68466720

Names of 68466720

• Cardinal: 68466720 can be written as Sixty-eight million, four hundred sixty-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 6.846672 × 10⁷

Factors of 68466720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 129

Divisors of 68466720

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 41 42 48 49 56 60 70 71 80 82 84 96 98 105 112 120 123 140 142 147 160 164 168 196 205 210 213 224 240 245 246 280 284 287 294 328 336 355 392 410 420 426 480 490 492 497 560 568 574 588 615 656 672 710 735 784 820 840 852 861 980 984 994 1065 1120 1136 1148 1176 1230 1312 1420 1435 1470 1491 1568 1640 1680 1704 1722 1960 1968 1988 2009 2130 2272 2296 2352 2460 2485 2840 2870 2911 2940 2982 3280 3360 3408 3444 3479 3920 3936 3976 4018 4260 4305 4592 4704 4920 4970 5680 5740 5822 5880 5964 6027 6560 6816 6888 6958 7455 7840 7952 8036 8520 8610 8733 9184 9840 9940 10045 10437 11360 11480 11644 11760 11928 12054 13776 13916 14555 14910 15904 16072 17040 17220 17395 17466 19680 19880 20090 20377 20874 22960 23288 23520 23856 24108 27552 27832 29110 29820 30135 32144 34080 34440 34790 34932 39760 40180 40754 41748 43665 45920 46576 47712 48216 52185 55664 58220 59640 60270 61131 64288 68880 69580 69864 79520 80360 81508 83496 87330 93152 96432 101885 104370 111328 116440 119280 120540 122262 137760 139160 139728 142639 160720 163016 166992 174660 192864 203770 208740 232880 238560 241080 244524 278320 279456 285278 305655 321440 326032 333984 349320 407540 417480 427917 465760 482160 489048 556640 570556 611310 652064 698640 713195 815080 834960 855834 964320 978096 1141112 1222620 1397280 1426390 1630160 1669920 1711668 1956192 2139585 2282224 2445240 2852780 3260320 3423336 4279170 4564448 4890480 5705560 6846672 8558340 9780960 11411120 13693344 17116680 22822240 34233360 68466720
• Sum of all divisors σ(n): 260620416
• Sum of proper divisors (its aliquot sum) s(n): 192153696
• 68466720 is an abundant number, because the sum of its proper divisors (192153696) is greater than itself. Its abundance is 123686976

Bases of 68466720

• Binary: 100000101001011100000100000₂
• Hexadecimal: 0x414B820
• Base-36: 14RH9C

Squares and roots of 68466720

• 68466720 squared (68466720²) is 4687691747558400
• 68466720 cubed (68466720³) is 320950878326391656448000
• The square root of 68466720 is 8274.4619160403
• The cube root of 68466720 is 409.0972005319

Scales and comparisons

• 68,466,720 seconds is equal to 2 years, 9 weeks, 1 day, 10 hours, 32 minutes.
• To count from 1 to 68,466,720 would take you about three 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 68466720 cubic inches would be around 34.1 feet tall.

Recreational maths with 68466720

• 68466720 backwards is 02766486
• The number of decimal digits it has is: 8
• The sum of 68466720's digits is 39
• More coming soon!