Properties of the Number -32021

Thirty-Two Thousand Twenty-One

Basics

Value: -32022 → -32021 → -32020

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 11 × 41 × 71

Divisors: 1, 11, 41, 71, 451, 781, 2911, 32021

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111110100010101

Octal: -76425

Duodecimal: -16645

Hexadecimal: -7d15

Square: 1025344441

Square Root: 178.9441253576099

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

The n-th n-gonal number: a(n) = n*(n² - 3·n + 4)/2. A60354

Products of three distinct primes that form an arithmetic progression. A262723

Expansion of 1/(1-x*(1-10·x)). A146080

Number of partitions p of n such that floor(mean(p)) and ceiling(mean(p)) are parts of p. A241340

Products of three distinct strong primes. A363782

Number of strings of numbers x(i=1..6) in 0..n with sum i·x(i)² equal to n·36. A184445

Number of 4 X n 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 0 1 vertically. A207172

Numbers·that are equal to lpf(x)*gpf(x)*(lpf(x)+gpf(x))/2, where lpf(x) < gpf(x) are the least and the greatest prime factors of x: A020639 and A006530. A307108

Maximum width of an element in the set of minimal base-n representations of the primes. A330049

a(n) is the least k such that A076620(k) = n. A341803