Properties of the Number -331695

Three Hundred Thirty-One Thousand Six Hundred Ninety-Five

Basics

Value: -331696 → -331695 → -331694

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ⁶ × 5 × 7 × 13

Divisors: 1, 3, 5, 7, 9, 13, 15, 21, 27, 35

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010000111110101111

Octal: -1207657

Duodecimal: -13BB53

Hexadecimal: -50faf

Square: 110021573025

Square Root: 575.9296832079416

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 number of n-digit positive integers with exactly two distinct base 10 digits. A335843

Odd numbers k such that k and φ(k) have the same number of divisors. A116518

Denominators of Blandin-Diaz compositional Bernoulli numbers C₂,n. A133005

Least term of A004767 with exactly 2n divisors. A204086

a(n) is the number of labeled rooted unordered binary trees T where the nodes are labeled with distinct positive integers, the root has label n, each parent label equals the sum of its children labels, and T cannot be extended. A348850

Expansion of 1/((1-3·x)*(1-12·x)). A16147

Number of n X 7 0..1 arrays with no element equal to more than one of its horizontal and vertical neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. A280439