Properties of the Number 30180

Thirty Thousand One Hundred Eighty

Basics

Value: 30179 → 30180 → 30181

Parity: even

Prime: No

Previous Prime: 30169

Next Prime: 30181

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 5 × 503

Divisors: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111010111100100

Octal: 72744

Duodecimal: 15570

Hexadecimal: 75e4

Square: 910832400

Square Root: 173.72391890583174

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 k² * 2^k + 1 is prime. A58780

a(n) is the concatenation of n and 6n. A9440

Expansion of (-1 + ∏_k>=1 1 / (1 + (-x)^k))¹⁰. A341253

Multiples of 3018. A86746

Numbers k such that k * (1+i)^k - i is a Gaussian prime. A58772

Even numbers n such that n²*2ⁿ + 1 is prime. A58779

n * (1+i)ⁿ + i is a Gaussian prime. A58782

a(n) = (n⁷ - n)/42. A30180