138469328640
138,469,328,640 is an even composite number composed of four prime numbers multiplied together.
138469328640 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred eight divisors.
Prime factorization of 138469328640:
28 × 32 × 5 × 12019907
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 12019907)See below for interesting mathematical facts about the number 138469328640 from the Numbermatics database.
Names of 138469328640
- Cardinal: 138469328640 can be written as One hundred thirty-eight billion, four hundred sixty-nine million, three hundred twenty-eight thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.3846932864 × 1011
Factors of 138469328640
Divisors of 138469328640
- Number of divisors d(n): 108
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 360 384 480 576 640 720 768 960 1152 1280 1440 1920 2304 2880 3840 5760 11520 12019907 24039814 36059721 48079628 60099535 72119442 96159256 108179163 120199070 144238884 180298605 192318512 216358326 240398140 288477768 360597210 384637024 432716652 480796280 540895815 576955536 721194420 769274048 865433304 961592560 1081791630 1153911072 1442388840 1538548096 1730866608 1923185120 2163583260 2307822144 2884777680 3077096192 3461733216 3846370240 4327166520 4615644288 5769555360 6923466432 7692740480 8654333040 9231288576 11539110720 13846932864 15385480960 17308666080 23078221440 27693865728 34617332160 46156442880 69234664320 138469328640
- Sum of all divisors σ(n): 479089493064
- Sum of proper divisors (its aliquot sum) s(n): 340620164424
- 138469328640 is an abundant number, because the sum of its proper divisors (340620164424) is greater than itself. Its abundance is 202150835784
Bases of 138469328640
- Binary: 100000001111010110101001000111000000002
- Hexadecimal: 0x203D6A4700
- Base-36: 1RM129S0
Squares and roots of 138469328640
- 138469328640 squared (1384693286402) is 19173754974012324249600
- 138469328640 cubed (1384693286403) is 2654976978759347185928103788544000
-
The
square root of 138469328640 is 372114.6713581715 -
The
cube root of 138469328640 is 5173.5008985533
Scales and comparisons
How big is 138469328640?- 138,469,328,640 seconds is equal to 4,402 years, 46 weeks, 4 days, 6 hours, 24 minutes.
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To count from 1 to 138,469,328,640 would take you about eight thousand, eight hundred 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 138469328640 cubic inches would be around 431.1 feet tall.
Recreational maths with 138469328640
- 138469328640 backwards is 046823964831
- The number of decimal digits it has is: 12
- The sum of 138469328640's digits is 54
- More coming soon!
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Keywords: Divisors of 138469328640, math, Factors of 138469328640, curriculum, school, college, exams, university, Prime factorization of 138469328640, STEM, science, technology, engineering, physics, economics, calculator, one hundred thirty-eight billion, four hundred sixty-nine million, three hundred twenty-eight thousand, six hundred forty.