The Number

2661

Two Thousand Six Hundred and Sixty-One

In Base 11 Undecimal Is

1aaa11

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

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

Nearby Numbers

Positive, nonzero integers within three units

2658
1aa711
Two Thousand Six Hundred and Fifty-Eight in Base 11 Undecimal
2659
1aa811
Two Thousand Six Hundred and Fifty-Nine in Base 11 Undecimal
2660
1aa911
Two Thousand Six Hundred and Sixty in Base 11 Undecimal
2662
200011
Two Thousand Six Hundred and Sixty-Two in Base 11 Undecimal
2663
200111
Two Thousand Six Hundred and Sixty-Three in Base 11 Undecimal
2664
200211
Two Thousand Six Hundred and Sixty-Four in Base 11 Undecimal

Scientific Notation

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

2.661e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000555828414207659311

The reciprocal of 2661 in Base 11 Undecimal.

Palindrome?

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

The number 1aaa11 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 six hundred and sixty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Two thousand six hundred and sixty-one is a composite number with 4 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 six hundred and sixty-one has the following 2 prime factors:

3
311
Three in Base 11 Undecimal
887
73711
Eight Hundred and Eighty-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 · 737111 = 1aaa11

Base Conversions

The number two thousand six hundred and sixty-one in 35 different bases