Properties of the Number -7660

Six Hundred Sixty

Basics

Value: -7661 → -7660 → -7659

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 5 × 383

Divisors: 1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110111101100

Octal: -16754

Duodecimal: -4524

Hexadecimal: -1dec

Square: 58675600

Square Root: 87.52142594816426

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 n such that Bernoulli number B_n has denominator 330. A272183

Expansion of ∏_k>=1 (1+x^3·k-1)^k. A262878

a(n) = n*(7·n + 11)/2 + 1. A198017

T(n,k)=Number of nX(k+1) 0..3 arrays with every row least squares fitting to a positive slope straight line and every column least squares fitting to a zero or positive slope straight line, with a single point array taken as having zero slope. A223751

a(n) = n * ∑_d∣n binomial(d+2,3)/d. A343544

Number T(n,k) of endofunctions f on [n] that are self-inverse on [k]; triangle T(n,k), n>=0, 0<=k<=n, read by rows. A245348

Number of factorization patterns of polynomials of degree n over F₅. A6170

Number of compositions of 2n into parts with multiplicity <= n. A232605

Number of compositions of n into parts with multiplicity not larger than 7. A243085

Numbers k such that σ(τ(φ(k))) = φ(τ(σ(k))). A226118