121890368640
121,890,368,640 is an even composite number composed of six prime numbers multiplied together.
121890368640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred twelve divisors.
Prime factorization of 121890368640:
27 × 3 × 5 × 19 × 293 × 137
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 19 × 29 × 29 × 29 × 137)See below for interesting mathematical facts about the number 121890368640 from the Numbermatics database.
Names of 121890368640
- Cardinal: 121890368640 can be written as One hundred twenty-one billion, eight hundred ninety million, three hundred sixty-eight thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.2189036864 × 1011
Factors of 121890368640
Divisors of 121890368640
- Number of divisors d(n): 512
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 19 20 24 29 30 32 38 40 48 57 58 60 64 76 80 87 95 96 114 116 120 128 137 145 152 160 174 190 192 228 232 240 274 285 290 304 320 348 380 384 411 435 456 464 480 548 551 570 580 608 640 685 696 760 822 841 870 912 928 960 1096 1102 1140 1160 1216 1370 1392 1520 1644 1653 1682 1740 1824 1856 1920 2055 2192 2204 2280 2320 2432 2523 2603 2740 2755 2784 3040 3288 3306 3364 3480 3648 3712 3973 4110 4205 4384 4408 4560 4640 5046 5206 5480 5510 5568 6080 6576 6612 6728 6960 7296 7809 7946 8220 8265 8410 8768 8816 9120 9280 10092 10412 10960 11020 11136 11919 12160 12615 13015 13152 13224 13456 13920 15618 15892 15979 16440 16530 16820 17536 17632 18240 18560 19865 20184 20824 21920 22040 23838 24389 25230 26030 26304 26448 26912 27840 31236 31784 31958 32880 33060 33640 35264 36480 39045 39730 40368 41648 43840 44080 47676 47937 48778 50460 52060 52608 52896 53824 55680 59595 62472 63568 63916 65760 66120 67280 70528 73167 75487 78090 79460 79895 80736 83296 87680 88160 95352 95874 97556 100920 104120 105792 107648 115217 119190 121945 124944 127136 127832 131520 132240 134560 146334 150974 156180 158920 159790 161472 166592 176320 190704 191748 195112 201840 208240 211584 226461 230434 238380 239685 243890 249888 254272 255664 263040 264480 269120 292668 301948 312360 317840 319580 322944 333184 345651 352640 365835 377435 381408 383496 390224 403680 416480 452922 460868 463391 476760 479370 487780 499776 508544 511328 528960 538240 576085 585336 603896 624720 635680 639160 691302 731670 754870 762816 766992 780448 807360 832960 905844 921736 926782 953520 958740 975560 999552 1022656 1057920 1132305 1152170 1170672 1207792 1249440 1271360 1278320 1382604 1390173 1463340 1509740 1525632 1533984 1560896 1614720 1665920 1728255 1811688 1843472 1853564 1907040 1917480 1951120 2045312 2189123 2264610 2304340 2316955 2341344 2415584 2498880 2542720 2556640 2765208 2780346 2926680 3019480 3067968 3121792 3341293 3456510 3623376 3686944 3707128 3814080 3834960 3902240 4378246 4529220 4608680 4633910 4682688 4831168 4997760 5113280 5530416 5560692 5853360 6038960 6135936 6567369 6682586 6913020 6950865 7246752 7373888 7414256 7628160 7669920 7804480 8756492 9058440 9217360 9267820 9365376 9662336 10023879 10226560 10945615 11060832 11121384 11706720 12077920 13134738 13365172 13826040 13901730 14493504 14747776 14828512 15339840 15608960 16706465 17512984 18116880 18434720 18535640 20047758 21891230 22121664 22242768 23413440 24155840 26269476 26730344 27652080 27803460 28987008 29657024 30679680 32836845 33412930 35025968 36233760 36869440 37071280 40095516 43782460 44243328 44485536 46826880 48311680 50119395 52538952 53460688 55304160 55606920 59314048 63484567 65673690 66825860 70051936 72467520 73738880 74142560 80191032 87564920 88971072 100238790 105077904 106921376 110608320 111213840 126969134 131347380 133651720 140103872 144935040 148285120 160382064 175129840 177942144 190453701 200477580 210155808 213842752 221216640 222427680 253938268 262694760 267303440 280207744 296570240 317422835 320764128 350259680 380907402 400955160 420311616 427685504 444855360 507876536 525389520 534606880 634845670 641528256 700519360 761814804 801910320 840623232 889710720 952268505 1015753072 1050779040 1069213760 1269691340 1283056512 1401038720 1523629608 1603820640 1904537010 2031506144 2101558080 2138427520 2539382680 3047259216 3207641280 3809074020 4063012288 4203116160 5078765360 6094518432 6415282560 7618148040 8126024576 10157530720 12189036864 15236296080 20315061440 24378073728 30472592160 40630122880 60945184320 121890368640
- Sum of all divisors σ(n): 426671712000
- Sum of proper divisors (its aliquot sum) s(n): 304781343360
- 121890368640 is an abundant number, because the sum of its proper divisors (304781343360) is greater than itself. Its abundance is 182890974720
Bases of 121890368640
- Binary: 11100011000010011101101101100100000002
- Hexadecimal: 0x1C613B6C80
- Base-36: 1JZUDMDC
Squares and roots of 121890368640
- 121890368640 squared (1218903686402) is 14857261967195095449600
- 121890368640 cubed (1218903686403) is 1810957138162461771151730540544000
-
The
square root of 121890368640 is 349128.0118237439 -
The
cube root of 121890368640 is 4958.1896011653
Scales and comparisons
How big is 121890368640?- 121,890,368,640 seconds is equal to 3,875 years, 38 weeks, 2 days, 3 hours, 44 minutes.
-
To count from 1 to 121,890,368,640 would take you about seven thousand, seven hundred fifty-one 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 121890368640 cubic inches would be around 413.2 feet tall.
Recreational maths with 121890368640
- 121890368640 backwards is 046863098121
- 121890368640 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 121890368640's digits is 48
- More coming soon!
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