The Number

1642

One Thousand Six Hundred and Forty-Two

In Base 4 Quaternary Is

1212224

The numbers with a 4 subscript use Base 4 Quaternary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1639
1212134
One Thousand Six Hundred and Thirty-Nine in Base 4 Quaternary
1640
1212204
One Thousand Six Hundred and Forty in Base 4 Quaternary
1641
1212214
One Thousand Six Hundred and Forty-One in Base 4 Quaternary
1643
1212234
One Thousand Six Hundred and Forty-Three in Base 4 Quaternary
1644
1212304
One Thousand Six Hundred and Forty-Four in Base 4 Quaternary
1645
1212314
One Thousand Six Hundred and Forty-Five in Base 4 Quaternary

Scientific Notation

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

1.642e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00000213322120302200321113323224

The reciprocal of 1642 in Base 4 Quaternary.

Palindrome?

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

The number 1212224 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

One thousand six hundred and forty-two is a composite number with 4 total factors (including 1 and itself).   See primes in Base 4 Quaternary

A Composite

Composites have more than just these two factors.

One thousand six 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 thousand six hundred and forty-two has the following 2 prime factors:

2
24
Two in Base 4 Quaternary
821
303114
Eight Hundred and Twenty-One in Base 4 Quaternary

Prime Factorization

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

241 · 3031141 = 1212224

Base Conversions

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