128438711270408
128,438,711,270,408 is an even composite number composed of five prime numbers multiplied together.
128438711270408 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 128438711270408:
23 × 72 × 112 × 172 × 30612
(2 × 2 × 2 × 7 × 7 × 11 × 11 × 17 × 17 × 3061 × 3061)See below for interesting mathematical facts about the number 128438711270408 from the Numbermatics database.
Names of 128438711270408
- Cardinal: 128438711270408 can be written as One hundred twenty-eight trillion, four hundred thirty-eight billion, seven hundred eleven million, two hundred seventy thousand, four hundred eight.
Scientific notation
- Scientific notation: 1.28438711270408 × 1014
Factors of 128438711270408
Divisors of 128438711270408
- Number of divisors d(n): 324
-
Complete list of divisors:
1 2 4 7 8 11 14 17 22 28 34 44 49 56 68 77 88 98 119 121 136 154 187 196 238 242 289 308 374 392 476 484 539 578 616 748 833 847 952 968 1078 1156 1309 1496 1666 1694 2023 2057 2156 2312 2618 3061 3179 3332 3388 4046 4114 4312 5236 5929 6122 6358 6664 6776 8092 8228 9163 10472 11858 12244 12716 14161 14399 16184 16456 18326 21427 22253 23716 24488 25432 28322 28798 33671 34969 36652 42854 44506 47432 52037 56644 57596 67342 69938 73304 85708 89012 100793 104074 113288 115192 134684 139876 149989 155771 171416 178024 201586 208148 235697 244783 269368 279752 299978 311542 364259 370381 403172 416296 471394 489566 572407 599956 623084 728518 740762 806344 884629 942788 979132 1144814 1199912 1246168 1457036 1481524 1649879 1713481 1769258 1885576 1958264 2289628 2549813 2592667 2914072 2963048 3299758 3426962 3538516 4006849 4579256 5099626 5185334 6192403 6296477 6599516 6853924 7077032 8013698 9369721 9730919 10199252 10370668 12384806 12592954 13199032 13707848 16027396 18148669 18739442 19461838 20398504 20741336 24769612 25185908 28047943 32054792 36297338 37478884 38923676 43346821 44075339 49539224 50371816 56095886 65588047 68116433 72594676 74957768 77847352 86693642 88150678 103066931 107040109 112191772 131176094 136232866 145189352 159285257 173387284 176301356 206133862 214080218 224383544 262352188 272465732 308527373 318570514 346774568 352602712 412267724 428160436 459116329 476815031 524704376 544931464 617054746 637141028 721468517 749280763 824535448 856320872 918232658 953630062 1114996799 1133736241 1234109492 1274282056 1442937034 1498561526 1752137827 1836465316 1907260124 2229993598 2267472482 2468218984 2707849369 2885874068 2997123052 3504275654 3672930632 3814520248 4459987196 4534944964 5050279619 5244965341 5415698738 5771748136 5994246104 7008551308 7804977593 7936153687 8919974392 9069889928 10100559238 10489930682 10831397476 12264964789 14017102616 15609955186 15872307374 18954945583 19273516097 20201118476 20979861364 21662794952 24529929578 29786343059 31219910372 31744614748 37909891166 38547032194 40402236952 41959722728 49059859156 55553075809 59572686118 62439820744 63489229496 75819782332 77094064388 85854753523 98119718312 111106151618 119145372236 132684619081 134914612679 151639564664 154188128776 171709507046 208504401413 222212303236 238290744472 265369238162 269829225358 327649773649 343419014092 417008802826 444424606472 530738476324 539658450716 655299547298 686838028184 834017605652 944402288753 1061476952648 1079316901432 1310599094596 1459530809891 1668035211304 1888804577506 2293548415543 2621198189192 2919061619782 3777609155012 4587096831086 5838123239564 7555218310024 9174193662172 11676246479128 16054838908801 18348387324344 32109677817602 64219355635204 128438711270408
- Sum of all divisors σ(n): 327208587785415
- Sum of proper divisors (its aliquot sum) s(n): 198769876515007
- 128438711270408 is an abundant number, because the sum of its proper divisors (198769876515007) is greater than itself. Its abundance is 70331165244599
Bases of 128438711270408
- Binary: 111010011010000011101111100001010111100000010002
- Hexadecimal: 0x74D077C2BC08
- Base-36: 19IZXGI1HK
Squares and roots of 128438711270408
- 128438711270408 squared (1284387112704082) is 16496502552803231001296486464
- 128438711270408 cubed (1284387112704083) is 2118789528351042688740176138863688215757312
-
The
square root of 128438711270408 is 11333080.3963621471 -
The
cube root of 128438711270408 is 50454.3535863625
Scales and comparisons
How big is 128438711270408?- 128,438,711,270,408 seconds is equal to 4,083,953 years, 38 weeks, 5 hours, 20 minutes, 8 seconds.
-
To count from 1 to 128,438,711,270,408 would take you about ten million, two hundred nine thousand, eight hundred eighty-four 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 128438711270408 cubic inches would be around 4204.5 feet tall.
Recreational maths with 128438711270408
- 128438711270408 backwards is 804072117834821
- 128438711270408 is a
Harshad number . - The number of decimal digits it has is: 15
- The sum of 128438711270408's digits is 56
- More coming soon!
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