The Number

42645

Forty-Two Thousand Six Hundred and Forty-Five

In Base 11 Undecimal Is

2a04911

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

42642
2a04611
Forty-Two Thousand Six Hundred and Forty-Two in Base 11 Undecimal
42643
2a04711
Forty-Two Thousand Six Hundred and Forty-Three in Base 11 Undecimal
42644
2a04811
Forty-Two Thousand Six Hundred and Forty-Four in Base 11 Undecimal
42646
2a04a11
Forty-Two Thousand Six Hundred and Forty-Six in Base 11 Undecimal
42647
2a05011
Forty-Two Thousand Six Hundred and Forty-Seven in Base 11 Undecimal
42648
2a05111
Forty-Two Thousand Six Hundred and Forty-Eight in Base 11 Undecimal

Scientific Notation

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

4.2645e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000385a65281a64349911

The reciprocal of 42645 in Base 11 Undecimal.

Palindrome?

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

The number 2a04911 is not a palindrome.

Not A Prime Number

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

Forty-two thousand six hundred and forty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Forty-two thousand six hundred and forty-five 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 forty-two thousand six hundred and forty-five has the following 3 prime factors:

3
311
Three in Base 11 Undecimal
5
511
Five in Base 11 Undecimal
2843
215511
Two Thousand Eight Hundred and Forty-Three in Base 11 Undecimal

Prime Factorization

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

3111 · 5111 · 2155111 = 2a04911

Base Conversions

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