The Number

19998

Nineteen Thousand Nine Hundred and Ninety-Eight

In Base 7 Septenary Is

1122067

The numbers with a 7 subscript use Base 7 Septenary notation.

For more familiar numbers: See Nineteen Thousand Nine Hundred and Ninety-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

19995
1122037
Nineteen Thousand Nine Hundred and Ninety-Five in Base 7 Septenary
19996
1122047
Nineteen Thousand Nine Hundred and Ninety-Six in Base 7 Septenary
19997
1122057
Nineteen Thousand Nine Hundred and Ninety-Seven in Base 7 Septenary
19999
1122107
Nineteen Thousand Nine Hundred and Ninety-Nine in Base 7 Septenary
20000
1122117
Twenty Thousand in Base 7 Septenary
20001
1122127
Twenty Thousand and One in Base 7 Septenary

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

1.9998e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000056116114004515413237

The reciprocal of 19998 in Base 7 Septenary.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 1122067 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Nineteen thousand nine hundred and ninety-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Nineteen thousand nine hundred and ninety-eight is a composite number with 24 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number nineteen thousand nine hundred and ninety-eight has the following 4 prime factors:

2
27
Two in Base 7 Septenary
3
37
Three in Base 7 Septenary
11
147
Eleven in Base 7 Septenary
101
2037
One Hundred and One in Base 7 Septenary

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

271 · 372 · 1471 · 20371 = 1122067

Base Conversions

The number nineteen thousand nine hundred and ninety-eight in 35 different bases