1978

1,978 is an even composite number composed of three prime numbers multiplied together.

What does the number 1978 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

1978 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 1978:

2 × 23 × 43

See below for interesting mathematical facts about the number 1978 from the Numbermatics database.


Names of 1978

  • Cardinal: 1978 can be written as One thousand, nine hundred seventy-eight.

Scientific notation

  • Scientific notation: 1.978 × 103

Factors of 1978

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 68

Divisors of 1978

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 3168
  • Sum of proper divisors (its aliquot sum) s(n): 1190
  • 1978 is a deficient number, because the sum of its proper divisors (1190) is less than itself. Its deficiency is 788

Bases of 1978

  • Binary: 111101110102
  • Hexadecimal: 0x7BA
  • Base-36: 1IY

Squares and roots of 1978

  • 1978 squared (19782) is 3912484
  • 1978 cubed (19783) is 7738893352
  • The square root of 1978 is 44.4747119159
  • The cube root of 1978 is 12.5528429615

Scales and comparisons

How big is 1978?
  • 1,978 seconds is equal to 32 minutes, 58 seconds.
  • To count from 1 to 1,978 would take you about thirty-two minutes.

    This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

  • A cube with a volume of 1978 cubic inches would be around 1 feet tall.

Recreational maths with 1978

  • 1978 backwards is 8791
  • The number of decimal digits it has is: 4
  • The sum of 1978's digits is 25
  • More coming soon!

Link to this page

HTML: To link to this page, just copy and paste the link below into your blog, web page or email.

BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:

Cite this page

MLA style:
"Number 1978 - Facts about the integer". Numbermatics.com. 2020. Web. 29 September 2020.

APA style:
Numbermatics. (2020). Number 1978 - Facts about the integer. Retrieved 29 September 2020, from https://numbermatics.com/n/1978/

Chicago style:
Numbermatics. 2020. "Number 1978 - Facts about the integer". https://numbermatics.com/n/1978/

The information we have on file for 1978 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

Keywords: Divisors of 1978, math, Factors of 1978, curriculum, school, college, exams, university, Prime factorization of 1978, STEM, science, technology, engineering, physics, economics, calculator, one thousand, nine hundred seventy-eight.