Properties of the Number -5945

Nine Hundred Forty-Five

Basics

Value: -5946 → -5945 → -5944

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 × 29 × 41

Divisors: 1, 5, 29, 41, 145, 205, 1189, 5945

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011100111001

Octal: -13471

Duodecimal: -3535

Hexadecimal: -1739

Square: 35343025

Square Root: 77.10382610480494

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

Values of n such that L(18) and N(18) are both prime, where L(k) = (n²+n+1)*2^2·k + (2·n+1)*2^k + 1, N(k) = (n²+n+1)*2^k + n. A227521

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 331", based on the 5-celled von Neumann neighborhood. A271280

Numbers m that are the hypotenuse of exactly 13 distinct integer-sided right triangles, i.e., m² can be written as a sum of two squares in 13 ways. A97102

a(n) = ∑_{k=0..floor(n/2)} A026626(n-k, k). A26636

a(n) = n*(7·n+3)/2. A186029

Number of 1-dimensional sandpiles with n grains. A186085

Sets of 4 consecutive numbers with equal number of divisors. A39665

For any number n take the polynomial formed by the product of the terms (x-π), where π's are the prime factors of n. Then calculate the area between the minimum and the maximum value of the prime factors. This sequence lists the numbers for which the area is a positive integer. A203612

Expansion of e.g.f. 2/(1 + sqrt(1 - 4·x*cosh(x))). A295256

Prime sieve of e. A248804