Properties of the Number -31441

Thirty-One Thousand Four Hundred Forty-One

Basics

Value: -31442 → -31441 → -31440

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 23 × 1367

Divisors: 1, 23, 1367, 31441

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111101011010001

Octal: -75321

Duodecimal: -16241

Hexadecimal: -7ad1

Square: 988536481

Square Root: 177.31610191970722

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) = 18·a(n-1) - 79·a(n-2) for n > 1; a(0) = 1, a(1) = 17. A164600

Consecutive states of the linear congruential pseudo-random number generator for 16-bit WATFOR/WATFIV when started at 1. A384158

Numbers m such that 11·m² - 7 is a square. A221763

The non-common part of the smaller number of an amicable pair. A180326

Expansion of g.f. x*(1 +4·x +4·x² +18·x³ +7·x⁴ +7·x⁵ -2·x⁶ -x⁷ -x⁸ -x⁹) / (1-20·x⁶+x¹²). A116561

Sum of the squares of the first n nonsquarefree numbers (A013929). A111732