The Number

42009

Forty-Two Thousand and Nine

In Base 11 Undecimal Is

2962011

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

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

Nearby Numbers

Positive, nonzero integers within three units

42006
2961811
Forty-Two Thousand and Six in Base 11 Undecimal
42007
2961911
Forty-Two Thousand and Seven in Base 11 Undecimal
42008
2961a11
Forty-Two Thousand and Eight in Base 11 Undecimal
42010
2962111
Forty-Two Thousand and Ten in Base 11 Undecimal
42011
2962211
Forty-Two Thousand and Eleven in Base 11 Undecimal
42012
2962311
Forty-Two Thousand and Twelve in Base 11 Undecimal

Scientific Notation

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

4.2009e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000391976472233516a11

The reciprocal of 42009 in Base 11 Undecimal.

Palindrome?

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

The number 2962011 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 and nine is a composite number with 16 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 and nine is a composite number with 16 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 and nine has the following 4 prime factors:

3
311
Three in Base 11 Undecimal
11
1011
Eleven in Base 11 Undecimal
19
1811
Nineteen in Base 11 Undecimal
67
6111
Sixty-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 · 10111 · 18111 · 61111 = 2962011

Base Conversions

The number forty-two thousand and nine in 35 different bases