The Number

161642

One Hundred and Sixty-One Thousand Six Hundred and Forty-Two

In Base 21 Unovigesimal Is

h9b521

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

For more familiar numbers: See One Hundred and Sixty-One Thousand Six Hundred and Forty-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

161639
h9b221
One Hundred and Sixty-One Thousand Six Hundred and Thirty-Nine in Base 21 Unovigesimal
161640
h9b321
One Hundred and Sixty-One Thousand Six Hundred and Forty in Base 21 Unovigesimal
161641
h9b421
One Hundred and Sixty-One Thousand Six Hundred and Forty-One in Base 21 Unovigesimal
161643
h9b621
One Hundred and Sixty-One Thousand Six Hundred and Forty-Three in Base 21 Unovigesimal
161644
h9b721
One Hundred and Sixty-One Thousand Six Hundred and Forty-Four in Base 21 Unovigesimal
161645
h9b821
One Hundred and Sixty-One Thousand Six Hundred and Forty-Five in Base 21 Unovigesimal

Scientific Notation

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

1.61642e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000145c9b403ii6c21

The reciprocal of 161642 in Base 21 Unovigesimal.

Palindrome?

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

The number h9b521 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 sixty-one thousand six hundred and forty-two is a composite number with 8 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 sixty-one thousand six hundred and forty-two is a composite number with 8 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 sixty-one thousand six hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
6217
e2121
Six Thousand Two Hundred and Seventeen in Base 21 Unovigesimal

Prime Factorization

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

2211 · d211 · e21211 = h9b521

Base Conversions

The number one hundred and sixty-one thousand six hundred and forty-two in 35 different bases