Properties of the Number 30331

Thirty Thousand Three Hundred Thirty-One

Basics

Value: 30330 → 30331 → 30332

Parity: odd

Prime: No

Previous Prime: 30323

Next Prime: 30341

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 7 ² × 619

Divisors: 1, 7, 49, 619, 4333, 30331

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111011001111011

Octal: 73173

Duodecimal: 15677

Hexadecimal: 767b

Square: 919969561

Square Root: 174.1579742647462

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

a(n) is the smallest value of m such that A002378(m), the m-th oblong number, contains exactly n 9's. A48547

Number of nondecreasing -2..2 vectors of length n whose dot product with some other -2..2 vector equals n. A226334

Number of n X 2 nonnegative integer arrays with upper left 0 and every value within 2 of its city block distance from the upper left and every value increasing by 0 or 1 with every step right or down. A252814

Upper (1,1/3) midsequence of (n²) and (n³); see Comments. A393347

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 457", based on the 5-celled von Neumann neighborhood. A272282

Equals one maps: number of nX3 binary arrays indicating the locations of corresponding elements equal to exactly one of their king-move neighbors in a random 0..1 nX3 array. A220972

Weight distribution of hypothetical [ 24,12,10 ] trace-self-dual additive code over GF(4). A30331