The Number

1281

One Thousand Two Hundred and Eighty-One

In Base 20 Vigesimal Is

34120

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1278
33i20
One Thousand Two Hundred and Seventy-Eight in Base 20 Vigesimal
1279
33j20
One Thousand Two Hundred and Seventy-Nine in Base 20 Vigesimal
1280
34020
One Thousand Two Hundred and Eighty in Base 20 Vigesimal
1282
34220
One Thousand Two Hundred and Eighty-Two in Base 20 Vigesimal
1283
34320
One Thousand Two Hundred and Eighty-Three in Base 20 Vigesimal
1284
34420
One Thousand Two Hundred and Eighty-Four in Base 20 Vigesimal

Scientific Notation

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

1.281e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0064i0j73j0064h20

The reciprocal of 1281 in Base 20 Vigesimal.

Palindrome?

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

The number 34120 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 eighty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

One thousand two hundred and eighty-one 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 one thousand two hundred and eighty-one has the following 3 prime factors:

3
320
Three in Base 20 Vigesimal
7
720
Seven in Base 20 Vigesimal
61
3120
Sixty-One in Base 20 Vigesimal

Prime Factorization

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

3201 · 7201 · 31201 = 34120

Base Conversions

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