The Number

2742

Two Thousand Seven Hundred and Forty-Two

In Base 21 Unovigesimal Is

64c21

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

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

Nearby Numbers

Positive, nonzero integers within three units

2739
64921
Two Thousand Seven Hundred and Thirty-Nine in Base 21 Unovigesimal
2740
64a21
Two Thousand Seven Hundred and Forty in Base 21 Unovigesimal
2741
64b21
Two Thousand Seven Hundred and Forty-One in Base 21 Unovigesimal
2743
64d21
Two Thousand Seven Hundred and Forty-Three in Base 21 Unovigesimal
2744
64e21
Two Thousand Seven Hundred and Forty-Four in Base 21 Unovigesimal
2745
64f21
Two Thousand Seven 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.

2.742e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0037j9e2f8fh94821

The reciprocal of 2742 in Base 21 Unovigesimal.

Palindrome?

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

The number 64c21 is not a palindrome.

Not A Prime Number

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

Two thousand seven 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.

Two thousand seven 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 two thousand seven hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
457
10g21
Four Hundred and Fifty-Seven 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 · 3211 · 10g211 = 64c21

Base Conversions

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