81364330080
81,364,330,080 is an even composite number composed of six prime numbers multiplied together.
81364330080 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 81364330080:
25 × 32 × 5 × 112 × 71 × 6577
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 11 × 11 × 71 × 6577)See below for interesting mathematical facts about the number 81364330080 from the Numbermatics database.
Names of 81364330080
- Cardinal: 81364330080 can be written as Eighty-one billion, three hundred sixty-four million, three hundred thirty thousand and eighty.
Scientific notation
- Scientific notation: 8.136433008 × 1010
Factors of 81364330080
Divisors of 81364330080
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 32 33 36 40 44 45 48 55 60 66 71 72 80 88 90 96 99 110 120 121 132 142 144 160 165 176 180 198 213 220 240 242 264 284 288 330 352 355 360 363 396 426 440 480 484 495 528 568 605 639 660 710 720 726 781 792 852 880 968 990 1056 1065 1089 1136 1210 1278 1320 1420 1440 1452 1562 1584 1704 1760 1815 1936 1980 2130 2178 2272 2343 2420 2556 2640 2840 2904 3124 3168 3195 3408 3630 3872 3905 3960 4260 4356 4686 4840 5112 5280 5445 5680 5808 6248 6390 6577 6816 7029 7260 7810 7920 8520 8591 8712 9372 9680 10224 10890 11360 11616 11715 12496 12780 13154 14058 14520 15620 15840 17040 17182 17424 18744 19360 19731 20448 21780 23430 24992 25560 25773 26308 28116 29040 31240 32885 34080 34364 34848 35145 37488 39462 42955 43560 46860 51120 51546 52616 56232 58080 59193 62480 65770 68728 70290 72347 74976 77319 78924 85910 87120 93720 98655 102240 103092 105232 112464 118386 124960 128865 131540 137456 140580 144694 154638 157848 171820 174240 187440 197310 206184 210464 217041 224928 236772 257730 263080 274912 281160 289388 295965 309276 315696 343640 361735 374880 386595 394620 412368 434082 466967 473544 515460 526160 562320 578776 591930 618552 631392 651123 687280 723470 773190 789240 795817 824736 868164 933934 947088 1030920 1052320 1085205 1124640 1157552 1183860 1237104 1302246 1374560 1400901 1446940 1546380 1578480 1591634 1736328 1867868 1894176 2061840 2170410 2315104 2334835 2367720 2387451 2474208 2604492 2801802 2893880 3092760 3156960 3183268 3255615 3472656 3735736 3979085 4123680 4202703 4340820 4669670 4735440 4774902 5136637 5208984 5603604 5787760 6185520 6366536 6511230 6945312 7004505 7162353 7471472 7958170 8405406 8681640 9339340 9470880 9549804 10273274 10417968 11207208 11575520 11937255 12371040 12733072 13022460 14009010 14324706 14942944 15409911 15916340 16810812 17363280 18678680 19099608 20546548 20835936 21013515 22414416 23874510 25466144 25683185 26044920 28018020 28649412 30819822 31832680 33621624 34726560 35811765 37357360 38199216 41093096 42027030 44828832 46229733 47749020 51366370 52089840 56036040 56503007 57298824 61639644 63665360 67243248 71623530 74714720 76398432 77049555 82186192 84054060 92459466 95498040 102732740 104179680 112072080 113006014 114597648 123279288 127330720 134486496 143247060 154099110 164372384 168108120 169509021 184918932 190996080 205465480 224144160 226012028 229195296 231148665 246558576 282515035 286494120 308198220 336216240 339018042 369837864 381992160 410930960 452024056 462297330 493117152 508527063 565030070 572988240 616396440 672432480 678036084 739675728 821861920 847545105 904048112 924594660 1017054126 1130060140 1145976480 1232792880 1356072168 1479351456 1695090210 1808096224 1849189320 2034108252 2260120280 2465585760 2542635315 2712144336 3390180420 3698378640 4068216504 4520240560 5085270630 5424288672 6780360840 7396757280 8136433008 9040481120 10170541260 13560721680 16272866016 20341082520 27121443360 40682165040 81364330080
- Sum of all divisors σ(n): 309537420192
- Sum of proper divisors (its aliquot sum) s(n): 228173090112
- 81364330080 is an abundant number, because the sum of its proper divisors (228173090112) is greater than itself. Its abundance is 146808760032
Bases of 81364330080
- Binary: 10010111100011011000100100110011000002
- Hexadecimal: 0x12F1B12660
- Base-36: 11DM7YW0
Squares and roots of 81364330080
- 81364330080 squared (813643300802) is 6620154209367192806400
- 81364330080 cubed (813643300803) is 538644412271453703422931136512000
-
The
square root of 81364330080 is 285244.3340015717 -
The
cube root of 81364330080 is 4333.2261065907
Scales and comparisons
How big is 81364330080?- 81,364,330,080 seconds is equal to 2,587 years, 6 weeks, 6 days, 18 hours, 48 minutes.
-
To count from 1 to 81,364,330,080 would take you about five thousand, one hundred seventy-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 81364330080 cubic inches would be around 361.1 feet tall.
Recreational maths with 81364330080
- 81364330080 backwards is 08003346318
- 81364330080 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 81364330080's digits is 36
- More coming soon!
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