21799988181180

Names of 21799988181180

• Cardinal: 21799988181180 can be written as Twenty-one trillion, seven hundred ninety-nine billion, nine hundred eighty-eight million, one hundred eighty-one thousand, one hundred eighty.

Scientific notation

• Scientific notation: 2.179998818118 × 10¹³

Factors of 21799988181180

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9560

Divisors of 21799988181180

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 55 60 66 90 99 110 121 132 165 180 198 220 242 330 363 396 484 495 605 660 726 990 1089 1210 1331 1452 1815 1980 2178 2420 2662 3630 3993 4356 5324 5445 6655 7260 7986 9539 10890 11979 13310 15972 19078 19965 21780 23958 26620 28617 38156 39930 47695 47916 57234 59895 79860 85851 95390 104929 114468 119790 143085 171702 190780 209858 239580 286170 314787 343404 419716 429255 524645 572340 629574 858510 944361 1049290 1154219 1259148 1573935 1717020 1888722 2098580 2308438 3147870 3462657 3777444 4616876 4721805 5771095 6295740 6925314 9443610 10387971 11542190 12696409 13850628 17313285 18887220 20775942 23084380 25392818 34626570 38089227 41551884 50785636 51939855 63482045 69253140 76178454 90992521 103879710 114267681 126964090 152356908 181985042 190446135 207759420 228535362 253928180 272977563 363970084 380892270 454962605 457070724 545955126 571338405 761784540 818932689 909925210 1000917731 1091910252 1142676810 1364887815 1637865378 1819850420 2001835462 2285353620 2729775630 3002753193 3275730756 4003670924 4094663445 5004588655 5459551260 6005506386 8189326890 9008259579 10009177310 11010095041 12011012772 15013765965 16378653780 18016519158 20018354620 22020190082 30027531930 33030285123 36033038316 44040380164 45041297895 55050475205 60055063860 66060570246 90082595790 99090855369 110100950410 121111045451 132121140492 165151425615 180165191580 198181710738 220201900820 242222090902 330302851230 363333136353 396363421476 484444181804 495454276845 605555227255 660605702460 726666272706 990908553690 1089999409059 1211110454510 1453332545412 1816665681765 1981817107380 2179998818118 2422220909020 3633331363530 4359997636236 5449997045295 7266662727060 10899994090590 21799988181180
• Sum of all divisors σ(n): 72741951447984
• Sum of proper divisors (its aliquot sum) s(n): 50941963266804
• 21799988181180 is an abundant number, because the sum of its proper divisors (50941963266804) is greater than itself. Its abundance is 29141975085624

Bases of 21799988181180

• Binary: 100111101001110110100100011010011100010111100₂
• Hexadecimal: 0x13D3B48D38BC
• Base-36: 7Q6RY3QV0

Squares and roots of 21799988181180

• 21799988181180 squared (21799988181180²) is 475239484699587684506192400
• 21799988181180 cubed (21799988181180³) is 10360215149681084965054076924523139032000
• The square root of 21799988181180 is 4669045.7463147649
• The cube root of 21799988181180 is 27935.2193641361

Scales and comparisons

• 21,799,988,181,180 seconds is equal to 693,172 years, 10 weeks, 33 minutes.
• To count from 1 to 21,799,988,181,180 would take you about one million, seven hundred thirty-two thousand, nine hundred thirty 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 21799988181180 cubic inches would be around 2327.9 feet tall.

Recreational maths with 21799988181180

• 21799988181180 backwards is 08118188999712
• The number of decimal digits it has is: 14
• The sum of 21799988181180's digits is 72
• More coming soon!