1380568728
1,380,568,728 is an even composite number composed of seven prime numbers multiplied together.
1380568728 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 1380568728:
23 × 3 × 72 × 11 × 19 × 41 × 137
(2 × 2 × 2 × 3 × 7 × 7 × 11 × 19 × 41 × 137)See below for interesting mathematical facts about the number 1380568728 from the Numbermatics database.
Names of 1380568728
- Cardinal: 1380568728 can be written as One billion, three hundred eighty million, five hundred sixty-eight thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.380568728 × 109
Factors of 1380568728
Divisors of 1380568728
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 6 7 8 11 12 14 19 21 22 24 28 33 38 41 42 44 49 56 57 66 76 77 82 84 88 98 114 123 132 133 137 147 152 154 164 168 196 209 228 231 246 264 266 274 287 294 308 328 392 399 411 418 451 456 462 492 532 539 548 574 588 616 627 779 798 822 836 861 902 924 931 959 984 1064 1078 1096 1148 1176 1254 1353 1463 1507 1558 1596 1617 1644 1672 1722 1804 1848 1862 1918 2009 2156 2296 2337 2508 2603 2706 2793 2877 2926 3014 3116 3157 3192 3234 3288 3444 3608 3724 3836 4018 4312 4389 4521 4674 5016 5206 5412 5453 5586 5617 5754 5852 6027 6028 6232 6314 6468 6713 6888 7448 7672 7809 8036 8569 8778 9042 9348 9471 10241 10412 10549 10824 10906 11172 11234 11508 11704 12054 12056 12628 12936 13426 15618 16072 16359 16851 17138 17556 18084 18221 18696 18942 20139 20482 20824 21098 21812 22099 22344 22468 23016 24108 25256 25707 26852 28633 30723 31236 31647 32718 33702 34276 35112 36168 36442 37884 38171 39319 40278 40964 42196 43624 44198 44936 48216 51414 53704 54663 57266 59983 61446 61787 62472 63294 65436 66297 67404 68552 72884 73843 75768 76342 78638 80556 81928 84392 85899 88396 102828 106723 109326 114513 114532 117957 119966 122892 123574 126588 127547 130872 132594 134808 145768 147686 152684 157276 161112 171798 176792 179949 185361 200431 205656 213446 218652 221529 229026 229064 235914 239932 245784 247148 253176 255094 265188 275233 295372 305368 314552 320169 343596 359898 370722 382641 400862 419881 426892 432509 437304 443058 458052 471828 479864 494296 510188 530376 550466 590744 601293 640338 687192 719796 741444 747061 765282 801724 825699 839762 853784 865018 886116 916104 943656 1020376 1100932 1173953 1202586 1259643 1280676 1297527 1403017 1439592 1482888 1494122 1530564 1603448 1651398 1679524 1730036 1772232 2201864 2241183 2347906 2405172 2519286 2561352 2595054 2806034 2988244 3027563 3061128 3302796 3359048 3460072 3521859 4209051 4482366 4695812 4810344 5038572 5190108 5229427 5612068 5976488 6055126 6605592 7043718 8217671 8418102 8964732 9082689 9391624 10077144 10380216 10458854 11224136 12110252 14087436 15688281 16435342 16836204 17929464 18165378 20917708 24220504 24653013 28174872 31376562 32870684 33672408 36330756 41835416 49306026 57523697 62753124 65741368 72661512 98612052 115047394 125506248 172571091 197224104 230094788 345142182 460189576 690284364 1380568728
- Sum of all divisors σ(n): 4757356800
- Sum of proper divisors (its aliquot sum) s(n): 3376788072
- 1380568728 is an abundant number, because the sum of its proper divisors (3376788072) is greater than itself. Its abundance is 1996219344
Bases of 1380568728
- Binary: 10100100100100111001110100110002
- Hexadecimal: 0x5249CE98
- Base-36: MTYDNC
Squares and roots of 1380568728
- 1380568728 squared (13805687282) is 1905970012731537984
- 1380568728 cubed (13805687283) is 2631322596082923200054564352
-
The
square root of 1380568728 is 37156.0052750561 -
The
cube root of 1380568728 is 1113.4892038769
Scales and comparisons
How big is 1380568728?- 1,380,568,728 seconds is equal to 43 years, 46 weeks, 4 days, 19 hours, 18 minutes, 48 seconds.
-
To count from 1 to 1,380,568,728 would take you about eighty-seven 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 1380568728 cubic inches would be around 92.8 feet tall.
Recreational maths with 1380568728
- 1380568728 backwards is 8278650831
- The number of decimal digits it has is: 10
- The sum of 1380568728's digits is 48
- More coming soon!
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