Properties of the Number -166753

One Hundred Sixty-Six Thousand Seven Hundred Fifty-Three

Basics

Value: -166754 → -166753 → -166752

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 17 ² × 577

Divisors: 1, 17, 289, 577, 9809, 166753

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101000101101100001

Octal: -505541

Duodecimal: -80601

Hexadecimal: -28b61

Square: 27806563009

Square Root: 408.35401308178666

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

a(n) = n²*(2·n² - 1); also ∑_k=0..n-1 (2k+1)³. A2593

Transform of n³ by the Riordan array (1/(1-x²), x). A105636

Triangular numbers having exactly 6 divisors. A292989

Norm of coefficients in the expansion of 1/(1 - 2·x - i·x²), where i is the imaginary unit. A218134

Triangular numbers that are the product of a square number and a prime number. A253653

Triangular numbers for which the number of divisors is also a triangular number. A116541

a(n) = n²*(2·n² + (-1)ⁿ). A275496

Terms k of A228058 for which A325814(k) is a multiple of A034460(k). A325822

Lexicographically earliest sequence of pairwise coprime triangular numbers. A34792

Triangular numbers whose reverse is prime. A66751