Properties of the Number -117390

One Hundred Seventeen Thousand Three Hundred Ninety

Basics

Value: -117391 → -117390 → -117389

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 × 7 × 13 × 43

Divisors: 1, 2, 3, 5, 6, 7, 10, 13, 14, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11100101010001110

Octal: -345216

Duodecimal: -57B26

Hexadecimal: -1ca8e

Square: 13780412100

Square Root: 342.62224095933993

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

Products of exactly 6 distinct primes. A67885

Numbers k such that usigma(k) >= 3·k, where usigma(k) = sum of unitary divisors of k (A034448). A285615

Square array whose entry A(n,k) is the number of labeled rooted trees on a set of size n where each node has at most k neighbors that are further away from the root than the node itself, for n >= 0, k >= 0, read by descending antidiagonals. A325201

a(n) is the number of labeled rooted trees on a set of size n where each node has at most 4 neighbors that are further away from the root than the node itself. A36776

a(n) = n*(n + 1)*(16·n - 1)/6. A304659

Composite numbers n such that n+2 is also composite and such that (sopfr(n), sopfr(n+2)) is a twin prime pair. A001414 explains notation 'sopfr(n)'. A247048

Squarefree 3-abundant numbers: squarefree numbers k such that A000203(k) > 3·k. A387153

Numbers n such that the denominator of the 2n-th Bernoulli number is divisible by n but ∑_d∣n σ(d)/φ(d) is not an integer. A99008