Properties of the Number -117655

One Hundred Seventeen Thousand Six Hundred Fifty-Five

Basics

Value: -117656 → -117655 → -117654

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 23531

Divisors: 1, 5, 23531, 117655

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11100101110010111

Octal: -345627

Duodecimal: -58107

Hexadecimal: -1cb97

Square: 13842699025

Square Root: 343.0087462441738

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

Number of equivalence classes of n-valued Post functions of 1 variable under action of complementing group C(1,n). A56665

T(n,k) = ∑_d∣k φ(d)*n^k/d/k, triangle read by rows, T(n,k) for n >= 1 and 1 <= k <= n. A54630

a(n) = 7ⁿ + n. A226199

a(n) = ∑_k=1..n gcd(k,n)^n-1. A342433

Triangle read by rows: row n (n >= 1) contains the numbers T(n,k) = ∑_d∣n φ(d)*k^n/d/n, for k=1..n. A54631

Number of ways to color vertices of a heptagon using <= n colors, allowing only rotations. A54621

Table read by antidiagonals: T(n,k) = number of distinct n X k toroidal 0..6 arrays. A184331

a(n) = ∑_k=1..n gcd(k,n)^gcd(k,n - 1). A342436

a(n) = ∑_d∣n φ(n/d) * (-n)^d-1. A382998

Number of n-bead necklaces with 7 colors. A54626