The Number

1388

One Thousand Three Hundred and Eighty-Eight

Nearby Numbers

Positive, nonzero integers within three units

1385
One Thousand Three Hundred and Eighty-Five
1386
One Thousand Three Hundred and Eighty-Six
1387
One Thousand Three Hundred and Eighty-Seven
1389
One Thousand Three Hundred and Eighty-Nine
1390
One Thousand Three Hundred and Ninety
1391
One Thousand Three Hundred and Ninety-One

Scientific Notation

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

1.388e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0007204610951008645

The reciprocal of 1388.

Palindrome?

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

The number 1388 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 three hundred and eighty-eight is a composite number with 6 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One thousand three hundred and eighty-eight is a composite number with 6 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 three hundred and eighty-eight has the following 2 prime factors:

2
Two
347
Three Hundred and Forty-Seven

Prime Factorization

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

22 · 3471 = 1388

Base Conversions

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