2001621881900

Names of 2001621881900

• Cardinal: 2001621881900 can be written as Two trillion, one billion, six hundred twenty-one million, eight hundred eighty-one thousand, nine hundred.

Scientific notation

• Scientific notation: 2.0016218819 × 10¹²

Factors of 2001621881900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 241

Divisors of 2001621881900

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 10 19 20 25 37 38 41 50 74 76 82 95 100 137 148 164 185 190 205 274 370 380 410 475 548 685 703 740 779 820 925 950 1025 1369 1370 1406 1517 1558 1850 1900 2050 2603 2738 2740 2812 3034 3116 3425 3515 3700 3895 4100 5069 5206 5476 5617 6068 6845 6850 7030 7585 7790 10138 10412 11234 13015 13690 13700 14060 15170 15580 17575 18769 19475 20276 22468 25345 26011 26030 27380 28085 28823 30340 34225 35150 37538 37925 38950 50690 52022 52060 56129 56170 57646 65075 68450 70300 75076 75850 77900 93845 96311 101380 104044 106723 112258 112340 115292 126725 130055 130150 136900 140425 144115 151700 187553 187690 192622 207829 213446 224516 253450 260110 260300 280645 280850 288230 356611 375106 375380 385244 415658 426892 469225 481555 506900 520220 533615 561290 561700 576460 650275 694453 713222 720575 750212 769529 831316 937765 938450 963110 1039145 1066451 1067230 1122580 1300550 1388906 1403225 1426444 1441150 1539058 1783055 1875530 1876900 1926220 2078290 2132902 2134460 2407775 2601100 2668075 2777812 2806450 2882300 3078116 3472265 3563507 3566110 3751060 3847645 3948751 4156580 4265804 4688825 4815550 5195725 5332255 5336150 5612900 6944530 7127014 7132220 7689673 7695290 7897502 8915275 9377650 9631100 10391450 10664510 10672300 13194607 13889060 14254028 14621051 15379346 15390580 15795004 17361325 17817535 17830550 18755300 19238225 19743755 20782900 21329020 25694761 26389214 26661275 28472573 29242102 30758692 34722650 35635070 35661100 38448365 38476450 39487510 51389522 52778428 53322550 56945146 58484204 65973035 69445300 71270140 73105255 76896730 76952900 78975020 89087675 98718775 102779044 106645100 113890292 128473805 131946070 142362865 146103787 146210510 153793460 178175350 192241825 197437550 256947610 263892140 284725730 292207574 292421020 329865175 356350700 365526275 384483650 394875100 488200459 513895220 540978887 569451460 584415148 642369025 659730350 711814325 730518935 731052550 768967300 976400918 1053485201 1081957774 1284738050 1319460700 1423628650 1461037870 1462105100 1952801836 2106970402 2163915548 2441002295 2569476100 2704894435 2847257300 2922075740 3652594675 4213940804 4882004590 5267426005 5409788870 7305189350 9764009180 10534852010 10819577740 12205011475 13524472175 14610378700 20016218819 21069704020 24410022950 26337130025 27048944350 40032437638 48820045900 52674260050 54097888700 80064875276 100081094095 105348520100 200162188190 400324376380 500405470475 1000810940950 2001621881900
• Sum of all divisors σ(n): 4849039719720
• Sum of proper divisors (its aliquot sum) s(n): 2847417837820
• 2001621881900 is an abundant number, because the sum of its proper divisors (2847417837820) is greater than itself. Its abundance is 845795955920

Bases of 2001621881900

• Binary: 11101001000001001111101100001010000101100₂
• Hexadecimal: 0x1D209F6142C
• Base-36: PJJ5ZKMK

Squares and roots of 2001621881900

• 2001621881900 squared (2001621881900²) is 4006490158100897547610000
• 2001621881900 cubed (2001621881900³) is 8019478370071747079326223047259000000
• The square root of 2001621881900 is 1414786.8680122813
• The cube root of 2001621881900 is 12602.6153173227

Scales and comparisons

• 2,001,621,881,900 seconds is equal to 63,645 years, 19 weeks, 6 days, 22 hours, 18 minutes, 20 seconds.
• To count from 1 to 2,001,621,881,900 would take you about one hundred fifty-nine thousand, one hundred thirteen 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 2001621881900 cubic inches would be around 1050.2 feet tall.

Recreational maths with 2001621881900

• 2001621881900 backwards is 0091881261002
• 2001621881900 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 2001621881900's digits is 38
• More coming soon!