20423298390
20,423,298,390 is an even composite number composed of seven prime numbers multiplied together.
20423298390 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 20423298390:
2 × 3 × 5 × 112 × 71 × 109 × 727
(2 × 3 × 5 × 11 × 11 × 71 × 109 × 727)See below for interesting mathematical facts about the number 20423298390 from the Numbermatics database.
Names of 20423298390
- Cardinal: 20423298390 can be written as Twenty billion, four hundred twenty-three million, two hundred ninety-eight thousand, three hundred ninety.
Scientific notation
- Scientific notation: 2.042329839 × 1010
Factors of 20423298390
Divisors of 20423298390
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 5 6 10 11 15 22 30 33 55 66 71 109 110 121 142 165 213 218 242 327 330 355 363 426 545 605 654 710 726 727 781 1065 1090 1199 1210 1454 1562 1635 1815 2130 2181 2343 2398 3270 3597 3630 3635 3905 4362 4686 5995 7194 7270 7739 7810 7997 8591 10905 11715 11990 13189 15478 15994 17182 17985 21810 23217 23430 23991 25773 26378 35970 38695 39567 39985 42955 46434 47982 51546 51617 65945 77390 79134 79243 79970 85129 85910 87967 103234 116085 119955 128865 131890 154851 158486 170258 175934 197835 232170 237729 239910 255387 257730 258085 263901 309702 395670 396215 425645 439835 475458 510774 516170 527802 567787 774255 792430 851290 871673 879670 936419 1135574 1188645 1276935 1319505 1548510 1703361 1743346 1872838 2377290 2553870 2615019 2639010 2809257 2838935 3406722 4358365 4682095 5230038 5618514 5626253 5677870 6245657 8516805 8716730 9364190 9588403 11252506 12491314 13075095 14046285 16878759 17033610 18736971 19176806 26150190 28092570 28131265 28765209 31228285 33757518 37473942 47942015 56262530 57530418 61888783 62456570 84393795 93684855 95884030 123777566 143826045 168787590 185666349 187369710 287652090 309443915 371332698 618887830 680776613 928331745 1361553226 1856663490 2042329839 3403883065 4084659678 6807766130 10211649195 20423298390
- Sum of all divisors σ(n): 55212917760
- Sum of proper divisors (its aliquot sum) s(n): 34789619370
- 20423298390 is an abundant number, because the sum of its proper divisors (34789619370) is greater than itself. Its abundance is 14366320980
Bases of 20423298390
- Binary: 100110000010101001011001101010101102
- Hexadecimal: 0x4C152CD56
- Base-36: 9DRI5W6
Squares and roots of 20423298390
- 20423298390 squared (204232983902) is 417111117126976592100
- 20423298390 cubed (204232983903) is 8518784806870482459003616719000
-
The
square root of 20423298390 is 142910.1059757497 -
The
cube root of 20423298390 is 2733.4342228111
Scales and comparisons
How big is 20423298390?- 20,423,298,390 seconds is equal to 649 years, 20 weeks, 4 days, 18 hours, 26 minutes, 30 seconds.
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To count from 1 to 20,423,298,390 would take you about one thousand, two hundred ninety-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 20423298390 cubic inches would be around 227.8 feet tall.
Recreational maths with 20423298390
- 20423298390 backwards is 09389232402
- The number of decimal digits it has is: 11
- The sum of 20423298390's digits is 42
- More coming soon!
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