Properties of the Number -108240

One Hundred Eight Thousand Two Hundred Forty

Basics

Value: -108241 → -108240 → -108239

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ⁴ × 3 × 5 × 11 × 41

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 11, 12

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11010011011010000

Octal: -323320

Duodecimal: -52780

Hexadecimal: -1a6d0

Square: 11715897600

Square Root: 328.998480239651

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

Numbers n such that n¹+n+1, n²+n+1, n³+n+1 and n⁴+n+1 are all prime. A219117

a(n) = 4·n*(n² + 2). A292022

Fibonacci sequence beginning 0, 16. A22350

Numbers k such that (k+1)*φ(k) is a perfect square. A69952

Record numbers of A171063 nonzero period n solutions of x(i)=(x(i-1)+x(i-2)) mod m, as encountered in (n=1,m=1; n=1,m=2; n=2,m=1) antidiagonal order. A171061

Record numbers of A171063 nonzero period n solutions of x(i)=(x(i-1)+x(i-2)) mod m, as encountered in (n=1,m=1; n=2,m=1; n=1,m=2) antidiagonal order. A171062

Numbers that can be expressed as the difference of the squares of primes in exactly seven distinct ways. A92003

a(n)=Sum(C(n,2k+1)5^k 3^2k+1 7^n-2k-1, k=0,..,Floor[(n-1)/2]). A97068