The Number

161242

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

In Base 21 Unovigesimal Is

h8d421

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

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

Nearby Numbers

Positive, nonzero integers within three units

161239
h8d121
One Hundred and Sixty-One Thousand Two Hundred and Thirty-Nine in Base 21 Unovigesimal
161240
h8d221
One Hundred and Sixty-One Thousand Two Hundred and Forty in Base 21 Unovigesimal
161241
h8d321
One Hundred and Sixty-One Thousand Two Hundred and Forty-One in Base 21 Unovigesimal
161243
h8d521
One Hundred and Sixty-One Thousand Two Hundred and Forty-Three in Base 21 Unovigesimal
161244
h8d621
One Hundred and Sixty-One Thousand Two Hundred and Forty-Four in Base 21 Unovigesimal
161245
h8d721
One Hundred and Sixty-One Thousand Two 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.

1.61242e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000146j202bh360b21

The reciprocal of 161242 in Base 21 Unovigesimal.

Palindrome?

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

The number h8d421 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 two hundred and forty-two is a composite number with 4 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 two hundred and forty-two is a composite number with 4 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 two hundred and forty-two has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
80621
8eh221
Eighty Thousand Six Hundred and Twenty-One 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 · 8eh2211 = h8d421

Base Conversions

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