Properties of the Number -118341

One Hundred Eighteen Thousand Three Hundred Forty-One

Basics

Value: -118342 → -118341 → -118340

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ⁵ × 487

Divisors: 1, 3, 9, 27, 81, 243, 487, 1461, 4383, 13149

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11100111001000101

Octal: -347105

Duodecimal: -58599

Hexadecimal: -1ce45

Square: 14004592281

Square Root: 344.00726736509506

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 k such that k | 11^k + 1. A15960

Numbers k>1 such that 10^φ(k) == 1 (mod k²), where φ(n)=A000010(n). A241977

a(n) = ∑_d∣n max(d, n/d)⁵. A297844

Triangular numbers in which the k-th significant digit either divides k or is a multiple of k. A69559

a(n) = [xⁿ] ∏_k>=1 (1 + 3ⁿ*x^k). A318246

"Primitive" numbers k such that k divides 4^k - 1. A323203

Number of nonisomorphic spanning trees of the triangular snake nC₃. A374721

Triangular numbers of the form p·w, where p is a prime number and w is a prime power (A025475). A225674

Numbers k that divide s(k), where s(1)=1, s(j)=19·s(j-1)+j. A14869

a(n) = A026905(n) - A014284(n). A86741