Properties of the Number -1366

Three Hundred Sixty-Six

Basics

Value: -1367 → -1366 → -1365

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 683

Divisors: 1, 2, 683, 1366

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -10101010110

Octal: -2526

Duodecimal: -95A

Hexadecimal: -556

Square: 1865956

Square Root: 36.959437225152655

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

10th differences of primes. A36271

Expansion of q^-1/3 * (η(q) * η(q⁹))² / η(q³)⁴ in powers of q. A192329

Shifts left when Moebius transformation applied twice. A7551

Expansion of (1-x)/(1+x+2·x²+2·x³). A78052

First differences of A133730. A141416

Expansion of (1 - x)/((1 + x)*(1 - 2·x)). A78008

Number of strict knapsack partitions of n. A275972

a(2·n) = 2·a(2·n-1), a(2·n+1) = 2·a(2·n)-1. A5578

Fifth spoke of a hexagonal spiral. A56109

Number of double-free integer partitions of n. A323092