Properties of the Number 39982

Thirty-Nine Thousand Nine Hundred Eighty-Two

Basics

Value: 39981 → 39982 → 39983

Parity: even

Prime: No

Previous Prime: 39979

Next Prime: 39983

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 × 19991

Divisors: 1, 2, 19991, 39982

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001110000101110

Octal: 116056

Duodecimal: 1B17A

Hexadecimal: 9c2e

Square: 1598560324

Square Root: 199.9549949363606

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 partitions p of n such that median(p) <= mean(p). A240218

Numbers that appear exactly five times in A101402. (Also indices of fives in A101403.). A129117

a(0) = 1, a(n) = result of eliminating the digit 7 from the sum of all previous terms for n>=1. A370254

a(1) = 15; for n > 1, a(n)² is the smallest square that begins with a(n-1) in base 6. A336251

Let φ denote the morphism 0 -> 11, 1 -> 10. This sequence is the limit S(oo) where S(0) = 1; S(n+1) = 1.φ(S(n)). A39982