20217641728440

Names of 20217641728440

• Cardinal: 20217641728440 can be written as Twenty trillion, two hundred seventeen billion, six hundred forty-one million, seven hundred twenty-eight thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.021764172844 × 10¹³

Factors of 20217641728440

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4275

Divisors of 20217641728440

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 19 20 24 26 30 31 38 39 40 52 57 60 62 65 73 76 78 93 95 104 114 120 124 130 146 152 155 156 186 190 195 219 228 247 248 260 285 292 310 312 365 372 380 390 403 438 456 465 494 520 570 584 589 620 730 741 744 760 780 806 876 930 949 988 1095 1140 1178 1209 1235 1240 1387 1460 1482 1560 1612 1752 1767 1860 1898 1976 2015 2190 2263 2280 2356 2418 2470 2774 2847 2920 2945 2964 3224 3534 3705 3720 3796 4030 4129 4161 4380 4526 4712 4745 4836 4940 5329 5548 5694 5890 5928 6045 6789 6935 7068 7410 7592 7657 8060 8258 8322 8760 8835 9052 9490 9672 9880 10658 11096 11315 11388 11780 12090 12387 13578 13870 14136 14235 14820 15314 15987 16120 16516 16644 17670 18031 18104 18980 20645 20805 21316 22630 22776 22971 23560 24180 24774 26645 27156 27740 28470 29419 29640 30628 31974 33032 33288 33945 35340 36062 37960 38285 41290 41610 42632 42997 45260 45942 48360 49548 53290 53677 54093 54312 55480 56940 58838 61256 61935 63948 67890 69277 70680 72124 76570 78451 79935 82580 83220 85994 88257 90155 90520 91884 99096 101251 106580 107354 108186 113880 114855 117676 123870 127896 127999 128991 135780 138554 144248 147095 153140 156902 159870 161031 165160 165199 166440 171988 176514 180310 183768 202502 207831 213160 214708 214985 216372 229710 235352 235353 247740 255998 257982 268385 270465 271560 277108 294190 301417 303753 306280 313804 319740 322062 330398 343976 346385 353028 360620 383997 392255 405004 415662 429416 429970 432744 441285 459420 470706 495480 495597 506255 511996 515964 536770 540930 554216 558961 588380 602834 607506 627608 639480 639995 644124 644955 660796 692770 706056 721240 767994 784510 805155 810008 825995 831324 859940 882570 904251 918840 941412 991194 1012510 1019863 1023992 1031928 1039155 1073540 1081860 1117922 1176760 1176765 1205668 1215012 1279990 1288248 1289910 1316263 1321592 1385540 1507085 1518765 1535988 1569020 1610310 1651990 1662648 1663987 1676883 1719880 1765140 1808502 1882824 1919985 1982388 2025020 2039726 2078310 2147080 2147587 2163720 2235844 2353530 2411336 2430024 2431981 2477985 2559980 2579820 2632526 2771080 2794805 3014170 3037530 3059589 3071976 3138040 3138781 3220620 3303980 3327974 3353766 3530280 3617004 3839970 3918421 3948789 3964776 4050040 4079452 4156620 4295174 4471688 4521255 4707060 4863962 4955970 4991961 5099315 5119960 5159640 5265052 5589610 5726923 6028340 6075060 6119178 6277562 6441240 6442761 6581315 6607960 6655948 6707532 7234008 7295943 7679940 7836842 7897578 8158904 8313240 8319935 8384415 8590348 9042510 9343927 9414120 9416343 9727924 9911940 9983922 10198630 10530104 10737935 11179220 11453846 11755263 12056680 12150120 12159905 12238356 12555124 12885522 13162630 13311896 13415064 14591886 15297945 15359880 15673684 15693905 15795156 16639870 16768830 17180696 17180769 18085020 18687854 18832686 19455848 19592105 19743945 19823880 19967844 20397260 21475870 22003441 22358440 22907692 23510526 24319810 24476712 24959805 25110248 25771044 26325260 28031781 28634615 29183772 30595890 31347368 31387810 31590312 31615753 32213805 33279740 33537660 34361538 36170040 36479715 37375708 37665372 39184210 39487890 39935688 40794520 40804153 42951740 44006882 45815384 46719635 47021052 47081715 48639620 49919610 51542088 52650520 56063562 57269230 58367544 58776315 61191780 62775620 63231506 64427610 66010323 66559480 67075320 68723076 72959430 74449999 74751416 75330744 78368420 78975780 81608306 85903480 85903845 88013764 93439270 94042104 94163430 94847259 97279240 99839220 110017205 112127124 