Properties of the Number 99825

Ninety-Nine Thousand Eight Hundred Twenty-Five

Basics

Value: 99824 → 99825 → 99826

Parity: odd

Prime: No

Previous Prime: 99823

Next Prime: 99829

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 ² × 11 ³

Divisors: 1, 3, 5, 11, 15, 25, 33, 55, 75, 121

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000010111110001

Octal: 302761

Duodecimal: 49929

Hexadecimal: 185f1

Square: 9965030625

Square Root: 315.95094555959156

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

Number of inequivalent ways to color vertices of a regular tetrahedron using <= n colors. A6008

Fourth column (m=3) of triangle A090447. A90448

Number of two-rowed partitions of length 4. A70557

a(n) = (3·n-1)*a(n-1) - a(n-2). A121354

For any number n with binary expansion ∑_{k = 1..m} 2^e_k (where 0 <= e₁ < ... < e_m), a(n) = ∏_{k = 1..m} prime(1+e_k)^k (where prime(k) denotes the k-th prime number). A344530

Sum of the first 2ⁿ primes. A99825