68335920

Names of 68335920

• Cardinal: 68335920 can be written as Sixty-eight million, three hundred thirty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 6.833592 × 10⁷

Factors of 68335920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1888

Divisors of 68335920

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 34 36 40 45 48 51 54 60 68 72 80 85 90 102 108 120 135 136 144 153 170 180 204 216 240 255 270 272 306 340 360 408 432 459 510 540 612 680 720 765 816 918 1020 1080 1224 1360 1530 1836 1861 2040 2160 2295 2448 3060 3672 3722 4080 4590 5583 6120 7344 7444 9180 9305 11166 12240 14888 16749 18360 18610 22332 27915 29776 31637 33498 36720 37220 44664 50247 55830 63274 66996 74440 83745 89328 94911 100494 111660 126548 133992 148880 158185 167490 189822 200988 223320 251235 253096 267984 284733 316370 334980 379644 401976 446640 474555 502470 506192 569466 632740 669960 759288 803952 854199 949110 1004940 1138932 1265480 1339920 1423665 1518576 1708398 1898220 2009880 2277864 2530960 2847330 3416796 3796440 4019760 4270995 4555728 5694660 6833592 7592880 8541990 11389320 13667184 17083980 22778640 34167960 68335920
• Sum of all divisors σ(n): 249359040
• Sum of proper divisors (its aliquot sum) s(n): 181023120
• 68335920 is an abundant number, because the sum of its proper divisors (181023120) is greater than itself. Its abundance is 112687200

Bases of 68335920

• Binary: 100000100101011100100110000₂
• Hexadecimal: 0x412B930
• Base-36: 14OOC0

Squares and roots of 68335920

• 68335920 squared (68335920²) is 4669797962246400
• 68335920 cubed (68335920³) is 319114939964233010688000
• The square root of 68335920 is 8266.5543003115
• The cube root of 68335920 is 408.8365190139

Scales and comparisons

• 68,335,920 seconds is equal to 2 years, 8 weeks, 6 days, 22 hours, 12 minutes.
• To count from 1 to 68,335,920 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 68335920 cubic inches would be around 34.1 feet tall.

Recreational maths with 68335920

• 68335920 backwards is 02953386
• 68335920 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 68335920's digits is 36
• More coming soon!