1821314085990

Names of 1821314085990

• Cardinal: 1821314085990 can be written as One trillion, eight hundred twenty-one billion, three hundred fourteen million, eighty-five thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.82131408599 × 10¹²

Factors of 1821314085990

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2359

Divisors of 1821314085990

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 30 31 35 42 62 70 93 105 155 186 210 217 281 310 434 465 562 651 829 843 930 1085 1201 1302 1405 1658 1686 1967 2170 2402 2487 2810 3255 3603 3934 4145 4215 4974 5803 5901 6005 6510 7206 8290 8407 8430 8711 9835 11606 11802 12010 12435 16814 17409 17422 18015 19670 24870 25221 25699 26133 29015 29505 34818 36030 37231 42035 43555 50442 51398 52266 58030 59010 60977 74462 77097 84070 87045 87110 111693 121954 126105 128495 130665 154194 174090 179893 182931 186155 223386 232949 252210 256990 260617 261330 304885 337481 359786 365862 372310 385485 465898 521234 539679 558465 609770 674962 698847 770970 781851 899465 914655 995629 1012443 1079358 1116930 1164745 1303085 1397694 1563702 1630643 1687405 1798930 1829310 1991258 2024886 2329490 2362367 2606170 2698395 2986887 3261286 3374810 3494235 3909255 4724734 4891929 4978145 5062215 5396790 5973774 6969403 6988470 7087101 7221419 7818510 8153215 9783858 9956290 10124430 10461911 11811835 13938806 14174202 14442838 14934435 16306430 20908209 20923822 21664257 23623670 24459645 29868870 30864499 31385733 34847015 35435505 36107095 41816418 43328514 48919290 50549933 52309555 61728998 62771466 69694030 70871010 72214190 73233377 92593497 101099866 104541045 104619110 108321285 146466754 151649799 154322495 156928665 185186994 209082090 216051493 216642570 219700131 252749665 279771749 303299598 308644990 313857330 366166885 432102986 439400262 462967485 505499330 559543498 648154479 732333770 758248995 839315247 925934970 1080257465 1098500655 1296308958 1398858745 1516497990 1678630494 1958402243 2160514930 2197001310 2797717490 3240772395 3916804486 4196576235 5875206729 6481544790 8393152470 8672924219 9792011215 11750413458 17345848438 19584022430 26018772657 29376033645 43364621095 52037545314 58752067290 60710469533 86729242190 121420939066 130093863285 182131408599 260187726570 303552347665 364262817198 607104695330 910657042995 1821314085990
• Sum of all divisors σ(n): 5185661091840
• Sum of proper divisors (its aliquot sum) s(n): 3364347005850
• 1821314085990 is an abundant number, because the sum of its proper divisors (3364347005850) is greater than itself. Its abundance is 1543032919860

Bases of 1821314085990

• Binary: 11010100000001110110001110111010001100110₂
• Hexadecimal: 0x1A80EC77466
• Base-36: N8P7DQW6

Squares and roots of 1821314085990

• 1821314085990 squared (1821314085990²) is 3317184999825589114280100
• 1821314085990 cubed (1821314085990³) is 6041635766017081147088353988345799000
• The square root of 1821314085990 is 1349560.7011135141
• The cube root of 1821314085990 is 12212.2292628613

Scales and comparisons

• 1,821,314,085,990 seconds is equal to 57,912 years, 8 weeks, 3 hours, 26 minutes, 30 seconds.
• To count from 1 to 1,821,314,085,990 would take you about one hundred forty-four thousand, seven hundred eighty 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 1821314085990 cubic inches would be around 1017.7 feet tall.

Recreational maths with 1821314085990

• 1821314085990 backwards is 0995804131281
• The number of decimal digits it has is: 13
• The sum of 1821314085990's digits is 51
• More coming soon!