The Number

1238

One Thousand Two Hundred and Thirty-Eight

In Base 11 Undecimal Is

a2611

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

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

Nearby Numbers

Positive, nonzero integers within three units

1235
a2311
One Thousand Two Hundred and Thirty-Five in Base 11 Undecimal
1236
a2411
One Thousand Two Hundred and Thirty-Six in Base 11 Undecimal
1237
a2511
One Thousand Two Hundred and Thirty-Seven in Base 11 Undecimal
1239
a2711
One Thousand Two Hundred and Thirty-Nine in Base 11 Undecimal
1240
a2811
One Thousand Two Hundred and Forty in Base 11 Undecimal
1241
a2911
One Thousand Two Hundred and Forty-One in Base 11 Undecimal

Scientific Notation

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

1.238e3

Reciprocal

A number multiplied with its reciprocal is one.

0.001090a937a526278a411

The reciprocal of 1238 in Base 11 Undecimal.

Palindrome?

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

The number a2611 is not a palindrome.

Not A Prime Number

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

One thousand two hundred and thirty-eight 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.

One thousand two hundred and thirty-eight 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 one thousand two hundred and thirty-eight has the following 2 prime factors:

2
211
Two in Base 11 Undecimal
619
51311
Six Hundred and Nineteen in Base 11 Undecimal

Prime Factorization

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

2111 · 513111 = a2611

Base Conversions

The number one thousand two hundred and thirty-eight in 35 different bases