Properties of the Number 99622

Ninety-Nine Thousand Six Hundred Twenty-Two

Basics

Value: 99621 → 99622 → 99623

Parity: even

Prime: No

Previous Prime: 99611

Next Prime: 99623

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 49811

Divisors: 1, 2, 49811, 99622

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 11000010100100110

Octal: 302446

Duodecimal: 4979A

Hexadecimal: 18526

Square: 9924542884

Square Root: 315.6295296704667

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) = ∑_{k=0..floor(n/2)} binomial(n-k, k-1)*4^n-k-1*(5/4)^k. A99622

Number of upper Wythoff primes (A095281) in range ]2ⁿ,2ⁿ⁺¹]. A95291

Number of 7Xn 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 0 0 vertically. A207504