123728138370
123,728,138,370 is an even composite number composed of seven prime numbers multiplied together.
123728138370 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 123728138370:
2 × 32 × 5 × 29 × 31 × 127 × 12041
(2 × 3 × 3 × 5 × 29 × 31 × 127 × 12041)See below for interesting mathematical facts about the number 123728138370 from the Numbermatics database.
Names of 123728138370
- Cardinal: 123728138370 can be written as One hundred twenty-three billion, seven hundred twenty-eight million, one hundred thirty-eight thousand, three hundred seventy.
Scientific notation
- Scientific notation: 1.2372813837 × 1011
Factors of 123728138370
Divisors of 123728138370
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 5 6 9 10 15 18 29 30 31 45 58 62 87 90 93 127 145 155 174 186 254 261 279 290 310 381 435 465 522 558 635 762 870 899 930 1143 1270 1305 1395 1798 1905 2286 2610 2697 2790 3683 3810 3937 4495 5394 5715 7366 7874 8091 8990 11049 11430 11811 12041 13485 16182 18415 19685 22098 23622 24082 26970 33147 35433 36123 36830 39370 40455 55245 59055 60205 66294 70866 72246 80910 108369 110490 114173 118110 120410 165735 177165 180615 216738 228346 331470 342519 349189 354330 361230 373271 541845 570865 685038 698378 746542 1027557 1047567 1083690 1119813 1141730 1529207 1712595 1745945 1866355 2055114 2095134 2239626 3058414 3142701 3359439 3425190 3491890 3732710 4587621 5137785 5237835 5599065 6285402 6718878 7646035 9175242 10275570 10475670 10824859 11198130 13762863 15292070 15713505 16797195 21649718 22938105 27525726 31427010 32474577 33594390 44347003 45876210 47405417 54124295 64949154 68814315 88694006 94810834 97423731 108248590 133041009 137628630 142216251 162372885 194847462 221735015 237027085 266082018 284432502 324745770 399123027 426648753 443470030 474054170 487118655 665205045 711081255 798246054 853297506 974237310 1330410090 1374757093 1422162510 1995615135 2133243765 2749514186 3991230270 4124271279 4266487530 6873785465 8248542558 12372813837 13747570930 20621356395 24745627674 41242712790 61864069185 123728138370
- Sum of all divisors σ(n): 346254704640
- Sum of proper divisors (its aliquot sum) s(n): 222526566270
- 123728138370 is an abundant number, because the sum of its proper divisors (222526566270) is greater than itself. Its abundance is 98798427900
Bases of 123728138370
- Binary: 11100110011101100010110010000100000102
- Hexadecimal: 0x1CCEC59082
- Base-36: 1KU8JEKI
Squares and roots of 123728138370
- 123728138370 squared (1237281383702) is 15308652224505866256900
- 123728138370 cubed (1237281383703) is 1894111040691870125110437167253000
-
The
square root of 123728138370 is 351750.1078464653 -
The
cube root of 123728138370 is 4982.9840017861
Scales and comparisons
How big is 123728138370?- 123,728,138,370 seconds is equal to 3,934 years, 8 weeks, 6 days, 15 hours, 19 minutes, 30 seconds.
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To count from 1 to 123,728,138,370 would take you about seven thousand, eight hundred sixty-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 123728138370 cubic inches would be around 415.2 feet tall.
Recreational maths with 123728138370
- 123728138370 backwards is 073831827321
- 123728138370 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 123728138370's digits is 45
- More coming soon!
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