121521138816
121,521,138,816 is an even composite number composed of seven prime numbers multiplied together.
121521138816 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of five hundred twelve divisors.
Prime factorization of 121521138816:
27 × 3 × 7 × 11 × 31 × 233 × 569
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 11 × 31 × 233 × 569)See below for interesting mathematical facts about the number 121521138816 from the Numbermatics database.
Names of 121521138816
- Cardinal: 121521138816 can be written as One hundred twenty-one billion, five hundred twenty-one million, one hundred thirty-eight thousand, eight hundred sixteen.
Scientific notation
- Scientific notation: 1.21521138816 × 1011
Factors of 121521138816
Divisors of 121521138816
- Number of divisors d(n): 512
-
Complete list of divisors:
1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 31 32 33 42 44 48 56 62 64 66 77 84 88 93 96 112 124 128 132 154 168 176 186 192 217 224 231 233 248 264 308 336 341 352 372 384 434 448 462 466 496 528 569 616 651 672 682 699 704 744 868 896 924 932 992 1023 1056 1138 1232 1302 1344 1364 1398 1408 1488 1631 1707 1736 1848 1864 1984 2046 2112 2276 2387 2464 2563 2604 2688 2728 2796 2976 3262 3414 3472 3696 3728 3968 3983 4092 4224 4552 4774 4893 4928 5126 5208 5456 5592 5952 6259 6524 6828 6944 7161 7223 7392 7456 7689 7966 8184 9104 9548 9786 9856 10252 10416 10912 11184 11904 11949 12518 13048 13656 13888 14322 14446 14784 14912 15378 15932 16368 17639 17941 18208 18777 19096 19572 20504 20832 21669 21824 22368 23898 25036 26096 27312 27776 28644 28892 29568 29824 30756 31864 32736 35278 35882 36416 37554 38192 39144 41008 41664 43338 43648 43813 44736 47796 50072 50561 52192 52917 53823 54624 57288 57784 61512 63728 65472 70556 71764 72832 75108 76384 78288 79453 82016 83328 86676 87626 89472 95592 100144 101122 104384 105834 107646 109248 114576 115568 123024 123473 127456 130944 131439 132577 141112 143528 150216 151683 152768 156576 158906 164032 173352 175252 191184 194029 200288 202244 208768 211668 215292 218496 229152 231136 238359 246048 246946 254912 262878 265154 282224 287056 300432 303366 305536 313152 317812 328064 346704 350504 370419 382368 388058 397731 400576 404488 423336 430584 458304 462272 476718 492096 493892 509824 525756 530308 556171 564448 574112 582087 600864 606732 626304 635624 693408 701008 740838 764736 776116 795462 801152 808976 846672 861168 916608 924544 928039 953436 984192 987784 1051512 1060616 1112342 1128896 1148224 1164174 1201728 1213464 1271248 1358203 1386816 1402016 1458347 1481676 1529472 1552232 1590924 1617952 1668513 1693344 1722336 1856078 1906872 1975568 2103024 2121232 2224684 2257792 2296448 2328348 2403456 2426928 2542496 2716406 2773632 2784117 2804032 2916694 2963352 3104464 3181848 3235904 3337026 3386688 3444672 3712156 3813744 3951136 4074609 4109887 4206048 4242464 4375041 4449368 4656696 4853856 5084992 5432812 5568234 5608064 5833388 5926704 6208928 6363696 6471808 6674052 6773376 6889344 7424312 7627488 7902272 8149218 8219774 8412096 8484928 8750082 8898736 9313392 9707712 10169984 10208429 10865624 11136468 11666776 11853408 12329661 12417856 12727392 13348104 14848624 15254976 15804544 16298436 16439548 16824192 16969856 17500164 17797472 18626784 19415424 20416858 21731248 22272936 23333552 23706816 24659322 24835712 25454784 26696208 28769209 29697248 30509952 30625287 32596872 32879096 35000328 35594944 37253568 40833716 43462496 44545872 45208757 46667104 47413632 49318644 50909568 53392416 57538418 59394496 61250574 65193744 65758192 70000656 71189888 74507136 81667432 86307627 86924992 89091744 90417514 93334208 98637288 106784832 115076836 118788992 122501148 130387488 131516384 135626271 140001312 163334864 172615254 173849984 178183488 180835028 186668416 197274576 213569664 230153672 245002296 260774976 263032768 271252542 280002624 316461299 326669728 345230508 356366976 361670056 394549152 460307344 490004592 521549952 526065536 542505084 560005248 632922598 653339456 690461016 723340112 789098304 920614688 949383897 980009184 1085010168 1265845196 1306678912 1380922032 1446680224 1578196608 1841229376 1898767794 1960018368 2170020336 2531690392 2761844064 2893360448 3682458752 3797535588 3920036736 4340040672 5063380784 5523688128 5786720896 7595071176 8680081344 10126761568 11047376256 15190142352 17360162688 20253523136 30380284704 40507046272 60760569408 121521138816
- Sum of all divisors σ(n): 417938227200
- Sum of proper divisors (its aliquot sum) s(n): 296417088384
- 121521138816 is an abundant number, because the sum of its proper divisors (296417088384) is greater than itself. Its abundance is 174895949568
Bases of 121521138816
- Binary: 11100010010110011100101101100100000002
- Hexadecimal: 0x1C4B396C80
- Base-36: 1JTQJQTC
Squares and roots of 121521138816
- 121521138816 squared (1215211388162) is 14767387179137541881856
- 121521138816 cubed (1215211388163) is 1794549707345591886182036847722496
-
The
square root of 121521138816 is 348598.8221666849 -
The
cube root of 121521138816 is 4953.1780946795
Scales and comparisons
How big is 121521138816?- 121,521,138,816 seconds is equal to 3,863 years, 51 weeks, 5 days, 15 hours, 53 minutes, 36 seconds.
-
To count from 1 to 121,521,138,816 would take you about seven thousand, seven hundred twenty-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 121521138816 cubic inches would be around 412.8 feet tall.
Recreational maths with 121521138816
- 121521138816 backwards is 618831125121
- The number of decimal digits it has is: 12
- The sum of 121521138816's digits is 39
- More coming soon!
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