155142390920
155,142,390,920 is an even composite number composed of five prime numbers multiplied together.
155142390920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 155142390920:
23 × 5 × 112 × 9623 × 3331
(2 × 2 × 2 × 5 × 11 × 11 × 9623 × 3331)See below for interesting mathematical facts about the number 155142390920 from the Numbermatics database.
Names of 155142390920
- Cardinal: 155142390920 can be written as One hundred fifty-five billion, one hundred forty-two million, three hundred ninety thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.5514239092 × 1011
Factors of 155142390920
Divisors of 155142390920
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 4 5 8 10 11 20 22 40 44 55 88 110 121 220 242 440 484 605 968 1210 2420 3331 4840 6662 9623 13324 16655 19246 26648 33310 36641 38492 48115 66620 73282 76984 96230 105853 133240 146564 183205 192460 211706 293128 366410 384920 403051 423412 529265 732820 806102 846824 1058530 1164383 1465640 1612204 2015255 2117060 2328766 3224408 4030510 4234120 4657532 5821915 8061020 9315064 11643830 16122040 23287660 32054213 46575320 64108426 128216852 160271065 256433704 320542130 352596343 641084260 705192686 1282168520 1410385372 1762981715 2820770744 3525963430 3878559773 7051926860 7757119546 14103853720 15514239092 19392798865 31028478184 38785597730 77571195460 155142390920
- Sum of all divisors σ(n): 383844000960
- Sum of proper divisors (its aliquot sum) s(n): 228701610040
- 155142390920 is an abundant number, because the sum of its proper divisors (228701610040) is greater than itself. Its abundance is 73559219120
Bases of 155142390920
- Binary: 100100000111110011010100000100100010002
- Hexadecimal: 0x241F350488
- Base-36: 1Z9RRUYW
Squares and roots of 155142390920
- 155142390920 squared (1551423909202) is 24069161460374098446400
- 155142390920 cubed (1551423909203) is 3734147256401956470613953466688000
-
The
square root of 155142390920 is 393881.1888374463 -
The
cube root of 155142390920 is 5373.3297530525
Scales and comparisons
How big is 155142390920?- 155,142,390,920 seconds is equal to 4,933 years, 2 weeks, 3 days, 12 hours, 35 minutes, 20 seconds.
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To count from 1 to 155,142,390,920 would take you about nine thousand, eight hundred sixty-six 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 155142390920 cubic inches would be around 447.8 feet tall.
Recreational maths with 155142390920
- 155142390920 backwards is 029093241551
- The number of decimal digits it has is: 12
- The sum of 155142390920's digits is 41
- More coming soon!
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The information we have on file for 155142390920 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!
Keywords: Divisors of 155142390920, math, Factors of 155142390920, curriculum, school, college, exams, university, Prime factorization of 155142390920, STEM, science, technology, engineering, physics, economics, calculator, one hundred fifty-five billion, one hundred forty-two million, three hundred ninety thousand, nine hundred twenty.