The Number

1978

One Thousand Nine Hundred and Seventy-Eight

In Base 28 Octovigesimal Is

2ei28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1975
2ef28
One Thousand Nine Hundred and Seventy-Five in Base 28 Octovigesimal
1976
2eg28
One Thousand Nine Hundred and Seventy-Six in Base 28 Octovigesimal
1977
2eh28
One Thousand Nine Hundred and Seventy-Seven in Base 28 Octovigesimal
1979
2ej28
One Thousand Nine Hundred and Seventy-Nine in Base 28 Octovigesimal
1980
2ek28
One Thousand Nine Hundred and Eighty in Base 28 Octovigesimal
1981
2el28
One Thousand Nine Hundred and Eighty-One in Base 28 Octovigesimal

Scientific Notation

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

1.978e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00b2kp0lb887df28

The reciprocal of 1978 in Base 28 Octovigesimal.

Palindrome?

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

The number 2ei28 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 nine hundred and seventy-eight is a composite number with 8 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

One thousand nine hundred and seventy-eight 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 nine hundred and seventy-eight has the following 3 prime factors:

2
228
Two in Base 28 Octovigesimal
23
n28
Twenty-Three in Base 28 Octovigesimal
43
1f28
Forty-Three in Base 28 Octovigesimal

Prime Factorization

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

2281 · n281 · 1f281 = 2ei28

Base Conversions

The number one thousand nine hundred and seventy-eight in 35 different bases