The Number

128220

One Hundred and Twenty-Eight Thousand Two Hundred and Twenty

In Base 31 Untrigesimal Is

49d431

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

128217
49d131
One Hundred and Twenty-Eight Thousand Two Hundred and Seventeen in Base 31 Untrigesimal
128218
49d231
One Hundred and Twenty-Eight Thousand Two Hundred and Eightteen in Base 31 Untrigesimal
128219
49d331
One Hundred and Twenty-Eight Thousand Two Hundred and Nineteen in Base 31 Untrigesimal
128221
49d531
One Hundred and Twenty-Eight Thousand Two Hundred and Twenty-One in Base 31 Untrigesimal
128222
49d631
One Hundred and Twenty-Eight Thousand Two Hundred and Twenty-Two in Base 31 Untrigesimal
128223
49d731
One Hundred and Twenty-Eight Thousand Two Hundred and Twenty-Three in Base 31 Untrigesimal

Scientific Notation

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

1.28220e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000768mff1ogrk31

The reciprocal of 128220 in Base 31 Untrigesimal.

Palindrome?

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

The number 49d431 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 two hundred and twenty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

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

2
231
Two in Base 31 Untrigesimal
3
331
Three in Base 31 Untrigesimal
5
531
Five in Base 31 Untrigesimal
2137
26t31
Two Thousand One Hundred and Thirty-Seven in Base 31 Untrigesimal

Prime Factorization

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

2312 · 3311 · 5311 · 26t311 = 49d431

Base Conversions

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