121387405789152

Names of 121387405789152

• Cardinal: 121387405789152 can be written as One hundred twenty-one trillion, three hundred eighty-seven billion, four hundred five million, seven hundred eighty-nine thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 1.21387405789152 × 10¹⁴

Factors of 121387405789152

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 72

Divisors of 121387405789152

• Number of divisors d(n): 756
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 19 24 31 32 34 36 38 48 51 57 62 68 72 76 93 96 102 114 124 136 144 152 153 171 186 204 228 248 272 279 288 289 304 306 323 342 361 372 408 456 496 527 544 558 578 589 608 612 646 684 722 744 816 867 912 969 992 1054 1083 1116 1156 1178 1224 1292 1368 1444 1488 1581 1632 1734 1767 1824 1938 2108 2166 2232 2312 2356 2448 2584 2601 2736 2888 2907 2976 3162 3249 3468 3534 3876 4216 4332 4464 4624 4712 4743 4896 5168 5202 5301 5472 5491 5776 5814 6137 6324 6498 6859 6936 7068 7752 8432 8664 8928 8959 9248 9424 9486 10013 10336 10404 10602 10982 11191 11552 11628 12274 12648 12996 13718 13872 14136 15504 16473 16864 17328 17918 18411 18848 18972 20026 20577 20808 21204 21964 22382 23256 24548 25296 25992 26877 27436 27744 28272 30039 31008 32946 33573 34656 35836 36822 37944 40052 41154 41616 42408 43928 44764 46512 49096 49419 50592 51984 53754 54872 55233 56544 60078 61731 65892 67146 71672 73644 75888 80104 80631 82308 83232 84816 87856 89528 90117 93024 98192 98838 100719 103968 104329 107508 109744 110466 116603 120156 123462 130321 131784 134292 143344 147288 151776 160208 161262 164616 169632 170221 175712 179056 180234 190247 196384 197676 201438 208658 212629 215016 219488 220932 233206 240312 246924 260642 263568 268584 286688 294576 312987 320416 322524 329232 340442 349809 358112 360468 380494 390963 395352 402876 417316 425258 430032 441864 466412 480624 493848 510663 521284 527136 537168 570741 589152 625974 637887 645048 658464 680884 699618 720936 760988 781926 790704 805752 834632 850516 860064 883728 932824 938961 961248 987696 1021326 1042568 1049427 1074336 1141482 1172889 1251948 1275774 1290096 1361768 1399236 1441872 1521976 1531989 1563852 1581408 1611504 1669264 1701032 1712223 1767456 1865648 1877922 1913661 1975392 1982251 2042652 2085136 2098854 2215457 2282964 2345778 2476099 2503896 2551548 2580192 2723536 2798472 2883744 3043952 3063978 3127704 3223008 3234199 3338528 3402064 3424446 3614693 3731296 3755844 3827322 3964502 4039951 4085304 4170272 4197708 4430914 4565928 4691556 4952198 5007792 5103096 5447072 5596944 5946753 6087904 6127956 6255408 6468398 6646371 6804128 6848892 7229386 7428297 7511688 7654644 7929004 8079902 8170608 8395416 8861828 9131856 9383112 9702597 9904396 10015584 10206192 10844079 11193888 11893506 12119853 12255912 12510816 12936796 13292742 13697784 14458772 14856594 15023376 15309288 15858008 16159804 16341216 16790832 17723656 17840259 18263712 18766224 19405194 19808792 19939113 20412384 21688158 22284891 23787012 24239706 24511824 25873592 26585484 27395568 28917544 29107791 29713188 30046752 30618576 31716016 32319608 32532237 33581664 35447312 35680518 36359559 37532448 37662769 38810388 39617584 39878226 42093683 43376316 44569782 47045881 47574024 48479412 49023648 51747184 53170968 54791136 57835088 58215582 59426376 61237152 61449781 63432032 64639216 65064474 68679167 70894624 71361036 72719118 75325538 76759069 77620776 79235168 79756452 84187366 86752632 89139564 94091762 95148048 96958824 103494368 106341936 112988307 115670176 116431164 118852752 122899562 126281049 129278432 130128948 137358334 141137643 142722072 145438236 150651076 153518138 155241552 159512904 168374732 173505264 178279128 184349343 188183524 190296096 193917648 206037501 212683872 225976614 230277207 232862328 237705504 245799124 252562098 260257896 274716668 282275286 285444144 290876472 301302152 307036276 310483104 319025808 336749464 338964921 347010528 356558256 368698686 376367048 378843147 387835296 412075002 423412929 451953228 460554414 465724656 491598248 505124196 520515792 549433336 553048029 564550572 