990937785278070

Names of 990937785278070

• Cardinal: 990937785278070 can be written as Nine hundred ninety trillion, nine hundred thirty-seven billion, seven hundred eighty-five million, two hundred seventy-eight thousand and seventy.

Scientific notation

• Scientific notation: 9.9093778527807 × 10¹⁴

Factors of 990937785278070

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 205689

Divisors of 990937785278070

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 31 35 42 45 61 62 63 70 90 93 105 122 126 155 183 186 210 217 279 305 310 315 366 427 434 465 549 558 610 630 651 854 915 930 1085 1098 1281 1302 1395 1830 1891 1953 2135 2170 2562 2745 2790 3255 3782 3843 3906 4129 4270 5490 5673 6405 6510 7686 8258 9455 9765 11346 12387 12810 13237 17019 18910 19215 19530 20645 24774 26474 28365 28903 34038 37161 38430 39711 41290 56730 57806 61935 66185 74322 79422 85095 86709 119133 123870 127999 132370 144515 170190 173418 185805 198555 201451 238266 251869 255998 260127 289030 371610 383997 397110 402902 433545 503738 520254 595665 604353 639995 755607 767994 867090 895993 1007255 1151991 1191330 1208706 1259345 1279990 1300635 1410157 1511214 1763083 1791986 1813059 1919985 2014510 2266821 2303982 2518690 2601270 2687979 2820314 3021765 3526166 3626118 3778035 3839970 4230471 4479965 4533642 5289249 5375958 5759955 6043530 6244981 7050785 7556070 7807939 8063937 8460942 8815415 8959930 9065295 10578498 11334105 11519910 12288511 12489962 12691413 13439895 14101570 15615878 15867747 16127874 17630830 18130590 18734943 21152355 22668210 23423817 24577022 25382826 26446245 26879790 31224905 31735494 36865533 37469886 39039695 40319685 42304710 43714867 46847634 52892490 54655573 56204829 61442555 62449810 63457065 70271451 73731066 78079390 79338735 80639370 86019577 87429734 93674715 109311146 110596599 112409658 117119085 122885110 126914130 131144601 140542902 158677470 163966719 172039154 184327665 187349430 218574335 221193198 234238170 258058731 262289202 273277865 281024145 327933438 351357255 368655330 380943841 393433803 430097885 437148670 491900157 516117462 546555730 552982995 562048290 655723005 702714510 761887682 774176193 786867606 819833595 831791179 860195770 983800314 1105965990 1142831523 1290293655 1311446010 1548352386 1639667190 1663582358 1904719205 1967169015 2285663046 2459500785 2495373537 2580587310 2666606887 3428494569 3809438410 3870880965 3934338030 4158955895 4919001570 4990747074 5333213774 5714157615 5822538253 6856989138 7486120611 7741761930 7999820661 8317911790 11428315230 11645076506 12476867685 13333034435 14972241222 15999641322 17142472845 17467614759 23999461983 24953735370 25785526549 26666068870 29112691265 34284945690 34935229518 37430603055 39999103305 47998923966 50739261919 51571053098 52402844277 58225382530 74861206110 77356579647 79998206610 87338073795 101478523838 104805688554 119997309915 128927632745 152217785757 154713159294 174676147590 180498685843 232069738941 239994619830 253696309595 257855265490 262014221385 304435571514 355174833433 360997371686 386782898235 456653357271 464139477882 507392619190 524028442770 541496057529 710349666866 761088928785 773565796470 902493429215 913306714542 1065524500299 1082992115058 1160348694705 1522177857570 1572917119489 1624488172587 1775874167165 1804986858430 2131049000598 2283266786355 2320697389410 2707480287645 3145834238978 3196573500897 3248976345174 3551748334330 4566533572710 4718751358467 5327622501495 5414960575290 6393147001794 7864585597445 8122440862935 9437502716934 10655245002990 11010419836423 14156254075401 15729171194890 15982867504485 16244881725870 22020839672846 23593756792335 28312508150802 31965735008970 33031259509269 47187513584670 55052099182115 66062519018538 70781270377005 99093778527807 110104198364230 141562540754010 165156297546345 198187557055614 330312595092690 495468892639035 990937785278070
• Sum of all divisors σ(n): 3090075902484480
• Sum of proper divisors (its aliquot sum) s(n): 2099138117206410
• 990937785278070 is an abundant number, because the sum of its proper divisors (2099138117206410) is greater than itself. Its abundance is 1108200331928340

Bases of 990937785278070

• Binary: 11100001010100000010101110101011111001111001110110₂
• Hexadecimal: 0x38540AEAF9E76
• Base-36: 9R9AJ83KHI

Squares and roots of 990937785278070

• 990937785278070 squared (990937785278070²) is 981957694291806364827222924900
• 990937785278070 cubed (990937785278070³) is 973058982818282718862512788769133225226943000
• The square root of 990937785278070 is 31479164.3039974935
• The cube root of 990937785278070 is 99697.0090680751

Scales and comparisons

• 990,937,785,278,070 seconds is equal to 31,508,756 years, 20 weeks, 5 days, 14 hours, 34 minutes, 30 seconds.
• To count from 1 to 990,937,785,278,070 would take you about seventy-eight million, seven hundred seventy-one thousand, eight hundred 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 990937785278070 cubic inches would be around 8308.1 feet tall.

Recreational maths with 990937785278070

• 990937785278070 backwards is 070872587739099
• The number of decimal digits it has is: 15
• The sum of 990937785278070's digits is 81
• More coming soon!