Properties of the Number -137903

One Hundred Thirty-Seven Thousand Nine Hundred Three

Basics

Value: -137904 → -137903 → -137902

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 239 × 577

Divisors: 1, 239, 577, 137903

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100001101010101111

Octal: -415257

Duodecimal: -6797B

Hexadecimal: -21aaf

Square: 19017237409

Square Root: 371.3529318586296

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) = 6·a(n-1) - a(n-2) + 2 with a(0) = 0, a(1) = 3. A1652

Expansion of 1/((1 - x)*(1 - 2·x - x²)). A48739

Number of 14 X n binary arrays with path of adjacent 1's from upper right corner to lower left corner. A69336

Pell oblongs. A84159

Expansion of g.f. (1-x-x²)/(1-x-3·x²-x³). A97075

Semiprimes that are (perimeter² - hypotenuse²) of a Pythagorean triple. A389589

Numbers k where d/k reaches a new record, with d the distance from the k-th triangular number to the nearest square. A229117

Rectangular array read upwards by columns: T = T(n,k) = number of paths from (0,1) to (n,k), where 0 <= k <= 2, consisting of segments given by the vectors (1,1), (1,0), (1,-1). A247311

Pythagorean triples of nearly isosceles triangle. A114336