21220983720
21,220,983,720 is an even composite number composed of seven prime numbers multiplied together.
21220983720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of five hundred twelve divisors.
Prime factorization of 21220983720:
23 × 33 × 5 × 17 × 19 × 127 × 479
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 17 × 19 × 127 × 479)See below for interesting mathematical facts about the number 21220983720 from the Numbermatics database.
Names of 21220983720
- Cardinal: 21220983720 can be written as Twenty-one billion, two hundred twenty million, nine hundred eighty-three thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.122098372 × 1010
Factors of 21220983720
Divisors of 21220983720
- Number of divisors d(n): 512
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 17 18 19 20 24 27 30 34 36 38 40 45 51 54 57 60 68 72 76 85 90 95 102 108 114 120 127 135 136 152 153 170 171 180 190 204 216 228 254 255 270 285 306 323 340 342 360 380 381 408 456 459 479 508 510 513 540 570 612 635 646 680 684 760 762 765 855 918 958 969 1016 1020 1026 1080 1140 1143 1224 1270 1292 1368 1437 1524 1530 1615 1710 1836 1905 1916 1938 2040 2052 2159 2280 2286 2295 2395 2413 2540 2565 2584 2874 2907 3048 3060 3230 3420 3429 3672 3810 3832 3876 4104 4311 4318 4572 4590 4790 4826 4845 5080 5130 5715 5748 5814 6120 6460 6477 6840 6858 7185 7239 7620 7752 8143 8622 8636 8721 9101 9144 9180 9580 9652 9690 10260 10795 11430 11496 11628 12065 12920 12933 12954 13716 14370 14478 14535 15240 16286 17145 17244 17272 17442 18202 18360 19160 19304 19380 19431 20520 21555 21590 21717 22860 23256 24130 24429 25866 25908 27303 27432 28740 28956 29070 32385 32572 34290 34488 34884 36195 36404 38760 38862 40715 41021 43110 43180 43434 43605 45505 45720 48260 48858 51732 51816 54606 57480 57912 58140 58293 60833 64665 64770 65144 65151 68580 69768 72390 72808 73287 77724 81430 81909 82042 86220 86360 86868 87210 91010 96520 97155 97716 103464 108585 109212 116280 116586 121666 122145 123063 129330 129540 130302 136515 137160 144780 146574 154717 155448 162860 163818 164084 172440 173736 174420 182020 182499 194310 195432 205105 217170 218424 219861 233172 243332 244290 245727 246126 258660 259080 260604 273030 289560 291465 293148 304165 309434 325720 325755 327636 328168 348840 364040 364998 366435 369189 388620 409545 410210 434340 439722 464151 466344 486664 488580 491454 492252 517320 521208 546060 547497 582930 586296 608330 615315 618868 651510 655272 729996 732870 738378 773585 777240 819090 820420 868680 879444 912495 928302 977160 982908 984504 1034161 1092120 1094994 1099305 1107567 1155827 1165860 1216660 1228635 1230630 1237736 1303020 1392453 1459992 1465740 1476756 1547170 1638180 1640840 1642491 1758888 1824990 1845945 1856604 1965816 2068322 2189988 2198610 2215134 2311654 2320755 2331720 2433320 2457270 2461260 2606040 2737485 2784906 2931480 2953512 3094340 3102483 3276360 3284982 3467481 3649980 3691890 3713208 4136644 4177359 4379976 4397220 4430268 4623308 4641510 4914540 4922520 5170805 5474970 5537835 5569812 5779135 6188680 6204966 6569964 6934962 6962265 7299960 7383780 8212455 8273288 8354718 8794440 8860536 9246616 9283020 9307449 9829080 10341610 10402443 10949940 11075670 11139624 11558270 12409932 13139928 13869924 13924530 14767560 15512415 16424910 16709436 17337405 18566040 18614898 19649059 20683220 20804886 20886795 21899880 22151340 23116540 24819864 27739848 27849060 27922347 31024830 31207329 32849820 33418872 34674810 37229796 39298118 41366440 41609772 41773590 44302680 46233080 46537245 52012215 55698120 55844694 58947177 62049660 62414658 65699640 69349620 74459592 78596236 83219544 83547180 93074490 98245295 104024430 111689388 117894354 124099320 124829316 138699240 139611735 156036645 157192472 167094360 176841531 186148980 196490590 208048860 223378776 235788708 249658632 279223470 294735885 312073290 353683062 372297960 392981180 416097720 471577416 530524593 558446940 589471770 624146580 707366124 785962360 884207655 1061049186 1116893880 1178943540 1248293160 1414732248 1768415310 2122098372 2357887080 2652622965 3536830620 4244196744 5305245930 7073661240 10610491860 21220983720
- Sum of all divisors σ(n): 79626240000
- Sum of proper divisors (its aliquot sum) s(n): 58405256280
- 21220983720 is an abundant number, because the sum of its proper divisors (58405256280) is greater than itself. Its abundance is 37184272560
Bases of 21220983720
- Binary: 100111100001101111010000011101010002
- Hexadecimal: 0x4F0DE83A8
- Base-36: 9QYFBU0
Squares and roots of 21220983720
- 21220983720 squared (212209837202) is 450330150044505038400
- 21220983720 cubed (212209837203) is 9556448782719598695344374848000
-
The
square root of 21220983720 is 145674.2383539385 -
The
cube root of 21220983720 is 2768.5678460811
Scales and comparisons
How big is 21220983720?- 21,220,983,720 seconds is equal to 674 years, 39 weeks, 4 days, 5 hours, 42 minutes.
-
To count from 1 to 21,220,983,720 would take you about one thousand, three hundred forty-nine 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 21220983720 cubic inches would be around 230.7 feet tall.
Recreational maths with 21220983720
- 21220983720 backwards is 02738902212
- 21220983720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21220983720's digits is 36
- More coming soon!
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