The Number

643140

Six Hundred and Forty-Three Thousand One Hundred and Forty

In Base 11 Undecimal Is

3aa22311

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

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

Nearby Numbers

Positive, nonzero integers within three units

643137
3aa22011
Six Hundred and Forty-Three Thousand One Hundred and Thirty-Seven in Base 11 Undecimal
643138
3aa22111
Six Hundred and Forty-Three Thousand One Hundred and Thirty-Eight in Base 11 Undecimal
643139
3aa22211
Six Hundred and Forty-Three Thousand One Hundred and Thirty-Nine in Base 11 Undecimal
643141
3aa22411
Six Hundred and Forty-Three Thousand One Hundred and Forty-One in Base 11 Undecimal
643142
3aa22511
Six Hundred and Forty-Three Thousand One Hundred and Forty-Two in Base 11 Undecimal
643143
3aa22611
Six Hundred and Forty-Three Thousand One Hundred and Forty-Three in Base 11 Undecimal

Scientific Notation

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

6.43140e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000283333a62001816711

The reciprocal of 643140 in Base 11 Undecimal.

Palindrome?

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

The number 3aa22311 is not a palindrome.

Not A Prime Number

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

Six hundred and forty-three thousand one hundred and forty is a composite number with 60 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Six hundred and forty-three thousand one hundred and forty is a composite number with 60 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 six hundred and forty-three thousand one hundred and forty has the following 4 prime factors:

2
211
Two in Base 11 Undecimal
3
311
Three in Base 11 Undecimal
5
511
Five in Base 11 Undecimal
397
33111
Three Hundred and Ninety-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

2112 · 3114 · 5111 · 331111 = 3aa22311

Base Conversions

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