68474574720

Names of 68474574720

• Cardinal: 68474574720 can be written as Sixty-eight billion, four hundred seventy-four million, five hundred seventy-four thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 6.847457472 × 10¹⁰

Factors of 68474574720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 77726

Divisors of 68474574720

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 32 34 36 40 45 48 51 54 60 64 68 72 80 81 85 90 96 102 108 120 128 135 136 144 153 160 162 170 180 192 204 216 240 255 270 272 288 306 320 324 340 360 384 405 408 432 459 480 510 540 544 576 612 640 648 680 720 765 810 816 864 918 960 1020 1080 1088 1152 1224 1296 1360 1377 1440 1530 1620 1632 1728 1836 1920 2040 2160 2176 2295 2448 2592 2720 2754 2880 3060 3240 3264 3456 3672 4080 4320 4590 4896 5184 5440 5508 5760 6120 6480 6528 6885 7344 8160 8640 9180 9792 10368 10880 11016 12240 12960 13770 14688 16320 17280 18360 19584 22032 24480 25920 27540 29376 32640 36720 44064 48960 51840 55080 58752 73440 77699 88128 97920 110160 146880 155398 176256 220320 233097 293760 310796 388495 440640 466194 621592 699291 776990 881280 932388 1165485 1243184 1320883 1398582 1553980 1864776 2097873 2330970 2486368 2641766 2797164 3107960 3496455 3729552 3962649 4195746 4661940 4972736 5283532 5594328 6215920 6293619 6604415 6992910 7459104 7925298 8391492 9323880 9945472 10489365 10567064 11188656 11887947 12431840 12587238 13208830 13985820 14918208 15850596 16782984 18647760 19813245 20978730 21134128 22377312 23775894 24863680 25174476 26417660 27971640 29836416 31468095 31701192 33565968 35663841 37295520 39626490 41957460 42268256 44754624 47551788 49727360 50348952 52835320 55943280 59439735 62936190 63402384 67131936 71327682 74591040 79252980 83914920 84536512 89509248 95103576 100697904 105670640 106991523 111886560 118879470 125872380 126804768 134263872 142655364 149182080 158505960 167829840 169073024 178319205 190207152 201395808 211341280 213983046 223773120 237758940 251744760 253609536 268527744 285310728 317011920 335659680 356638410 380414304 402791616 422682560 427966092 447546240 475517880 503489520 507219072 534957615 570621456 634023840 671319360 713276820 760828608 805583232 845365120 855932184 951035760 1006979040 1069915230 1141242912 1268047680 1342638720 1426553640 1521657216 1711864368 1902071520 2013958080 2139830460 2282485824 2536095360 2853107280 3423728736 3804143040 4027916160 4279660920 4564971648 5706214560 6847457472 7608286080 8559321840 11412429120 13694914944 17118643680 22824858240 34237287360 68474574720
• Sum of all divisors σ(n): 258922818000
• Sum of proper divisors (its aliquot sum) s(n): 190448243280
• 68474574720 is an abundant number, because the sum of its proper divisors (190448243280) is greater than itself. Its abundance is 121973668560

Bases of 68474574720

• Binary: 111111110001011001110001011110000000₂
• Hexadecimal: 0xFF1671780
• Base-36: VGFZS00

Squares and roots of 68474574720

• 68474574720 squared (68474574720²) is 4688767383084863078400
• 68474574720 cubed (68474574720³) is 321061352517743320962870018048000
• The square root of 68474574720 is 261676.4695573527
• The cube root of 68474574720 is 4091.1284424443

Scales and comparisons

• 68,474,574,720 seconds is equal to 2,177 years, 14 weeks, 3 days, 19 hours, 12 minutes.
• To count from 1 to 68,474,574,720 would take you about four thousand, three hundred fifty-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 68474574720 cubic inches would be around 340.9 feet tall.

Recreational maths with 68474574720

• 68474574720 backwards is 02747547486
• 68474574720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 68474574720's digits is 54
• More coming soon!