21019671337440

Names of 21019671337440

• Cardinal: 21019671337440 can be written as Twenty-one trillion, nineteen billion, six hundred seventy-one million, three hundred thirty-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.101967133744 × 10¹³

Factors of 21019671337440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3734

Divisors of 21019671337440

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 151 160 163 240 302 326 453 480 489 604 643 652 755 815 906 978 1208 1286 1304 1510 1630 1812 1929 1956 2265 2416 2445 2572 2608 2767 3020 3215 3260 3624 3858 3912 4530 4832 4890 5144 5216 5534 6040 6430 6520 7248 7716 7824 8301 9060 9645 9780 10288 11068 12080 12860 13040 13835 14496 15432 15648 16602 18120 19290 19560 20576 22136 24160 24613 25720 26080 27670 30864 33204 36240 38580 39120 41505 44272 49226 51440 55340 61728 66408 72480 73839 77160 78240 83010 88544 97093 98452 102880 104809 110680 123065 132816 147678 154320 166020 194186 196904 209618 221360 246130 265632 291279 295356 308640 314427 332040 369195 388372 393808 417817 419236 442720 451021 485465 492260 524045 582558 590712 628854 664080 738390 776744 787616 835634 838472 902042 970930 984520 1048090 1165116 1181424 1253451 1257708 1328160 1353063 1456395 1476780 1553488 1572135 1671268 1676944 1779181 1804084 1941860 1969040 2089085 2096180 2255105 2330232 2362848 2506902 2515416 2706126 2912790 2953560 3106976 3144270 3342536 3353888 3558362 3608168 3883720 3938080 4178170 4192360 4510210 4660464 5013804 5030832 5337543 5412252 5825580 5907120 6267255 6288540 6685072 6765315 7116724 7216336 7767440 8356340 8384720 8895905 9020420 9320928 10027608 10061664 10675086 10824504 11651160 11814240 12534510 12577080 13370144 13530630 14233448 14432672 15534880 15826159 16712680 16769440 17791810 18040840 20055216 21350172 21649008 23302320 25069020 25154160 26687715 27061260 28466896 31652318 33425360 35583620 36081680 40110432 42700344 43298016 46604640 47478477 50138040 50308320 53375430 54122520 56933792 63304636 66850720 68104171 71167240 72163360 79130795 85400688 94956954 100276080 106750860 108245040 126609272 136208342 142334480 158261590 170801376 189913908 200552160 204312513 213501720 216490080 237392385 253218544 268656331 272416684 284668960 290006503 316523180 340520855 379827816 408625026 427003440 474784770 506437088 537312662 544833368 580013006 633046360 681041710 759655632 805968993 817250052 854006880 870019509 949569540 1021562565 1074625324 1089666736 1160026012 1266092720 1343281655 1362083420 1450032515 1519311264 1611937986 1634500104 1740039018 1899139080 2043125130 2149250648 2179333472 2320052024 2532185440 2686563310 2724166840 2900065030 3223875972 3269000208 3480078036 3798278160 4029844965 4086250260 4298501296 4350097545 4640104048 5373126620 5448333680 5800130060 6447751944 6538000416 6960156072 7596556320 8059689930 8172500520 8597002592 8700195090 9280208096 10746253240 10896667360 11600260120 12895503888 13920312144 16119379860 16345001040 17400390180 21492506480 23200520240 25791007776 27840624288 32238759720 32690002080 34800780360 42985012960 43790981953 46401040480 64477519440 69601560720 87581963906 128955038880 131372945859 139203121440 175163927812 218954909765 262745891718 350327855624 437909819530 525491783436 656864729295 700655711248 875819639060 1050983566872 1313729458590 1401311422496 1751639278120 2101967133744 2627458917180 3503278556240 4203934267488 5254917834360 7006557112480 10509835668720 21019671337440
• Sum of all divisors σ(n): 67187917504512
• Sum of proper divisors (its aliquot sum) s(n): 46168246167072
• 21019671337440 is an abundant number, because the sum of its proper divisors (46168246167072) is greater than itself. Its abundance is 25148574829632

Bases of 21019671337440

• Binary: 100110001111000000110000010110001100111100000₂
• Hexadecimal: 0x131E060B19E0
• Base-36: 7G8AXLOTC

Squares and roots of 21019671337440

• 21019671337440 squared (21019671337440²) is 441826583133996678345753600
• 21019671337440 cubed (21019671337440³) is 9287049565620721306656404060056694784000
• The square root of 21019671337440 is 4584721.5114377449
• The cube root of 21019671337440 is 27597.8536354409

Scales and comparisons

• 21,019,671,337,440 seconds is equal to 668,360 years, 27 weeks, 4 days, 1 hour, 44 minutes.
• To count from 1 to 21,019,671,337,440 would take you about one million, six hundred seventy thousand, nine hundred 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 21019671337440 cubic inches would be around 2299.8 feet tall.

Recreational maths with 21019671337440

• 21019671337440 backwards is 04473317691012
• 21019671337440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21019671337440's digits is 48
• More coming soon!