121936139640

Names of 121936139640

• Cardinal: 121936139640 can be written as One hundred twenty-one billion, nine hundred thirty-six million, one hundred thirty-nine thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.2193613964 × 10¹¹

Factors of 121936139640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 370

Divisors of 121936139640

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 19 20 21 24 27 28 30 35 36 38 40 42 45 53 54 56 57 60 63 70 72 76 81 84 90 95 105 106 108 114 120 126 133 135 140 152 159 162 168 171 180 189 190 210 212 216 228 252 265 266 270 280 281 285 315 318 324 342 360 361 371 378 380 399 405 420 424 456 477 504 513 530 532 540 562 567 570 630 636 648 665 684 722 742 756 760 795 798 810 840 843 855 945 954 1007 1026 1060 1064 1080 1083 1113 1124 1134 1140 1197 1260 1272 1330 1368 1405 1431 1444 1484 1512 1539 1590 1596 1620 1686 1710 1805 1855 1890 1908 1967 1995 2014 2052 2120 2166 2226 2248 2268 2280 2385 2394 2520 2527 2529 2565 2660 2810 2835 2862 2888 2968 3021 3078 3180 3192 3240 3249 3339 3372 3420 3591 3610 3710 3780 3816 3934 3990 4028 4104 4215 4293 4332 4452 4536 4770 4788 5035 5054 5058 5130 5320 5339 5415 5565 5620 5670 5724 5901 5985 6042 6156 6360 6498 6678 6744 6840 7049 7155 7182 7220 7420 7560 7581 7587 7695 7868 7980 8056 8430 8586 8664 8904 9063 9540 9576 9747 9835 10017 10070 10108 10116 10260 10678 10773 10830 11130 11240 11340 11448 11802 11970 12084 12312 12635 12645 12996 13356 14098 14310 14364 14440 14840 14893 15105 15162 15174 15390 15736 15960 16017 16245 16695 16860 17172 17703 17955 18126 19080 19133 19494 19670 20034 20140 20216 20232 20520 21147 21356 21465 21546 21660 22260 22680 22743 22761 23604 23940 24168 25270 25290 25992 26695 26712 27189 28196 28620 28728 29241 29505 29786 30051 30210 30324 30348 30780 32034 32490 33390 33720 34344 35245 35406 35910 36252 37373 37905 37935 38266 38988 39340 40068 40280 42294 42712 42930 43092 43320 44520 44679 45315 45486 45522 47208 47880 48051 48735 50085 50540 50580 53109 53390 53865 54378 56392 57240 57399 58482 59010 59572 60102 60420 60648 60696 61560 63441 64068 64980 66780 68229 70490 70812 71820 72504 74465 74746 75810 75870 76532 77976 78680 80085 80136 81567 84588 85860 86184 88515 89358 90630 90972 91044 95665 96102 97470 100170 101080 101160 101441 104251 105735 106218 106780 107730 108756 112119 113715 113805 114798 116964 118020 119144 120204 120840 126882 128136 129960 133560 133931 134037 135945 136458 140980 141624 143640 144153 146205 148930 149492 150255 151620 151740 153064 159327 160170 163134 169176 171720 172197 177030 178716 181260 181944 182088 186865 190323 191330 192204 194940 200340 202882 204687 208502 211470 212436 213560 215460 217512 223395 224238 227430 227610 229596 233928 236040 240255 240408 253764 265545 267862 268074 271890 272916 281960 282967 286995 288306 292410 297860 298984 300510 303240 303480 304323 312753 317205 318654 320340 326268 336357 341145 344394 354060 357432 362520 373730 380646 382660 384408 389880 400680 401793 402111 405764 407835 409374 417004 422940 424872 430920 432459 446790 448476 454860 455220 459192 480510 507205 507528 516591 521255 531090 535724 536148 543780 545832 560595 565934 570969 573990 576612 584820 595720 601020 608646 625506 634410 637308 640680 652536 669655 670185 672714 682290 688788 708120 710087 720765 747460 761292 765320 796635 803586 804222 811528 815670 818748 834008 845880 848901 860985 864918 893580 896952 909720 910440 912969 938259 951615 961020 1009071 1014410 1023435 1033182 1042510 1062180 1071448 1072296 1087560 1121190 1131868 1141938 1147980 1153224 1169640 1202040 1205379 1206333 1217292 1251012 1268820 1274616 1339310 1340370 1345428 1364580 1377576 1414835 1420174 1441530 1494920 1521615 1522584 1549773 1563765 1593270 1607172 1608444 1631340 1637496 1681785 1697802 1721970 1729836 1787160 1825938 1876518 1903230 1922040 1980769 2008965 2010555 2018142 2028820 2046870 2066364 2085020 2124360 2130261 2162295 2242380 2263736 2283876 2295960 2410758 2412666 2434584 2502024 2537640 2546703 2582955 2678620 2680740 2690856 2729160 2738907 2814777 2829670 2840348 2854845 2883060 