1989212990070

Names of 1989212990070

• Cardinal: 1989212990070 can be written as One trillion, nine hundred eighty-nine billion, two hundred twelve million, nine hundred ninety thousand and seventy.

Scientific notation

• Scientific notation: 1.98921299007 × 10¹²

Factors of 1989212990070

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2091

Divisors of 1989212990070

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 10 15 19 30 31 38 57 62 93 95 114 127 155 186 190 254 285 310 381 465 570 589 635 762 811 930 1093 1178 1270 1622 1767 1905 2186 2413 2433 2945 3279 3534 3810 3937 4055 4826 4866 5465 5890 6558 7239 7874 8110 8835 10930 11811 12065 12165 14478 15409 16395 17670 19685 20767 23622 24130 24330 25141 30818 32790 33883 36195 39370 41534 46227 50282 59055 62301 67766 72390 74803 75423 77045 92454 101649 102997 103835 118110 124602 125705 138811 149606 150846 154090 169415 203298 205994 207670 224409 231135 251410 277622 308991 311505 338830 374015 377115 416433 448818 462270 477679 508245 514985 617982 623010 643777 694055 748030 754230 832866 886423 955358 1016490 1029970 1122045 1287554 1388110 1433037 1544955 1772846 1931331 1956943 2082165 2244090 2388395 2637409 2659269 2866074 3089910 3192907 3218885 3862662 3913886 4164330 4303141 4432115 4776790 5274818 5318538 5870829 6385814 6437770 7165185 7912227 8606282 8864230 9578721 9656655 9784715 11741658 12909423 13187045 13296345 14330370 15824454 15964535 16842037 19157442 19313310 19569430 21515705 25818846 26374090 26592690 27479113 29354145 31929070 33684074 39561135 43031410 47893605 50526111 54958226 58708290 60665233 64547115 79122270 81759679 82437339 84210185 95787210 101052222 112575721 121330466 129094230 137395565 163519358 164874678 168420370 181995699 225151442 245279037 252630555 274791130 303326165 337727163 363991398 408798395 412186695 490558074 505261110 522103147 562878605 606652330 675454326 817596790 824373390 909978495 1044206294 1125757210 1226395185 1566309441 1688635815 1819956990 2138938699 2452790370 2610515735 3132618882 3377271630 3489847351 4277877398 5221031470 6416816097 6979694702 7831547205 10469542053 10694693495 12833632194 15663094410 17449236755 20939084106 21389386990 32084080485 34898473510 52347710265 64168160970 66307099669 104695420530 132614199338 198921299007 331535498345 397842598014 663070996690 994606495035 1989212990070
• Sum of all divisors σ(n): 5239571742720
• Sum of proper divisors (its aliquot sum) s(n): 3250358752650
• 1989212990070 is an abundant number, because the sum of its proper divisors (3250358752650) is greater than itself. Its abundance is 1261145762580

Bases of 1989212990070

• Binary: 11100111100100110010101010110101001110110₂
• Hexadecimal: 0x1CF26556A76
• Base-36: PDTY1YEU

Squares and roots of 1989212990070

• 1989212990070 squared (1989212990070²) is 3956968319863229918604900
• 1989212990070 cubed (1989212990070³) is 7871252783167399759835935851953343000
• The square root of 1989212990070 is 1410394.6221075857
• The cube root of 1989212990070 is 12576.5183517227

Scales and comparisons

• 1,989,212,990,070 seconds is equal to 63,250 years, 42 weeks, 4 days, 11 hours, 54 minutes, 30 seconds.
• To count from 1 to 1,989,212,990,070 would take you about one hundred fifty-eight thousand, one hundred twenty-seven 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 1989212990070 cubic inches would be around 1048 feet tall.

Recreational maths with 1989212990070

• 1989212990070 backwards is 0700992129891
• 1989212990070 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1989212990070's digits is 57
• More coming soon!