72989407

72,989,407 is an odd composite number composed of two prime numbers multiplied together.

What does the number 72989407 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

72989407 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 72989407:

31 × 2354497

See below for interesting mathematical facts about the number 72989407 from the Numbermatics database.

Names of 72989407

Cardinal: 72989407 can be written as Seventy-two million, nine hundred eighty-nine thousand, four hundred seven.

Scientific notation

Scientific notation: 7.2989407 × 10⁷

Factors of 72989407

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 2354528

Divisors of 72989407

Number of divisors d(n): 4
Complete list of divisors:
1 31 2354497 72989407
Sum of all divisors σ(n): 75343936
Sum of proper divisors (its aliquot sum) s(n): 2354529
72989407 is a deficient number, because the sum of its proper divisors (2354529) is less than itself. Its deficiency is 70634878

Bases of 72989407

Binary: 100010110011011101011011111₂
Hexadecimal: 0x459BADF
Base-36: 17GEZJ

Squares and roots of 72989407

72989407 squared (72989407²) is 5327453534211649
72989407 cubed (72989407³) is 388847674282162473002143
The square root of 72989407 is 8543.3838143911
The cube root of 72989407 is 417.9137032537

Scales and comparisons

How big is 72989407?

72,989,407 seconds is equal to 2 years, 16 weeks, 4 days, 18 hours, 50 minutes, 7 seconds.
To count from 1 to 72,989,407 would take you about three years!

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 72989407 cubic inches would be around 34.8 feet tall.

Recreational maths with 72989407

72989407 backwards is 70498927
The number of decimal digits it has is: 8
The sum of 72989407's digits is 46
More coming soon!

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The information we have on file for 72989407 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!

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