The Number

121428

One Hundred and Twenty-One Thousand Four Hundred and Twenty-Eight

In Base 21 Unovigesimal Is

d27621

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

121425
d27321
One Hundred and Twenty-One Thousand Four Hundred and Twenty-Five in Base 21 Unovigesimal
121426
d27421
One Hundred and Twenty-One Thousand Four Hundred and Twenty-Six in Base 21 Unovigesimal
121427
d27521
One Hundred and Twenty-One Thousand Four Hundred and Twenty-Seven in Base 21 Unovigesimal
121429
d27721
One Hundred and Twenty-One Thousand Four Hundred and Twenty-Nine in Base 21 Unovigesimal
121430
d27821
One Hundred and Twenty-One Thousand Four Hundred and Thirty in Base 21 Unovigesimal
121431
d27921
One Hundred and Twenty-One Thousand Four Hundred and Thirty-One in Base 21 Unovigesimal

Scientific Notation

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

1.21428e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001cd6bhc2c8i4a21

The reciprocal of 121428 in Base 21 Unovigesimal.

Palindrome?

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

The number d27621 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-one thousand four hundred and twenty-eight is a composite number with 18 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-one thousand four hundred and twenty-eight is a composite number with 18 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-one thousand four hundred and twenty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
3373
7dd21
Three Thousand Three Hundred and Seventy-Three in Base 21 Unovigesimal

Prime Factorization

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

2212 · 3212 · 7dd211 = d27621

Base Conversions

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