Properties of the Number -169344

One Hundred Sixty-Nine Thousand Three Hundred Forty-Four

Basics

Value: -169345 → -169344 → -169343

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ⁷ × 3 ³ × 7 ²

Divisors: 1, 2, 3, 4, 6, 7, 8, 9, 12, 14

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101001010110000000

Octal: -512600

Duodecimal: -82000

Hexadecimal: -29580

Square: 28677390336

Square Root: 411.5142767875739

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: n-th row gives expansion of the series for HarmonicNumber(n, -r). A80779

E.g.f.: S(x) = Series_Reversion( Integral 1/(1-x⁵)^1/5 dx ), where the constant of integration is zero. A258924

A triangular sequence of coefficients from a Laplace Transform of a Bernoulli expansion function: LaplaceTransform[t·Exp[x·t]/(Exp[t] - 1), t, 1/t] = ζ[2,1+1/t-x]->shifted to ζ[6,1+1/t-x]. A137499

Triangle read by rows: A080779 with rows reversed. A335823

Numbers k such that, in the prime factorization of k, the product of exponents equals the product of prime factors. A54412

Stirling2 triangle with scaled diagonals (powers of 4). A75499

Denominators of a sequence leading to γ = A001620. A195189

Integers of the form Product p_j^k_j = Product k_j^p_j; p_j in A000040. A8478

Numbers of the form Product_i p_i^e_i, where the p_i are distinct primes and the e_i are a permutation of the p_i. A122406

The second Jordan totient function applied to the powerful numbers: a(n) = A007434(A001694(n)). A379716