420388984820

Names of 420388984820

• Cardinal: 420388984820 can be written as Four hundred twenty billion, three hundred eighty-eight million, nine hundred eighty-four thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 4.2038898482 × 10¹¹

Factors of 420388984820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3836

Divisors of 420388984820

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 67 70 97 131 134 140 194 262 268 335 388 469 485 524 655 670 679 917 938 970 1310 1340 1358 1834 1876 1940 2345 2620 2716 3395 3527 3668 4585 4690 6499 6790 7054 8777 9170 9380 12707 12998 13580 14108 17554 17635 18340 24689 25414 25996 32495 35108 35270 43885 45493 49378 50828 61439 63535 64990 70540 87770 88949 90986 98756 122878 123445 127070 129980 175540 177898 181972 227465 236309 245756 246890 254140 307195 342119 355796 444745 454930 462037 472618 493780 614390 684238 851369 889490 909860 924074 945236 1181545 1228780 1368476 1654163 1702738 1710595 1778980 1848148 2310185 2363090 2394833 3234259 3308326 3405476 3421190 4256845 4620370 4726180 4789666 5959583 6468518 6616652 6842380 8270815 8513690 9240740 9579332 11919166 11974165 12937036 16171295 16541630 17027380 22921973 23838332 23948330 29797915 30956479 32342590 33083260 44817589 45843946 47896660 59595830 61912958 64685180 89635178 91687892 114609865 119191660 123825916 154782395 160453811 179270356 216695353 224087945 229219730 309564790 313723123 320907622 433390706 448175890 458439460 619129580 627446246 641815244 802269055 866781412 896351780 1083476765 1254892492 1568615615 1604538110 2166953530 3002778463 3137231230 3209076220 4333907060 6005556926 6274462460 12011113852 15013892315 21019449241 30027784630 42038898482 60055569260 84077796964 105097246205 210194492410 420388984820
• Sum of all divisors σ(n): 1042741776384
• Sum of proper divisors (its aliquot sum) s(n): 622352791564
• 420388984820 is an abundant number, because the sum of its proper divisors (622352791564) is greater than itself. Its abundance is 201963806744

Bases of 420388984820

• Binary: 110000111100001001000101101011111110100₂
• Hexadecimal: 0x61E122D7F4
• Base-36: 5D4GQWOK

Squares and roots of 420388984820

• 420388984820 squared (420388984820²) is 176726898557990190432400
• 420388984820 cubed (420388984820³) is 74294041475180618055395112836168000
• The square root of 420388984820 is 648374.1086903455
• The cube root of 420388984820 is 7491.1836243823

Scales and comparisons

• 420,388,984,820 seconds is equal to 13,367 years, 3 weeks, 4 days, 6 hours, 20 seconds.
• To count from 1 to 420,388,984,820 would take you about twenty-six thousand, seven hundred thirty-four 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 420388984820 cubic inches would be around 624.3 feet tall.

Recreational maths with 420388984820

• 420388984820 backwards is 028489883024
• The number of decimal digits it has is: 12
• The sum of 420388984820's digits is 56
• More coming soon!