Properties of the Number 99650

Ninety-Nine Thousand Six Hundred Fifty

Basics

Value: 99649 → 99650 → 99651

Parity: even

Prime: No

Previous Prime: 99643

Next Prime: 99661

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 ² × 1993

Divisors: 1, 2, 5, 10, 25, 50, 1993, 3986, 9965, 19930

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000010101000010

Octal: 302502

Duodecimal: 49802

Hexadecimal: 18542

Square: 9930122500

Square Root: 315.67388235329196

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

For 1<=x<=n, 1<=y<=n, write gcd(x,y) = u·x+v·y with u,v minimal; a(n) = n⁴*s, where s is the population variance of the values of |v|. A345690

Beach-Williams Pell numbers of type 2pqr (p,q,r primes). A212076

Solutions to x+φ(x) = σ(x)/2. A99650

E.g.f. A(x) satisfies: A'(x) = 1 + A(A(A(A(x)))). A193099