420791228189808

Names of 420791228189808

• Cardinal: 420791228189808 can be written as Four hundred twenty trillion, seven hundred ninety-one billion, two hundred twenty-eight million, one hundred eighty-nine thousand, eight hundred eight.

Scientific notation

• Scientific notation: 4.20791228189808 × 10¹⁴

Factors of 420791228189808

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 21920150

Divisors of 420791228189808

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 31 38 42 48 56 57 62 76 84 93 97 112 114 124 133 152 168 186 194 217 228 248 266 291 304 336 372 388 399 434 456 496 532 582 589 651 679 744 776 798 868 912 1064 1164 1178 1302 1358 1488 1552 1596 1736 1767 1843 2037 2128 2328 2356 2604 2716 3007 3192 3472 3534 3686 4074 4123 4656 4712 5208 5432 5529 6014 6384 7068 7372 8148 8246 9021 9424 10416 10864 11058 12028 12369 12901 14136 14744 16296 16492 18042 21049 22116 24056 24738 25802 28272 29488 32592 32984 36084 38703 42098 44232 48112 49476 51604 57133 63147 65968 72168 77406 84196 88464 98952 103208 114266 126294 144336 154812 168392 171399 197904 206416 228532 252588 309624 336784 342798 399931 457064 505176 619248 685596 799862 914128 1010352 1199793 1371192 1599724 2399586 2742384 3199448 4799172 6398896 9598344 19196688 21919991 43839982 65759973 87679964 131519946 153439937 175359928 263039892 306879874 350719856 416479829 460319811 526079784 613759748 679519721 832959658 920639622 1052159568 1227519496 1249439487 1359039442 1665919316 1841279244 2038559163 2126239127 2455038992 2498878974 2718078884 2915358803 3331838632 3682558488 4077118326 4252478254 4756638047 4997757948 5436157768 5830717606 6378717381 6663677264 7365116976 8154236652 8504956508 8746076409 9513276094 9995515896 10872315536 11661435212 12757434762 12910874699 14269914141 14883673889 16308473304 17009913016 17492152818 19026552188 19991031792 23322870424 25514869524 25821749398 28539828282 29767347778 32616946608 34019826032 34984305636 38053104376 38732624097 40398543413 44651021667 46645740848 51029739048 51643498796 57079656564 59534695556 65913412937 69968611272 76106208752 77465248194 80797086826 89302043334 90376122893 102059478096 103286997592 114159313128 119069391112 121195630239 131826825874 139937222544 154930496388 161594173652 178604086668 180752245786 197740238811 206573995184 228318626256 238138782224 242391260478 263653651748 271128368679 282789803891 309860992776 323188347304 357208173336 361504491572 395480477622 461393890559 484782520956 527307303496 542256737358 565579607782 619721985552 646376694608 714416346672 723008983144 790960955244 848369411673 922787781118 969565041912 1054614606992 1084513474716 1131159215564 1252354845803 1384181671677 1446017966288 1581921910488 1696738823346 1845575562236 1939130083824 2169026949432 2262318431128 2504709691606 2768363343354 3163843820976 3393477646692 3691151124472 3757064537409 4338053898864 4524636862256 5009419383212 5536726686708 6786955293384 7382302248944 7514129074818 8766483920621 10018838766424 11073453373416 13573910586768 15028258149636 17532967841242 20037677532848 22146906746832 26299451761863 30056516299272 35065935682484 52598903523726 60113032598544 70131871364968 105197807047452 140263742729936 210395614094904 420791228189808
• Sum of all divisors σ(n): 1363823323054080
• Sum of proper divisors (its aliquot sum) s(n): 943032094864272
• 420791228189808 is an abundant number, because the sum of its proper divisors (943032094864272) is greater than itself. Its abundance is 522240866674464

Bases of 420791228189808

• Binary: 1011111101011010100010111101011100100110001110000₂
• Hexadecimal: 0x17EB517AE4C70
• Base-36: 455OTKR8MO

Squares and roots of 420791228189808

• 420791228189808 squared (420791228189808²) is 177065257721487066844475076864
• 420791228189808 cubed (420791228189808³) is 74507507266369427281204769792613074381402112
• The square root of 420791228189808 is 20513196.4400921193
• The cube root of 420791228189808 is 74935.7214112339

Scales and comparisons

• 420,791,228,189,808 seconds is equal to 13,379,859 years, 24 weeks, 18 hours, 56 minutes, 48 seconds.
• To count from 1 to 420,791,228,189,808 would take you about thirty-three million, four hundred forty-nine thousand, six hundred forty-eight 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 420791228189808 cubic inches would be around 6244.6 feet tall.

Recreational maths with 420791228189808

• 420791228189808 backwards is 808981822197024
• The number of decimal digits it has is: 15
• The sum of 420791228189808's digits is 69
• More coming soon!