Properties of the Number -101812

One Hundred One Thousand Eight Hundred Twelve

Basics

Value: -101813 → -101812 → -101811

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 25453

Divisors: 1, 2, 4, 25453, 50906, 101812

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11000110110110100

Octal: -306664

Duodecimal: -4AB04

Hexadecimal: -18db4

Square: 10365683344

Square Root: 319.0799272909532

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(0)=1, a(1)=4, a(n)=8a(n-1)-13a(n-2), n>=2. A83882

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where A(n,k) = n! * k! * [xⁿ * y^k] 1 / ( (1-x) * (1-y) * (1 - log(1-x) * log(1-y)) ). A382823

a(n) = (1/2)*A291036(n). A291037