1338936872
1,338,936,872 is an even composite number composed of six prime numbers multiplied together.
1338936872 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 1338936872:
23 × 7 × 13 × 31 × 79 × 751
(2 × 2 × 2 × 7 × 13 × 31 × 79 × 751)See below for interesting mathematical facts about the number 1338936872 from the Numbermatics database.
Names of 1338936872
- Cardinal: 1338936872 can be written as One billion, three hundred thirty-eight million, nine hundred thirty-six thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 1.338936872 × 109
Factors of 1338936872
Divisors of 1338936872
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 4 7 8 13 14 26 28 31 52 56 62 79 91 104 124 158 182 217 248 316 364 403 434 553 632 728 751 806 868 1027 1106 1502 1612 1736 2054 2212 2449 2821 3004 3224 4108 4424 4898 5257 5642 6008 7189 8216 9763 9796 10514 11284 14378 17143 19526 19592 21028 22568 23281 28756 31837 34286 39052 42056 46562 57512 59329 63674 68341 68572 78104 93124 118658 127348 136682 137144 162967 186248 222859 237316 254696 273364 302653 325934 415303 445718 474632 546728 605306 651868 771277 830606 891436 1210612 1303736 1542554 1661212 1782872 1839199 2118571 2421224 3085108 3322424 3678398 4237142 5398939 6170216 7356796 8474284 10797878 12874393 14713592 16948568 21595756 23909587 25748786 43191512 47819174 51497572 95638348 102995144 167367109 191276696 334734218 669468436 1338936872
- Sum of all divisors σ(n): 3234201600
- Sum of proper divisors (its aliquot sum) s(n): 1895264728
- 1338936872 is an abundant number, because the sum of its proper divisors (1895264728) is greater than itself. Its abundance is 556327856
Bases of 1338936872
- Binary: 10011111100111010001110001010002
- Hexadecimal: 0x4FCE8E28
- Base-36: M562AW
Squares and roots of 1338936872
- 1338936872 squared (13389368722) is 1792751947201144384
- 1338936872 cubed (13389368723) is 2400381684457409416333326848
-
The
square root of 1338936872 is 36591.4863322057 -
The
cube root of 1338936872 is 1102.1821344253
Scales and comparisons
How big is 1338936872?- 1,338,936,872 seconds is equal to 42 years, 29 weeks, 5 days, 22 hours, 54 minutes, 32 seconds.
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To count from 1 to 1,338,936,872 would take you about eighty-five 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 1338936872 cubic inches would be around 91.8 feet tall.
Recreational maths with 1338936872
- 1338936872 backwards is 2786398331
- The number of decimal digits it has is: 10
- The sum of 1338936872's digits is 50
- More coming soon!
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