Properties of the Number -1516320

Five Hundred Sixteen Thousand Three Hundred Twenty

Basics

Value: -1516321 → -1516320 → -1516319

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ⁵ × 3 ⁶ × 5 × 13

Divisors: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101110010001100100000

Octal: -5621440

Duodecimal: -611600

Hexadecimal: -172320

Square: 2299226342400

Square Root: 1231.3894591070691

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) = ((9+sqrt(9))ⁿ + (9-sqrt(9))ⁿ)/2. A143079

Triangle read by rows: T(n, k) = S2[3,1](n, k)*k! with the Sheffer triangle S2[3,1] = (exp(x), exp(3·x) -1) given in A282629. A284861

Number of (s(0), s(1), ..., s(2n)) such that 0 < s(i) < 8 and |s(i) - s(i-1)| = 1 for i = 1,2,...,2n, s(0) = 1, s(2n) = 3. A94803

Number of permutations of length n which avoid the patterns 1234, 2431, 4231. A116783

a(n) = ∏_d∣n (d*σ(d)) where σ(k) = the sum of the divisors of k (A000203). A324980

a(n) = ∏_d∣n lcm(d, σ(d)) where σ(k) is the sum of divisors of k (A000203). A334805