Properties of the Number -30444

Thirty Thousand Four Hundred Forty-Four

Basics

Value: -30445 → -30444 → -30443

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 43 × 59

Divisors: 1, 2, 3, 4, 6, 12, 43, 59, 86, 118

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111011011101100

Octal: -73354

Duodecimal: -15750

Hexadecimal: -76ec

Square: 926837136

Square Root: 174.4820907715173

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 times prime(n) occurs as the least prime factor among numbers 1 .. prime(n)⁴: a(n) = A078898(A030514(n)). A250478

Number of scalene triangles on a centered hexagonal grid of size n. A241227

Number of 3 X 3 X 3 triangular 0..n arrays with every horizontal row nondecreasing and having the same average value. A214907

Number of length-n 0..7 arrays with no repeated value differing from the previous repeated value by other than plus two or minus 1. A269639

Number of length-5 0..n arrays with no repeated value differing from the previous repeated value by other than plus two or minus 1. A269642

a(n) = (5·n+2)*(5·n+7). A85036

Partition the integers from 1 to n into three groups with consecutive numbers, then a(n) is the maximum value of the sum of the numbers in the second group multiplied by the minimum of the sum of the numbers in the first and third groups. A342713