Properties of the Number -38999

Thirty-Eight Thousand Nine Hundred Ninety-Nine

Basics

Value: -39000 → -38999 → -38998

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 38

Digital Root: 2

Palindrome: No

Factorization: 59 × 661

Divisors: 1, 59, 661, 38999

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001100001010111

Octal: -114127

Duodecimal: -1A69B

Hexadecimal: -9857

Square: 1520922001

Square Root: 197.48164471666726

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

G.f. satisfies: A(x) = x + A(x² + A(x³ + A(x⁴ + A(x⁵ +...)))). A228835

Euler elliptic Carmichael numbers for the elliptic curve y² = x³ + 80. A290338

Smallest number beginning with n and having a digit sum n. A77726

Elliptic Carmichael numbers for the elliptic curve y² = x³ + 80. A317174

a(n) is the least k for which x(k) > ∑_j=1..k 1/j, where x(k) is the Newton iterate (starting from x(1)=1) for exp(-P(n,x)) and P(n,x) is the n-th Maclaurin polynomial for exp(x). A348126