Properties of the Number 28459

Twenty-Eight Thousand Four Hundred Fifty-Nine

Basics

Value: 28458 → 28459 → 28460

Parity: odd

Prime: No

Previous Prime: 28447

Next Prime: 28463

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 149 × 191

Divisors: 1, 149, 191, 28459

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111100101011

Octal: 67453

Duodecimal: 14577

Hexadecimal: 6f2b

Square: 809914681

Square Root: 168.6979549372191

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

Semiprimes whose prime factors are of equal binary length and which differ from each other in exactly three bit positions. A261075

a(n) = 1 + F(2·n+1) + (-1)ⁿ*L(n). A6172

Records in A030000. A372044

The non-common part of the larger number of an amicable pair. A180327

Number of partitions of n into parts not of the form 17k, 17k+6 or 17k-6. Also number of partitions with at most 5 parts of size 1 and differences between parts at distance 7 are greater than 1. A35967

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, 0), (0, 0, 1), (0, 1, -1), (1, 0, 1)}. A150407

T(n,k) is the number of arrays of n+2 elements from {0,1,...,k} with no two consecutive ascents. A200785

Number of 0..n arrays x(0..6) of 7 elements without any two consecutive increases. A200789

Number of perfect matchings in graph P₂ X C₇ X P_n. A28459