The Number

128742

One Hundred and Twenty-Eight Thousand Seven Hundred and Forty-Two

In Base 20 Vigesimal Is

g1h220

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

128739
g1gj20
One Hundred and Twenty-Eight Thousand Seven Hundred and Thirty-Nine in Base 20 Vigesimal
128740
g1h020
One Hundred and Twenty-Eight Thousand Seven Hundred and Forty in Base 20 Vigesimal
128741
g1h120
One Hundred and Twenty-Eight Thousand Seven Hundred and Forty-One in Base 20 Vigesimal
128743
g1h320
One Hundred and Twenty-Eight Thousand Seven Hundred and Forty-Three in Base 20 Vigesimal
128744
g1h420
One Hundred and Twenty-Eight Thousand Seven Hundred and Forty-Four in Base 20 Vigesimal
128745
g1h520
One Hundred and Twenty-Eight Thousand Seven Hundred and Forty-Five in Base 20 Vigesimal

Scientific Notation

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

1.28742e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00014h2762g2egci20

The reciprocal of 128742 in Base 20 Vigesimal.

Palindrome?

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

The number g1h220 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 seven hundred and forty-two is a composite number with 16 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-eight thousand seven hundred and forty-two is a composite number with 16 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 seven hundred and forty-two has the following 4 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
43
2320
Forty-Three in Base 20 Vigesimal
499
14j20
Four Hundred and Ninety-Nine in Base 20 Vigesimal

Prime Factorization

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

2201 · 3201 · 23201 · 14j201 = g1h220

Base Conversions

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