121505857242
121,505,857,242 is an even composite number composed of eight prime numbers multiplied together.
What does the number 121505857242 look like?
This visualization shows the relationship between its 8 prime factors (large circles) and 384 divisors.
121505857242 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 121505857242:
2 × 3 × 7 × 11 × 192 × 31 × 71 × 331
(2 × 3 × 7 × 11 × 19 × 19 × 31 × 71 × 331)See below for interesting mathematical facts about the number 121505857242 from the Numbermatics database.
Names of 121505857242
- Cardinal: 121505857242 can be written as One hundred twenty-one billion, five hundred five million, eight hundred fifty-seven thousand, two hundred forty-two.
Scientific notation
- Scientific notation: 1.21505857242 × 1011
Factors of 121505857242
Divisors of 121505857242
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 6 7 11 14 19 21 22 31 33 38 42 57 62 66 71 77 93 114 133 142 154 186 209 213 217 231 266 331 341 361 399 418 426 434 462 497 589 627 651 662 682 722 781 798 993 994 1023 1083 1178 1254 1302 1349 1463 1491 1562 1767 1986 2046 2166 2201 2317 2343 2387 2527 2698 2926 2982 3534 3641 3971 4047 4123 4389 4402 4634 4686 4774 5054 5467 6289 6479 6603 6951 7161 7282 7581 7942 8094 8246 8778 9443 10261 10923 10934 11191 11913 12369 12578 12958 13206 13902 14322 14839 15162 15407 16401 18867 18886 19437 20522 21846 22382 23501 23826 24211 24738 25487 25631 27797 28329 29678 30783 30814 32802 33573 37734 38874 41819 44023 44517 45353 46221 47002 48422 50974 51262 55594 56658 61566 67146 69179 70503 71827 72633 76461 76893 78337 83391 83638 88046 89034 90706 92442 103873 112871 119491 123101 125457 132069 136059 138358 141006 143654 145266 152922 153786 156674 164507 166782 169477 179417 194959 207537 207746 215481 225742 235011 238982 246202 250914 258511 264138 272118 281941 292733 311619 329014 338613 338954 358473 358834 369303 389918 415074 430962 446519 460009 470022 484253 493521 508431 517022 538251 563882 584877 585466 623238 677226 716946 728531 738606 775533 790097 794561 836437 845823 861707 878199 893038 920018 968506 987042 1016862 1076502 1169754 1314401 1339557 1364713 1380027 1452759 1457062 1551066 1580194 1589122 1672874 1691646 1723414 1756398 1809577 1973587 2144549 2185593 2370291 2383683 2509311 2585121 2628802 2679114 2729426 2760054 2905518 3125633 3220063 3619154 3704221 3943203 3947174 4094139 4289098 4371186 4740582 4767366 4911709 5018622 5099717 5170242 5428731 5561927 5920761 6251266 6433647 6440126 7408442 7886406 8013841 8188278 8483861 8740171 9200807 9376899 9660189 9823418 10199434 10857462 11112663 11123854 11841522 12867294 13842089 14735127 15011843 15299151 16027682 16685781 16967722 17480342 18401614 18753798 19320378 22225326 24041523 25451583 25929547 26220513 27602421 27684178 29470254 30023686 30598302 33371562 34381963 40746431 41526267 45035529 48083046 50903166 51859094 52441026 55204842 56096887 59387027 61181197 68763926 77788641 81492862 83052534 90071058 93322471 96894623 103145889 112193774 118774054 122239293 122362394 152262979 155577282 168290661 178161081 183543591 186644942 193789246 206291778 244478586 262999691 279967413 285225017 290683869 304525958 336581322 356322162 367087182 456788937 525999382 559934826 570450034 581367738 653257297 788999073 855675051 913577874 1065840853 1306514594 1577998146 1711350102 1840997837 1959771891 2131681706 2892996601 3197522559 3681995674 3919543782 5522993511 5785993202 6395045118 8678989803 11045987022 17357979606 20250976207 40501952414 60752928621 121505857242
- Sum of all divisors σ(n): 335736078336
- Sum of proper divisors (its aliquot sum) s(n): 214230221094
- 121505857242 is an abundant number, because the sum of its proper divisors (214230221094) is greater than itself. Its abundance is 92724363852
Bases of 121505857242
- Binary: 11100010010100101000000111110110110102
- Hexadecimal: 0x1C4A503EDA
- Base-36: 1JTHG7H6
Squares and roots of 121505857242
- 121505857242 squared (1215058572422) is 14763673344113283846564
- 121505857242 cubed (1215058572423) is 1793872785717349408136430016216488
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The
square root of 121505857242 is 348576.9029095301 -
The
cube root of 121505857242 is 4952.9704613097
Scales and comparisons
How big is 121505857242?- 121,505,857,242 seconds is equal to 3,863 years, 26 weeks, 3 days, 19 hours, 42 seconds.
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To count from 1 to 121,505,857,242 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 121505857242 cubic inches would be around 412.7 feet tall.
Recreational maths with 121505857242
- 121505857242 backwards is 242758505121
- 121505857242 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 121505857242's digits is 42
- More coming soon!
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The information we have on file for 121505857242 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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