Properties of the Number -137641

One Hundred Thirty-Seven Thousand Six Hundred Forty-One

Basics

Value: -137642 → -137641 → -137640

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 7 ² × 53 ²

Divisors: 1, 7, 49, 53, 371, 2597, 2809, 19663, 137641

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100001100110101001

Octal: -414651

Duodecimal: -677A1

Hexadecimal: -219a9

Square: 18945044881

Square Root: 371

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) = (11·n + 8)². A17486

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 0 1 vertically. A208039

Array read by antidiagonals: T(m,n) = number of minimal total dominating sets in the grid graph P_m X P_n. A303118

Array read by antidiagonals: T(m,n) = number of total dominating sets in the grid graph P_m X P_n. A303111

Expansion of 1/(1 - x*∏_k>=1 (1 + x^2·k-1)). A302017

Squares whose largest digit is 7. A295017

Matula-Goebel numbers of series-reduced powerful uniform rooted trees. A318692

Squares of composite numbers k that are abelian orders. A350345

Smallest square containing n-th prime as substring. A29945

Smallest extension of n-th prime which is a square. A30671