The Number

13857

Thirteen Thousand Eight Hundred and Fifty-Seven

In Base 20 Vigesimal Is

1ech20

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

For more familiar numbers: See Thirteen Thousand Eight Hundred and Fifty-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

13854
1ece20
Thirteen Thousand Eight Hundred and Fifty-Four in Base 20 Vigesimal
13855
1ecf20
Thirteen Thousand Eight Hundred and Fifty-Five in Base 20 Vigesimal
13856
1ecg20
Thirteen Thousand Eight Hundred and Fifty-Six in Base 20 Vigesimal
13858
1eci20
Thirteen Thousand Eight Hundred and Fifty-Eight in Base 20 Vigesimal
13859
1ecj20
Thirteen Thousand Eight Hundred and Fifty-Nine in Base 20 Vigesimal
13860
1ed020
Thirteen Thousand Eight Hundred and Sixty in Base 20 Vigesimal

Scientific Notation

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

1.3857e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000baic1ea9caf520

The reciprocal of 13857 in Base 20 Vigesimal.

Palindrome?

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

The number 1ech20 is not a palindrome.

Not A Prime Number

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

Thirteen thousand eight hundred and fifty-seven 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.

Thirteen thousand eight hundred and fifty-seven 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 thirteen thousand eight hundred and fifty-seven has the following 3 prime factors:

3
320
Three in Base 20 Vigesimal
31
1b20
Thirty-One in Base 20 Vigesimal
149
7920
One Hundred and Forty-Nine 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 · 1b201 · 79201 = 1ech20

Base Conversions

The number thirteen thousand eight hundred and fifty-seven in 35 different bases