38991339772
38,991,339,772 is an even composite number composed of five prime numbers multiplied together.
38991339772 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 38991339772:
22 × 72 × 11 × 937 × 19301
(2 × 2 × 7 × 7 × 11 × 937 × 19301)See below for interesting mathematical facts about the number 38991339772 from the Numbermatics database.
Names of 38991339772
- Cardinal: 38991339772 can be written as Thirty-eight billion, nine hundred ninety-one million, three hundred thirty-nine thousand, seven hundred seventy-two.
Scientific notation
- Scientific notation: 3.8991339772 × 1010
Factors of 38991339772
Divisors of 38991339772
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 4 7 11 14 22 28 44 49 77 98 154 196 308 539 937 1078 1874 2156 3748 6559 10307 13118 19301 20614 26236 38602 41228 45913 72149 77204 91826 135107 144298 183652 212311 270214 288596 424622 505043 540428 849244 945749 1010086 1486177 1891498 2020172 2972354 3782996 5944708 10403239 18085037 20806478 36170074 41612956 72340148 126595259 198935407 253190518 397870814 506381036 795741628 886166813 1392547849 1772333626 2785095698 3544667252 5570191396 9747834943 19495669886 38991339772
- Sum of all divisors σ(n): 86688061488
- Sum of proper divisors (its aliquot sum) s(n): 47696721716
- 38991339772 is an abundant number, because the sum of its proper divisors (47696721716) is greater than itself. Its abundance is 8705381944
Bases of 38991339772
- Binary: 1001000101000001000010100000111111002
- Hexadecimal: 0x91410A0FC
- Base-36: HWUFQBG
Squares and roots of 38991339772
- 38991339772 squared (389913397722) is 1520324577215549011984
- 38991339772 cubed (389913397723) is 59279492153933721207787043827648
-
The
square root of 38991339772 is 197462.2489793937 -
The
cube root of 38991339772 is 3390.9604102077
Scales and comparisons
How big is 38991339772?- 38,991,339,772 seconds is equal to 1,239 years, 41 weeks, 5 days, 15 hours, 42 minutes, 52 seconds.
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To count from 1 to 38,991,339,772 would take you about two thousand, four hundred seventy-nine 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 38991339772 cubic inches would be around 282.6 feet tall.
Recreational maths with 38991339772
- 38991339772 backwards is 27793319983
- The number of decimal digits it has is: 11
- The sum of 38991339772's digits is 61
- More coming soon!
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