Properties of the Number -115668

One Hundred Fifteen Thousand Six Hundred Sixty-Eight

Basics

Value: -115669 → -115668 → -115667

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ⁵ × 7 × 17

Divisors: 1, 2, 3, 4, 6, 7, 9, 12, 14, 17

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11100001111010100

Octal: -341724

Duodecimal: -56B30

Hexadecimal: -1c3d4

Square: 13379086224

Square Root: 340.0999852984413

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

Triangle read by rows: T(n,k) is the number of ternary trees with n edges and having k leaves (i.e., vertices of degree 0; n>=0, k>=1). A ternary tree is a rooted tree in which each vertex has at most three children and each child of a vertex is designated as its left or middle or right child. A120429

Discriminants of totally real cubic fields with 2 associated nonconjugate fields. A329786

a(n) = 100·n² + 2·n. A158127

Number of nonoverlapping placements of one 1 X 1 square and one 2 X 2 square on an n X n board. A173963

Number of length 3+4 0..n arrays with every five consecutive terms having two times the sum of some three elements equal to three times the sum of the remaining two. A248990

Least n-gonal number greater than 1 such that σ(n) is also n-gonal. A259240

a(n) = (n-1)*(n-2)*(n-3)*(3·n-10)*3^n-5/4. A86864

Numbers k such that (4·10^k - 79)/3 is prime. A289752