Properties of the Number 18899

Eighteen Thousand Eight Hundred Ninety-Nine

Basics

Value: 18898 → 18899 → 18900

Parity: odd

Prime: Yes

Previous Prime: 18869

Next Prime: 18911

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 18899

Divisors: 1, 18899

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100100111010011

Octal: 44723

Duodecimal: AB2B

Hexadecimal: 49d3

Square: 357172201

Square Root: 137.47363383572866

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

T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with every element equal to or 1 greater than any west or northeast neighbors modulo n and the upper left element equal to 0. A267742

Primes in A153257. A140719

Primes having only {1, 8, 9} as digits. A385783

Number of partitions of n such that the number of even parts is a part or the number of odd parts is a part. A240576

Primes that are the first in a run of exactly 3 emirps. A346023

a(n) = n³ - (n+1)². A153257

Primes with integer arithmetic mean of digits = 7 in base 10. A285227

Primes with digit sum = 35. A106770

Least number k such that A070635(k) = n. A138791

Primes related to the nondecreasing subsequence of A007605 (sums of digits of primes). A67954