Properties of the Number 30528

Thirty Thousand Five Hundred Twenty-Eight

Basics

Value: 30527 → 30528 → 30529

Parity: even

Prime: No

Previous Prime: 30517

Next Prime: 30529

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ⁶ × 3 ² × 53

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 111011101000000

Octal: 73500

Duodecimal: 15800

Hexadecimal: 7740

Square: 931958784

Square Root: 174.72263734273244

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 that are the sum of 3 positive cubes in 3 or more ways. A25398

Numbers that are the sum of 3 positive cubes in exactly 3 ways. A25397

Numbers that are the sum of 3 distinct positive cubes in 3 or more ways. A25402

T(n,k)=Number of nXk 0..5 arrays with no element equal to another at a city block distance of exactly two, and new values 0..5 introduced in row major order. A222871

Expansion of ∑_k>=0 x^k * ∏_j=0..k-1 (3·j + x). A353256

Numbers that are the sum of 3 distinct positive cubes in exactly 3 ways. A25401

Numbers with 42 divisors. A175750

8 times octagonal numbers: 8·n*(3·n-2). A153808

Numbers of the form p⁶*q²*r where p, q, and r are distinct primes. A179703

p-INVERT of the positive integers, where p(S) = 1 - 6·S². A290911