Properties of the Number 28311

Twenty-Eight Thousand Three Hundred Eleven

Basics

Value: 28310 → 28311 → 28312

Parity: odd

Prime: No

Previous Prime: 28309

Next Prime: 28319

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 9437

Divisors: 1, 3, 9437, 28311

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111010010111

Octal: 67227

Duodecimal: 14473

Hexadecimal: 6e97

Square: 801512721

Square Root: 168.25872934264063

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 reversed integer partitions of 2n whose half-alternating sum is 0. A357639

Number of k < n such that rad(k) | n but k does not divide n, where rad = A007947. A243822

Odd numbers k such that {1..k-1} can be partitioned into disjoint sets I, J with 2I == -J (mod k) such that I, J are unions of cyclotomic cosets mod k. A28311