The Number

42855

Forty-Two Thousand Eight Hundred and Fifty-Five

In Base 11 Undecimal Is

2a21a11

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

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

Nearby Numbers

Positive, nonzero integers within three units

42852
2a21711
Forty-Two Thousand Eight Hundred and Fifty-Two in Base 11 Undecimal
42853
2a21811
Forty-Two Thousand Eight Hundred and Fifty-Three in Base 11 Undecimal
42854
2a21911
Forty-Two Thousand Eight Hundred and Fifty-Four in Base 11 Undecimal
42856
2a22011
Forty-Two Thousand Eight Hundred and Fifty-Six in Base 11 Undecimal
42857
2a22111
Forty-Two Thousand Eight Hundred and Fifty-Seven in Base 11 Undecimal
42858
2a22211
Forty-Two Thousand Eight Hundred and Fifty-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.

4.2855e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00003837a592159a072211

The reciprocal of 42855 in Base 11 Undecimal.

Palindrome?

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

The number 2a21a11 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 eight hundred and fifty-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 eight hundred and fifty-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 eight hundred and fifty-five has the following 3 prime factors:

3
311
Three in Base 11 Undecimal
5
511
Five in Base 11 Undecimal
2857
216811
Two Thousand Eight Hundred and Fifty-Seven 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 · 2168111 = 2a21a11

Base Conversions

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