114538460 117552630 121471051 122383560 122412459 125551240 126463012 128855220 132020646 137446152 140158905 145918860 148899998 156736840 157951560 158078765 163216612 171807690 176027528 177534613 186878540 188326860 189694518 199678440 204020765 220034410 223349997 224254248 229076920 235105260 242942102 244824918 252926024 257710440 264041292 280317810 286044733 291837720 297799996 316157530 326433224 330051615 343615380 355069226 364413153 372249995 373757080 376653720 379389036 408041530 418065379 440068820 446699994 470210520 474236295 485884204 489649836 528082584 532603839 560635620 572089466 595599992 607355255 612062295 632315060 660103230 682106671 687230760 710138452 728826306 744499990 758778072 816083060 836130758 858134199 880137640 887673065 893399988 948472590 971768408 979299672 1065207678 1116749985 1121271240 1144178932 1214710510 1224124590 1254196137 1264630120 1320206460 1364213342 1420276904 1430223665 1457652612 1488999980 1632166120 1672261516 1716268398 1775346130 1786799976 1822065765 1896945180 2046320013 2090326895 2130415356 2233499970 2288357864 2307949969 2429421020 2448249180 2508392274 2640412920 2663019195 2728426684 2860447330 2915305224 2977999960 3344523032 3410533355 3432536796 3550692260 3644131530 3793890360 4092640026 4180653790 4260830712 4290670995 4466999940 4615899938 4858842040 4896498360 5016784548 5326038390 5434849927 5456853368 5720894660 6270980685 6821066710 6865073592 6923849907 7101384520 7288263060 8185280052 8361307580 8581341990 8867386723 8933999880 9231799876 10033569096 10231600065 10652076780 10869699854 11441789320 11539749845 12541961370 12960026749 13642133420 13847699814 14576526120 16304549781 16370560104 16722615160 17162683980 17734773446 18463599752 20463200130 21304153560 21739399708 23079499690 25083922740 25920053498 26602160169 27174249635 27284266840 27695399628 32609099562 34325367960 34619249535 35469546892 38880080247 40926400260 43478799416 44336933615 46158999380 50167845480 51840106996 53204320338 54348499270 55390799256 64800133745 65218199124 69238499070 70939093784 77760160494 81522748905 81852800520 88673867230 92317998760 103680213992 106408640676 108696998540 129600267490 130436398248 133010800845 138476998140 155520320988 163045497810 168480347737 177347734460 194400401235 212817281352 217393997080 259200534980 266021601690 276953996280 311040641976 326090995620 336960695474 354695468920 388800802470 505441043211 518401069960 532043203380 652181991240 673921390948 777601604940 842401738685 1010882086422 1064086406760 1347842781896 1555203209880 1684803477370 2021764172844 2527205216055 3369606954740 4043528345688 5054410432110 6739213909480 10108820864220 20217641728440
• Sum of all divisors σ(n): 71977296384000
• Sum of proper divisors (its aliquot sum) s(n): 51759654655560
• 20217641728440 is an abundant number, because the sum of its proper divisors (51759654655560) is greater than itself. Its abundance is 31542012927120

Bases of 20217641728440

• Binary: 100100110001101001001010110100111100110111000₂
• Hexadecimal: 0x1263495A79B8
• Base-36: 75ZUTVPVC

Squares and roots of 20217641728440

• 20217641728440 squared (20217641728440²) is 408753037059558350704833600
• 20217641728440 cubed (20217641728440³) is 8264022458681908668767107676966587584000
• The square root of 20217641728440 is 4496403.1990514373
• The cube root of 20217641728440 is 27242.2829101491

Scales and comparisons

• 20,217,641,728,440 seconds is equal to 642,858 years, 24 weeks, 2 days, 23 hours, 14 minutes.
• To count from 1 to 20,217,641,728,440 would take you about one million, six hundred seven thousand, one hundred forty-six 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 20217641728440 cubic inches would be around 2270.2 feet tall.

Recreational maths with 20217641728440

• 20217641728440 backwards is 04482714671202
• The number of decimal digits it has is: 14
• The sum of 20217641728440's digits is 48
• More coming soon!