Properties of the Number -39829

Thirty-Nine Thousand Eight Hundred Twenty-Nine

Basics

Value: -39830 → -39829 → -39828

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 39829

Divisors: 1, 39829

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -1001101110010101

Octal: -115625

Duodecimal: -1B071

Hexadecimal: -9b95

Square: 1586349241

Square Root: 199.5720421301541

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

Primes of form n² + 625. A256777

Wiener index of a benzenoid consisting of a spiral chain of n hexagons (s=1; see the Gutman et al. reference). A193391

Primes that remain prime through 3 iterations of function f(x) = 7x + 6. A23290

Greater of twin self primes, i.e., larger member of the pair of self primes differing by 2. A380715

Primes (with d digits, say) that generate another prime when acted on by the "standard" superpermutation of length A007489(d) of d elements (cf. comment). A244311

Prime numbers followed by two consecutive numbers which are products of four distinct primes (or tetraprimes). A362578

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 15. A31603

Number of strings of numbers x(i=1..7) in 0..n with sum i²*x(i)² equal to n²*49. A184245