Properties of the Number -3431

Four Hundred Thirty-One

Basics

Value: -3432 → -3431 → -3430

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 47 × 73

Divisors: 1, 47, 73, 3431

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110101100111

Octal: -6547

Duodecimal: -1B9B

Hexadecimal: -d67

Square: 11771761

Square Root: 58.57473858242988

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

First term of n-th difference sequence of (floor(π*k)), k >= 0. A325739

Triangle defined by T(n, m) = -b(n) + b(m) + b(n-m), where b(n) = binomial(2·n, n)/(n + 1) = A000108(n), read by rows. A176602

First differences of 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. A272283

Number of partitions of n into an odd number of parts. A27193

Number of integer partitions of n with reverse-alternating sum >= 0. A344607

The number of odd partitions of consecutive odd integers. A160786

Number of cycle types of conjugacy classes of all even permutations of n elements. A46682

a(n) = (3·n² - n - 2)/2. A115067

Number of combinations of n things from 1 to n at a time, with repeats allowed. A30662

Array read by antidiagonals upwards: h(n,k) = number of sequences with n copies each of 1,2,...,k and longest increasing subsequence of length k (n>=1, k>=1). A47909