570888288 581752944 602604304 614072552 618112503 638051616 673498928 677929842 690831621 713116512 715592611 737397372 752734096 757686294 799779977 824150004 846825858 903906456 921108828 931449312 983196496 1010248392 1041031584 1098866672 1106096058 1129101144 1163505888 1167545839 1205208608 1228145104 1236225006 1304904173 1346997856 1355859684 1381663242 1431185222 1458422311 1474794744 1505468192 1515372588 1599559954 1648300008 1693651716 1807812912 1842217656 1966392992 2020496784 2146777833 2197733344 2212192116 2258202288 2335091678 2399339931 2456290208 2472450012 2609808346 2711719368 2763326484 2862370444 2916844622 2949589488 3030745176 3199119908 3296600016 3387303432 3502637517 3615625824 3684435312 3914712519 4040993568 4293555666 4375266933 4424384232 4516404576 4670183356 4798679862 4944900024 5219616692 5423438736 5526652968 5724740888 5833689244 5899178976 6061490352 6398239816 6440333499 6593200032 6774606864 7005275034 7198019793 7368870624 7829425038 8587111332 8750533866 8848768464 9340366712 9597359724 9889800048 10439233384 10507912551 10846877472 11053305936 11449481776 11667378488 11744137557 12122980704 12796479632 12880666998 13125800799 13549213728 13596259609 14010550068 14396039586 15658850076 17174222664 17501067732 17697536928 18680733424 19194719448 19779600096 20878466768 21015825102 22106611872 22183370941 22898963552 23334756976 23488275114 24793179287 25592959264 25761333996 26251601598 27192519218 28021100136 28792079172 31317700152 34348445328 35002135464 37361466848 38389438896 40788778827 41756933536 42031650204 44366741882 46669513952 46976550228 49586358574 51522667992 52503203196 54385038436 56042200272 57584158344 62635400304 66550112823 68696890656 70004270928 74379537861 76778877792 81577557654 84063300408 88733483764 93953100456 99172717148 103045335984 105006406392 108770076872 112084400544 115168316688 122366336481 125270800608 133100225646 140008541856 148759075722 163155115308 168126600816 177466967528 187906200912 198345434296 199650338469 206090671968 210012812784 217540153744 223138613583 230336633376 244732672962 266200451292 297518151444 326310230616 336253201632 354933935056 375812401824 396690868592 399300676938 420025625568 421484047879 435080307488 446277227166 489465345924 532400902584 595036302888 652620461232 709867870112 793381737184 798601353876 842968095758 892554454332 978930691848 1064801805168 1190072605776 1264452143637 1305240922464 1597202707752 1685936191516 1785108908664 1957861383696 2129603610336 2380145211552 2528904287274 3194405415504 3371872383032 3570217817328 3793356430911 3915722767392 5057808574548 6388810831008 6743744766064 7140435634656 7586712861822 10115617149096 13487489532128 15173425723644 20231234298192 30346851447288 40462468596384 60693702894576 121387405789152
• Sum of all divisors σ(n): 399553515912096
• Sum of proper divisors (its aliquot sum) s(n): 278166110122944
• 121387405789152 is an abundant number, because the sum of its proper divisors (278166110122944) is greater than itself. Its abundance is 156778704333792

Bases of 121387405789152

• Binary: 11011100110011010110101001100111100011111100000₂
• Hexadecimal: 0x6E66B533C7E0
• Base-36: 1710LR9YW0

Squares and roots of 121387405789152

• 121387405789152 squared (121387405789152²) is 14734902284220252483880879104
• 121387405789152 cubed (121387405789152³) is 1788631562838146504860084931712848626679808
• The square root of 121387405789152 is 11017595.2816007905
• The cube root of 121387405789152 is 49513.6045031979

Scales and comparisons

• 121,387,405,789,152 seconds is equal to 3,859,744 years, 1 week, 3 days, 6 hours, 19 minutes, 12 seconds.
• To count from 1 to 121,387,405,789,152 would take you about nine million, six hundred forty-nine thousand, three hundred sixty 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 121387405789152 cubic inches would be around 4126.1 feet tall.

Recreational maths with 121387405789152

• 121387405789152 backwards is 251987504783121
• The number of decimal digits it has is: 15
• The sum of 121387405789152's digits is 63
• More coming soon!