Properties of the Number 30048

Thirty Thousand Forty-Eight

Basics

Value: 30047 → 30048 → 30049

Parity: even

Prime: No

Previous Prime: 30047

Next Prime: 30059

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ⁵ × 3 × 313

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111010101100000

Octal: 72540

Duodecimal: 15480

Hexadecimal: 7560

Square: 902882304

Square Root: 173.3435894401636

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

Irregular table read by rows: Take an octagon with all diagonals drawn, as in A333075. Then T(n,k) = number of k-sided polygons in that figure for k >= 3. A333076

"EFK" (unordered, size, unlabeled) transform of 2,4,6,8,... A32309

Sum of next n even interprimes. A75675

G.f. satisfies: A(x) = A(x²)² + x·A(x²)³. A174512

Numbers k that divide the base-5 reversal of k. A222816

Expansion of (2·x+4·x²) / (1-2·x-2·x²+2·x³). A285185

a(n) = 2*(n-1)*(n² + 1). A71233

Number of partitions of n into distinct parts where there are k²-1 kinds of part k. A363599

Convolution of odd numbers and A000201. A23658

a(n) = number of nonempty subsets of {1,2,...,n} having a partition into two subsets with the same sum of elements. A357212