1221399255120
1,221,399,255,120 is an even composite number composed of six prime numbers multiplied together.
1221399255120 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred twenty divisors.
Prime factorization of 1221399255120:
24 × 3 × 5 × 112 × 232 × 433
(2 × 2 × 2 × 2 × 3 × 5 × 11 × 11 × 23 × 23 × 43 × 43 × 43)See below for interesting mathematical facts about the number 1221399255120 from the Numbermatics database.
Names of 1221399255120
- Cardinal: 1221399255120 can be written as One trillion, two hundred twenty-one billion, three hundred ninety-nine million, two hundred fifty-five thousand, one hundred twenty.
Scientific notation
- Scientific notation: 1.22139925512 × 1012
Factors of 1221399255120
Divisors of 1221399255120
- Number of divisors d(n): 720
-
Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 16 20 22 23 24 30 33 40 43 44 46 48 55 60 66 69 80 86 88 92 110 115 120 121 129 132 138 165 172 176 184 215 220 230 240 242 253 258 264 276 330 344 345 363 368 430 440 460 473 484 506 516 528 529 552 605 645 660 688 690 726 759 860 880 920 946 968 989 1012 1032 1058 1104 1210 1265 1290 1320 1380 1419 1452 1518 1587 1720 1815 1840 1849 1892 1936 1978 2024 2064 2116 2365 2420 2530 2580 2640 2645 2760 2783 2838 2904 2967 3036 3174 3440 3630 3698 3784 3795 3956 4048 4232 4730 4840 4945 5060 5160 5203 5290 5520 5547 5566 5676 5808 5819 5934 6072 6348 7095 7260 7396 7568 7590 7912 7935 8349 8464 9245 9460 9680 9890 10120 10320 10406 10580 10879 11094 11132 11352 11638 11868 12144 12696 13915 14190 14520 14792 14835 15180 15609 15824 15870 16698 17457 18490 18920 19780 20240 20339 20812 21160 21758 22188 22264 22704 22747 23276 23736 25392 26015 27735 27830 28380 29040 29095 29584 29670 30360 31218 31740 32637 33396 34914 36980 37840 39560 40678 41624 41745 42320 42527 43516 44376 44528 45494 46552 47472 52030 54395 55470 55660 56760 58190 59340 60720 61017 62436 63480 64009 65274 66792 68241 69828 73960 78045 79120 79507 81356 83248 83490 85054 87032 87285 88752 90988 93104 101695 104060 108790 110940 111320 113520 113735 116380 118680 119669 122034 124872 126960 127581 128018 130548 133584 136482 139656 147920 156090 159014 162712 163185 166980 170108 174064 174570 181976 192027 203390 208120 212635 217580 221880 222640 223729 227470 232760 237360 238521 239338 244068 249744 250217 255162 256036 261096 272964 279312 305085 312180 318028 320045 325424 326370 333960 340216 341205 349140 359007 363952 384054 397535 406780 416240 425270 435160 443760 447458 454940 465520 467797 477042 478676 488136 500434 510324 512072 522192 545928 598345 610170 624360 636056 637905 640090 652740 667920 671187 680432 682410 698280 718014 750651 768108 795070 813560 850540 870320 874577 894916 909880 935594 954084 957352 960135 976272 978121 1000868 1020648 1024144 1091856 1118645 1192605 1196690 1220340 1248720 1251085 1272112 1275810 1280180 1305480 1342374 1364820 1396560 1403391 1436028 1501302 1536216 1590140 1627120 1701080 1749154 1789832 1795035 1819760 1828661 1871188 1908168 1914704 1920270 1956242 2001736 2041296 2237290 2338985 2385210 2393380 2440680 2502170 2551620 2560360 2610960 2623731 2684748 2729640 2752387 2806782 2872056 2934363 3002604 3072432 3180280 3355935 3402160 3498308 3579664 3590070 3657322 3742376 3753255 3816336 3840540 3912484 4003472 4372885 4474580 4677970 4770420 4786760 4881360 4890605 5004340 5103240 5120720 5145767 5247462 5369496 5459280 5485983 5504774 5613564 5744112 5868726 6005208 6360560 6711870 6996616 7016955 7180140 7314644 7484752 7506510 7681080 7824968 8257161 8745770 8949160 9143305 9355940 9540840 9573520 9620347 9781210 10008680 10206480 10291534 10494924 10738992 10759331 10971966 11009548 11227128 11737452 12010416 13118655 13423740 13761935 