399640921020
399,640,921,020 is an even composite number composed of five prime numbers multiplied together.
399640921020 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eight divisors.
Prime factorization of 399640921020:
22 × 32 × 5 × 11 × 142072
(2 × 2 × 3 × 3 × 5 × 11 × 14207 × 14207)See below for interesting mathematical facts about the number 399640921020 from the Numbermatics database.
Names of 399640921020
- Cardinal: 399640921020 can be written as Three hundred ninety-nine billion, six hundred forty million, nine hundred twenty-one thousand and twenty.
Scientific notation
- Scientific notation: 3.9964092102 × 1011
Factors of 399640921020
Divisors of 399640921020
- Number of divisors d(n): 108
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Complete list of divisors:
1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 55 60 66 90 99 110 132 165 180 198 220 330 396 495 660 990 1980 14207 28414 42621 56828 71035 85242 127863 142070 156277 170484 213105 255726 284140 312554 426210 468831 511452 625108 639315 781385 852420 937662 1278630 1406493 1562770 1875324 2344155 2557260 2812986 3125540 4688310 5625972 7032465 9376620 14064930 28129860 201838849 403677698 605516547 807355396 1009194245 1211033094 1816549641 2018388490 2220227339 2422066188 3027582735 3633099282 4036776980 4440454678 6055165470 6660682017 7266198564 8880909356 9082748205 11101136695 12110330940 13321364034 18165496410 19982046051 22202273390 26642728068 33303410085 36330992820 39964092102 44404546780 66606820170 79928184204 99910230255 133213640340 199820460510 399640921020
- Sum of all divisors σ(n): 1322541229464
- Sum of proper divisors (its aliquot sum) s(n): 922900308444
- 399640921020 is an abundant number, because the sum of its proper divisors (922900308444) is greater than itself. Its abundance is 523259387424
Bases of 399640921020
- Binary: 1011101000011000111010010000011101111002
- Hexadecimal: 0x5D0C7483BC
- Base-36: 53LBVW70
Squares and roots of 399640921020
- 399640921020 squared (3996409210202) is 159712865753713877840400
- 399640921020 cubed (3996409210203) is 63827796768557830625693224565208000
-
The
square root of 399640921020 is 632171.5914370085 -
The
cube root of 399640921020 is 7365.8575734265
Scales and comparisons
How big is 399640921020?- 399,640,921,020 seconds is equal to 12,707 years, 17 weeks, 6 days, 14 hours, 57 minutes.
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To count from 1 to 399,640,921,020 would take you about twenty-five thousand, four hundred fourteen 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 399640921020 cubic inches would be around 613.8 feet tall.
Recreational maths with 399640921020
- 399640921020 backwards is 020129046993
- 399640921020 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 399640921020's digits is 45
- More coming soon!
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The information we have on file for 399640921020 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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