Properties of the Number -138338

One Hundred Thirty-Eight Thousand Three Hundred Thirty-Eight

Basics

Value: -138339 → -138338 → -138337

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 263 ²

Divisors: 1, 2, 263, 526, 69169, 138338

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100001110001100010

Octal: -416142

Duodecimal: -68082

Hexadecimal: -21c62

Square: 19137402244

Square Root: 371.938166904124

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

Numbers k such that φ(k) == 2 (mod 12), where φ is the Euler totient function (A000010). A332511

E.g.f. A(x) satisfies A'(x) = 1 + 2·A(exp(x) - 1). A355206

a(n) = 4·n⁴ + 24·n³ + 84·n² + 144·n + 98. A160828