13993232 14033910 14360280 14629288 14671815 15013020 15362160 15437301 15649936 16514322 17491540 17898320 18286610 18711880 19081680 19240694 19562420 20017360 20115271 20583068 20989848 21518662 21943932 22019096 22454256 23474904 25728835 26237310 26847480 27429915 27523870 28067820 28720560 28861041 29258576 29343630 30026040 30874602 32277993 33028644 34983080 36573220 37423760 38481388 39124840 40230542 41166136 41285805 41979696 42059203 43037324 43887864 44038192 46949808 48101735 51457670 52474620 53694960 53796655 54859830 55047740 56135640 57722082 58687260 60052080 60345813 61749204 64555986 66057288 69966160 73146440 76962776 77186505 78249680 80461084 82332272 82571610 84118406 86074648 87775728 96203470 100576355 102915340 104949240 107593310 109719660 110095480 112271280 115444164 117374520 118352641 120691626 123498408 126177609 129111972 132114576 144305205 146292880 153925552 154373010 160922168 161389965 165143220 168236812 172149296 192406940 201152710 205830680 209898480 210296015 215186620 219439320 220190960 221267981 230888328 234749040 236705282 241383252 246996816 252355218 258223944 288610410 301729065 308746020 321844336 322779930 330286440 336473624 355057923 384813880 402305420 411661360 420592030 430373240 438878640 442535962 461776656 462651233 473410564 482766504 504710436 516447888 577220820 591763205 603458130 617492040 630888045 645559860 660572880 663803943 672947248 710115846 769627760 804610840 841184060 860746480 885071924 925302466 946821128 965533008 1009420872 1106339905 1154441640 1183526410 1206916260 1234984080 1261776090 1291119720 1327607886 1387953699 1420231692 1609221680 1682368120 1770143848 1775289615 1850604932 1893642256 2018841744 2212679810 2308883280 2313256165 2367052820 2413832520 2523552180 2582239440 2655215772 2775907398 2840463384 3319019715 3364736240 3540287696 3550579230 3701209864 4425359620 4626512330 4734105640 4827665040 5047104360 5089163563 5310431544 5551814796 5680926768 6638039430 6939768495 7101158460 7402419728 8850719240 9253024660 9468211280 10094208720 10178327126 10620863088 11103629592 13276078860 13879536990 14202316920 15267490689 17701438480 18506049320 20356654252 22207259184 25445817815 26552157720 27759073980 28404633840 30534981378 37012098640 40713308504 50891635630 53104315440 55518147960 61069962756 76337453445 81426617008 101783271260 111036295920 122139925512 152674906890 203566542520 244279851024 305349813780 407133085040 610699627560 1221399255120
- Sum of all divisors σ(n): 4454245118400
- Sum of proper divisors (its aliquot sum) s(n): 3232845863280
- 1221399255120 is an abundant number, because the sum of its proper divisors (3232845863280) is greater than itself. Its abundance is 2011446608160
Bases of 1221399255120
- Binary: 100011100011000010001000110011000010100002
- Hexadecimal: 0x11C61119850
- Base-36: FL3PKWUO
Squares and roots of 1221399255120
- 1221399255120 squared (12213992551202) is 1491816140407690846214400
- 1221399255120 cubed (12213992551203) is 1822103122669946932685510631817728000
-
The
square root of 1221399255120 is 1105169.3332335999 -
The
cube root of 1221399255120 is 10689.3808382383
Scales and comparisons
How big is 1221399255120?- 1,221,399,255,120 seconds is equal to 38,836 years, 37 weeks, 2 days, 10 hours, 52 minutes.
-
To count from 1 to 1,221,399,255,120 would take you about ninety-seven thousand and ninety-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 1221399255120 cubic inches would be around 890.8 feet tall.
Recreational maths with 1221399255120
- 1221399255120 backwards is 0215529931221
- The number of decimal digits it has is: 13
- The sum of 1221399255120's digits is 42
- More coming soon!
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