668022401520

Names of 668022401520

• Cardinal: 668022401520 can be written as Six hundred sixty-eight billion, twenty-two million, four hundred one thousand, five hundred twenty.

Scientific notation

• Scientific notation: 6.6802240152 × 10¹¹

Factors of 668022401520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2016

Divisors of 668022401520

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 23 24 30 36 40 45 46 48 60 69 72 80 89 90 92 115 120 138 144 178 180 184 207 230 240 267 276 281 345 356 360 368 414 445 460 534 552 562 690 712 720 801 828 843 890 920 1035 1068 1104 1124 1335 1380 1405 1424 1602 1613 1656 1686 1780 1840 2047 2070 2136 2248 2529 2670 2760 2810 3204 3226 3312 3372 3560 4005 4094 4140 4215 4272 4496 4839 5058 5340 5520 5620 6141 6408 6452 6463 6744 7120 8010 8065 8188 8280 8430 9678 10116 10235 10680 11240 12282 12645 12816 12904 12926 13488 14517 16020 16130 16376 16560 16860 18423 19356 19389 20232 20470 21360 22480 24195 24564 25009 25290 25808 25852 29034 30705 32040 32260 32315 32752 33720 36846 37099 38712 38778 40464 40940 48390 49128 50018 50580 51704 58068 58167 61410 64080 64520 64630 67440 72585 73692 74198 75027 77424 77556 81880 92115 96780 96945 98256 100036 101160 103408 111297 116136 116334 122820 125045 129040 129260 143557 145170 147384 148396 150054 155112 163760 184230 185495 193560 193890 200072 202320 222594 225081 232272 232668 245640 250090 258520 287114 290340 290835 294768 296792 300108 310224 333891 368460 370990 375135 387120 387780 400144 430671 445188 450162 453253 465336 491280 500180 517040 556485 574228 575207 580680 581670 593584 600216 667782 717785 736920 741980 750270 775560 861342 890376 900324 906506 930672 1000360 1112970 1125405 1148456 1150414 1161360 1163340 1200432 1292013 1335564 1359759 1435570 1473840 1483960 1500540 1551120 1669455 1722684 1725621 1780752 1800648 1813012 2000720 2153355 2225940 2250810 2266265 2296912 2300828 2326680 2584026 2671128 2719518 2871140 2876035 2967920 3001080 3301811 3338910 3445368 3451242 3601296 3626024 4079277 4306710 4451880 4501620 4532530 4601656 4653360 5168052 5176863 5342256 5439036 5742280 5752070 6002160 6460065 6603622 6677820 6798795 6890736 6902484 7252048 8158554 8613420 8628105 8903760 9003240 9065060 9203312 9905433 10336104 10353726 10424819 10878072 11484560 11504140 12920130 13207244 13355640 13597590 13804968 16317108 16509055 17226840 17256210 18006480 18130120 19810866 20396385 20672208 20707452 20849638 21756144 23008280 25840260 25884315 26414488 26711280 27195180 27609936 29716299 31274457 32634216 33018110 34453680 34512420 36260240 39621732 40339517 40792770 41414904 41699276 46016560 49527165 51680520 51768630 52124095 52828976 54390360 59432598 62548914 65268432 66036220 69024840 79243464 80679034 81585540 82829808 83398552 93823371 99054330 103361040 103537260 104248190 108780720 118865196 121018551 125097828 132072440 138049680 148581495 156372285 158486928 161358068 163171080 166797104 187646742 198108660 201697585 207074520 208496380 237730392 242037102 250195656 264144880 297162990 312744570 322716136 326342160 363055653 375293484 396217320 403395170 414149040 416992760 469116855 475460784 484074204 500391312 594325980 605092755 625489140 645432272 726111306 750586968 792434640 806790340 833985520 927808891 938233710 968148408 1188651960 1210185510 1250978280 1452222612 1501173936 1613580680 1815278265 1855617782 1876467420 1936296816 2377303920 2420371020 2501956560 2783426673 2904445224 3227161360 3630556530 3711235564 3752934840 4639044455 4840742040 5566853346 5808890448 7261113060 7422471128 7505869680 8350280019 9278088910 9681484080 11133706692 13917133365 14522226120 14844942256 16700560038 18556177820 22267413384 27834266730 29044452240 33401120076 37112355640 41751400095 44534826768 55668533460 66802240152 74224711280 83502800190 111337066920 133604480304 167005600380 222674133840 334011200760 668022401520
• Sum of all divisors σ(n): 2377183386240
• Sum of proper divisors (its aliquot sum) s(n): 1709160984720
• 668022401520 is an abundant number, because the sum of its proper divisors (1709160984720) is greater than itself. Its abundance is 1041138583200

Bases of 668022401520

• Binary: 1001101110001001001111001110100111110000₂
• Hexadecimal: 0x9B893CE9F0
• Base-36: 8IVVAFW0

Squares and roots of 668022401520

• 668022401520 squared (668022401520²) is 446253928932548098310400
• 668022401520 cubed (668022401520³) is 298107621293256190726222462391808000
• The square root of 668022401520 is 817326.3739290443
• The cube root of 668022401520 is 8741.7223551687

Scales and comparisons

• 668,022,401,520 seconds is equal to 21,241 years, 2 weeks, 2 days, 18 hours, 12 minutes.
• To count from 1 to 668,022,401,520 would take you about forty-two thousand, four hundred eighty-two 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 668022401520 cubic inches would be around 728.5 feet tall.

Recreational maths with 668022401520

• 668022401520 backwards is 025104220866
• 668022401520 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 668022401520's digits is 36
• More coming soon!