90242868390
90,242,868,390 is an even composite number composed of seven prime numbers multiplied together.
90242868390 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 90242868390:
2 × 3 × 5 × 53 × 151 × 409 × 919
See below for interesting mathematical facts about the number 90242868390 from the Numbermatics database.
Names of 90242868390
- Cardinal: 90242868390 can be written as Ninety billion, two hundred forty-two million, eight hundred sixty-eight thousand, three hundred ninety.
Scientific notation
- Scientific notation: 9.024286839 × 1010
Factors of 90242868390
Divisors of 90242868390
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 5 6 10 15 30 53 106 151 159 265 302 318 409 453 530 755 795 818 906 919 1227 1510 1590 1838 2045 2265 2454 2757 4090 4530 4595 5514 6135 8003 9190 12270 13785 16006 21677 24009 27570 40015 43354 48018 48707 61759 65031 80030 97414 108385 120045 123518 130062 138769 146121 185277 216770 240090 243535 277538 292242 308795 325155 370554 375871 416307 487070 617590 650310 693845 730605 751742 832614 926385 1127613 1387690 1461210 1852770 1879355 2081535 2255226 3273227 3758710 4163070 5638065 6546454 7354757 9819681 11276130 14709514 16366135 19639362 19921163 22064271 32732270 36773785 39842326 44128542 49098405 56756521 59763489 73547570 98196810 99605815 110321355 113513042 119526978 170269563 199211630 220642710 283782605 298817445 340539126 567565210 597634890 851347815 1702695630 3008095613 6016191226 9024286839 15040478065 18048573678 30080956130 45121434195 90242868390
- Sum of all divisors σ(n): 222916147200
- Sum of proper divisors (its aliquot sum) s(n): 132673278810
- 90242868390 is an abundant number, because the sum of its proper divisors (132673278810) is greater than itself. Its abundance is 42430410420
Bases of 90242868390
- Binary: 10101000000101110010011100100101001102
- Hexadecimal: 0x1502E4E4A6
- Base-36: 15GG9UW6
Squares and roots of 90242868390
- 90242868390 squared (902428683902) is 8143775295254861192100
- 90242868390 cubed (902428683903) is 734917642167417830066398807719000
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The
square root of 90242868390 is 300404.5079388789 -
The
cube root of 90242868390 is 4485.4322058125
Scales and comparisons
How big is 90242868390?- 90,242,868,390 seconds is equal to 2,869 years, 23 weeks, 15 hours, 26 minutes, 30 seconds.
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To count from 1 to 90,242,868,390 would take you about five thousand, seven hundred thirty-eight 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 90242868390 cubic inches would be around 373.8 feet tall.
Recreational maths with 90242868390
- 90242868390 backwards is 09386824209
- The number of decimal digits it has is: 11
- The sum of 90242868390's digits is 51
- More coming soon!
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