimal: 22358

Hexadecimal: b174

Square: 2063703184

Square Root: 213.13845265460665

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

Number of arrays of 5 integers in -n..n with sum zero and the sum of every adjacent pair being odd. A202077

Number of length n+5 0..3 arrays with every six consecutive terms having two times the sum of some two elements equal to the sum of the remaining four. A249080

Numbers k such that the product of distinct digits of k equals the sum of the prime divisors of k. A357262

Euler transform of A002487. A71019

Number of binary words w of length n such that the number of distinct blocks of length k that w contains is <= k+2 for all k. A297526

T(n,k) = Number of length n+5 0..k arrays with every six consecutive terms having two times the sum of some two elements equal to the sum of the remaining four. A249085

Primes congruent to {1, 3, 4} mod 5. A45428