Properties of the Number -36855

Thirty-Six Thousand Eight Hundred Fifty-Five

Basics

Value: -36856 → -36855 → -36854

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ⁴ × 5 × 7 × 13

Divisors: 1, 3, 5, 7, 9, 13, 15, 21, 27, 35

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000111111110111

Octal: -107767

Duodecimal: -193B3

Hexadecimal: -8ff7

Square: 1358291025

Square Root: 191.97656106931387

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

Inverse of Riordan array (1/(1-x), x/(1-x)⁴), A109960. A109962

exp(arcsinh(x)-arctanh(x)) = 1-3/3!*x³-15/5!*x⁵+90/6!*x⁶-945/7!*x⁷... A13494

arcsinh(arcsin(x)-arctan(x))=3/3!*x³-15/5!*x⁵+945/7!*x⁷-36855/9!*x⁹... A13412

Odd bi-unitary abundant numbers: odd numbers k such that bsigma(k) > 2·k, where bsigma is the sum of the bi-unitary divisors function (A188999). A293186

a(n) = 3·binomial(4·n+8, n)/(n+3). A6634

The number of n-almost primes less than or equal to eⁿ, starting with a(0)=1. A116432

a(n) = n*(n+1)*(4·n+1)/2. A135713

a(n) is the least number k such that A246600(k) = n, and -1 if no such k exists. A359081

Expansion of e.g.f.: exp((-1)^k/k·LambertW(-x)^k)/(k-1)!, k=3. A60917

Fifth column of (1,5)-Pascal triangle A096940. A96942