Properties of the Number 8999

Eight Thousand Nine Hundred Ninety-Nine

Basics

Value: 8998 → 8999 → 9000

Parity: odd

Prime: Yes

Previous Prime: 8971

Next Prime: 9001

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 8999

Divisors: 1, 8999

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001100100111

Octal: 21447

Duodecimal: 525B

Hexadecimal: 2327

Square: 80982001

Square Root: 94.86305919587456

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: Yes

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Smallest number whose sum of digits is n. A51885

Primes that contain digits 8 and 9 only. A20472

Primes from merging of 4 successive digits in decimal expansion of sqrt(2). A198164

Primes with either no internal digits or all internal digits are 9. A69684

Numbers in which 9 outnumbers all other digits together. A292739

Initial term in sequence of four consecutive primes separated by 3 consecutive differences each <=6 (i.e., when d=2,4 or 6) and forming d-pattern=[2,6,4]; short d-string notation of pattern = [264]. A78848

Smallest n-digit prime with maximum digit sum. A69661

Smallest prime with digit sum n, or 0 if no such prime exists. A67180

Number T(n,k) of ballot sequences of length n having difference k between the multiplicities of the smallest and the largest value; triangle T(n,k), n>=0, 0<=k<=n, read by rows. A238707

Numbers k such that the decimal expansion of k! begins with k. A33147