The Number

128028

One Hundred and Twenty-Eight Thousand and Twenty-Eight

In Base 7 Septenary Is

10421557

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

For more familiar numbers: See One Hundred and Twenty-Eight Thousand and Twenty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

128025
10421527
One Hundred and Twenty-Eight Thousand and Twenty-Five in Base 7 Septenary
128026
10421537
One Hundred and Twenty-Eight Thousand and Twenty-Six in Base 7 Septenary
128027
10421547
One Hundred and Twenty-Eight Thousand and Twenty-Seven in Base 7 Septenary
128029
10421567
One Hundred and Twenty-Eight Thousand and Twenty-Nine in Base 7 Septenary
128030
10421607
One Hundred and Twenty-Eight Thousand and Thirty in Base 7 Septenary
128031
10421617
One Hundred and Twenty-Eight Thousand and Thirty-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.

1.28028e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000006301232563636253447

The reciprocal of 128028 in Base 7 Septenary.

Palindrome?

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

The number 10421557 is not a palindrome.

Not A Prime Number

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

One hundred and twenty-eight thousand and twenty-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.

One hundred and twenty-eight thousand and twenty-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 one hundred and twenty-eight thousand and twenty-eight has the following 4 prime factors:

2
27
Two in Base 7 Septenary
3
37
Three in Base 7 Septenary
47
657
Forty-Seven in Base 7 Septenary
227
4437
Two Hundred and Twenty-Seven in Base 7 Septenary

Prime Factorization

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

272 · 371 · 6571 · 44371 = 10421557

Base Conversions

The number one hundred and twenty-eight thousand and twenty-eight in 35 different bases