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Properties of the Number -7179

One Hundred Seventy-Nine

Basics

Value: -7180 → -7179 → -7178

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 2393

Divisors: 1, 3, 2393, 7179

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -1110000001011

Octal: -16013

Duodecimal: -41A3

Hexadecimal: -1c0b

Square: 51538041

Square Root: 84.72897969408106

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

T(n,k) is the number of n-bead necklaces labeled with numbers -k..k allowing reversal, with sum zero and avoiding the patterns z z+1 z+2 and z z-1 z-2. A209485
a(1) = 9; a(n) is smallest number >= a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A46259
Smallest positive number that can be written as sum of distinct Fibonacci numbers in n ways. A13583
T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A300427
Starting numbers for which the RATS sequence has eventual period 14. A114615
Concatenations of pairs of primes that differ by 8. A104718
Expansion of ∏k=1..7 (1+x2·k-1)/(1-x2·k). A316719
The number of vertices on a vesica piscis formed by the straight line segments mutually connecting all vertices and all points that divide the sides into n equal parts. A341878
Numbers k such that A006577(k2) sets a new record. A346592
Number of polyominoes of n cells with both diagonal symmetries, for which the 180-degree rotational symmetry has an axis that coincides with the center of a square, but without 90-degree rotational symmetry. A351159