123381989640
123,381,989,640 is an even composite number composed of six prime numbers multiplied together.
123381989640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 123381989640:
23 × 34 × 5 × 7 × 13 × 418471
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 7 × 13 × 418471)See below for interesting mathematical facts about the number 123381989640 from the Numbermatics database.
Names of 123381989640
- Cardinal: 123381989640 can be written as One hundred twenty-three billion, three hundred eighty-one million, nine hundred eighty-nine thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.2338198964 × 1011
Factors of 123381989640
Divisors of 123381989640
- Number of divisors d(n): 320
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 13 14 15 18 20 21 24 26 27 28 30 35 36 39 40 42 45 52 54 56 60 63 65 70 72 78 81 84 90 91 104 105 108 117 120 126 130 135 140 156 162 168 180 182 189 195 210 216 234 252 260 270 273 280 312 315 324 351 360 364 378 390 405 420 455 468 504 520 540 546 567 585 630 648 702 728 756 780 810 819 840 910 936 945 1053 1080 1092 1134 1170 1260 1365 1404 1512 1560 1620 1638 1755 1820 1890 2106 2184 2268 2340 2457 2520 2730 2808 2835 3240 3276 3510 3640 3780 4095 4212 4536 4680 4914 5265 5460 5670 6552 7020 7371 7560 8190 8424 9828 10530 10920 11340 12285 14040 14742 16380 19656 21060 22680 24570 29484 32760 36855 42120 49140 58968 73710 98280 147420 294840 418471 836942 1255413 1673884 2092355 2510826 2929297 3347768 3766239 4184710 5021652 5440123 5858594 6277065 7532478 8369420 8787891 10043304 10880246 11298717 11717188 12554130 14646485 15064956 16320369 16738840 17575782 18831195 21760492 22597434 23434376 25108260 26363673 27200615 29292970 30129912 32640738 33896151 35151564 37662390 38080861 43520984 43939455 45194868 48961107 50216520 52727346 54401230 56493585 58585940 65281476 67792302 70303128 75324780 76161722 79091019 81601845 87878910 90389736 97922214 105454692 108802460 112987170 114242583 117171880 130562952 131818365 135584604 146883321 150649560 152323444 158182038 163203690 169480755 175757820 190404305 195844428 210909384 217604920 225974340 228485166 237273057 244805535 263636730 271169208 293766642 304646888 316364076 326407380 338961510 342727749 351515640 380808610 391688856 395455095 440649963 451948680 456970332 474546114 489611070 527273460 571212915 587533284 632728152 652814760 677923020 685455498 734416605 761617220 790910190 881299926 913940664 949092228 979222140 1028183247 1054546920 1142425830 1175066568 1186365285 1355846040 1370910996 1468833210 1523234440 1581820380 1713638745 1762599852 1898184456 1958444280 2056366494 2203249815 2284851660 2372730570 2741821992 2937666420 3084549741 3163640760 3427277490 3525199704 4112732988 4406499630 4569703320 4745461140 5140916235 5875332840 6169099482 6854554980 8225465976 8812999260 9490922280 10281832470 12338198964 13709109960 15422748705 17625998520 20563664940 24676397928 30845497410 41127329880 61690994820 123381989640
- Sum of all divisors σ(n): 510401928960
- Sum of proper divisors (its aliquot sum) s(n): 387019939320
- 123381989640 is an abundant number, because the sum of its proper divisors (387019939320) is greater than itself. Its abundance is 263637949680
Bases of 123381989640
- Binary: 11100101110100010001111000001000010002
- Hexadecimal: 0x1CBA23C108
- Base-36: 1KOIG8I0
Squares and roots of 123381989640
- 123381989640 squared (1233819896402) is 15223115367525067329600
- 123381989640 cubed (1233819896403) is 1878258262564502649701009665344000
-
The
square root of 123381989640 is 351257.7253812363 -
The
cube root of 123381989640 is 4978.3327703935
Scales and comparisons
How big is 123381989640?- 123,381,989,640 seconds is equal to 3,923 years, 8 weeks, 4 days, 6 hours, 54 minutes.
-
To count from 1 to 123,381,989,640 would take you about seven thousand, eight hundred forty-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 123381989640 cubic inches would be around 414.9 feet tall.
Recreational maths with 123381989640
- 123381989640 backwards is 046989183321
- 123381989640 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 123381989640's digits is 54
- More coming soon!
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