3027213 3043230 3099546 3127530 3186540 3214344 3216888 3262680 3363570 3395604 3443940 3459672 3550435 3616137 3651876 3753036 3806460 3961538 4017930 4021110 4036284 4057640 4093740 4132728 4170040 4244505 4260522 4324590 4484760 4564845 4567752 4691295 4821516 4825332 5045355 5093406 5165910 5357240 5361480 5376373 5477814 5629554 5659340 5680696 5709690 5766120 5942307 6026895 6031665 6054426 6086460 6199092 6255060 6373080 6390783 6727140 6791208 6887880 7100870 7232274 7303752 7506072 7612920 7640109 7748865 7923076 8035860 8042220 8072568 8187480 8216721 8444331 8489010 8521044 8649180 9129690 9382590 9643032 9650664 9903845 10090710 10186812 10331820 10651305 10752746 10848411 10955628 11259108 11318680 11419380 11884614 12053790 12063330 12108852 12172920 12398184 12510120 12733515 12781566 13454280 13694535 14073885 14201740 14464548 15136065 15280218 15497730 15846152 16071720 16084440 16129119 16433442 16888662 16978020 17042088 17298360 17826921 18080685 18259380 18765180 19172349 19807690 20181420 20373624 20663640 21302610 21505492 21696822 21911256 22518216 22838760 22920327 23769228 24107580 24126660 24217704 25467030 25563132 26881865 27389070 28147770 28403480 28929096 29711535 30272130 30560436 30995460 31953915 32258238 32866884 33777324 33956040 35653842 36161370 36518760 37530360 37634611 38200545 38344698 39615380 40362840 41083605 42221655 42605220 43010984 43393644 45840654 47538456 48215160 48253320 48387357 50934060 51126264 53480763 53763730 54242055 54778140 56295540 57517047 59423070 60544260 61120872 61990920 63907830 64516476 65733768 67554648 71307684 72322740 75269222 76401090 76689396 79230760 80645595 82167210 84443310 85210440 86787288 89134605 91681308 95861745 96774714 101868120 106961526 107527460 108484110 109556280 112591080 112903833 114601635 115034094 118846140 121088520 127815660 129032952 142615368 144645480 145162071 150538444 152802180 153378792 160442289 161291190 164334420 168886620 178269210 183362616 188173055 191723490 193549428 213923052 215054920 216968220 225807666 229203270 230068188 237692280 241936785 255631320 267403815 287585235 290324142 301076888 305604360 320884578 322582380 328668840 337773240 338711499 356538420 376346110 383446980 387098856 427846104 433936440 435486213 451615332 458406540 460136376 483873570 534807630 564519165 575170470 580648284 641769156 645164760 677422998 713076840 725810355 752692220 766893960 802211445 870972426 903230664 916813080 967747140 1016134497 1069615260 1129038330 1150340940 1161296568 1283538312 1354845996 1451620710 1505384440 1604422890 1693557495 1741944852 1935494280 2032268994 2139230520 2177431065 2258076660 2300681880 2709691992 2903241420 3048403491 3208845780 3387114990 3483889704 4064537988 4354862130 4516153320 5080672485 5806482840 6096806982 6417691560 6774229980 8129075976 8709724260 10161344970 12193613964 13548459960 15242017455 17419448520 20322689940 24387227928 30484034910 40645379880 60968069820 121936139640
• Sum of all divisors σ(n): 505458740160
• Sum of proper divisors (its aliquot sum) s(n): 383522600520
• 121936139640 is an abundant number, because the sum of its proper divisors (383522600520) is greater than itself. Its abundance is 261586460880

Bases of 121936139640

• Binary: 1110001100011111101011101010101111000₂
• Hexadecimal: 0x1C63F5D578
• Base-36: 1K0LMNI0

Squares and roots of 121936139640

• 121936139640 squared (121936139640²) is 14868422150305579329600
• 121936139640 cubed (121936139640³) is 1812997999546130189805203185344000
• The square root of 121936139640 is 349193.5561261119
• The cube root of 121936139640 is 4958.8101393819

Scales and comparisons

• 121,936,139,640 seconds is equal to 3,877 years, 9 weeks, 6 days, 21 hours, 54 minutes.
• To count from 1 to 121,936,139,640 would take you about seven thousand, seven hundred fifty-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 121936139640 cubic inches would be around 413.2 feet tall.

Recreational maths with 121936139640

• 121936139640 backwards is 046931639121
• 121936139640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121936139640's digits is 45
• More coming soon!