68301090

Names of 68301090

• Cardinal: 68301090 can be written as Sixty-eight million, three hundred one thousand and ninety.

Scientific notation

• Scientific notation: 6.830109 × 10⁷

Factors of 68301090

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 124

Divisors of 68301090

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 9 10 11 13 15 18 22 26 27 29 30 33 39 45 54 55 58 61 65 66 78 87 90 99 110 117 122 130 135 143 145 165 174 183 195 198 234 261 270 286 290 297 305 319 330 351 366 377 390 429 435 495 522 549 585 594 610 638 671 702 715 754 783 793 858 870 915 957 990 1098 1131 1170 1287 1305 1342 1430 1485 1566 1586 1595 1647 1755 1769 1830 1885 1914 2013 2145 2262 2379 2574 2610 2745 2871 2970 3190 3294 3355 3393 3510 3538 3770 3861 3915 3965 4026 4147 4290 4758 4785 5307 5490 5655 5742 6039 6435 6710 6786 7137 7722 7830 7930 8235 8294 8613 8723 8845 9570 10065 10179 10614 11310 11895 12078 12441 12870 14274 14355 15921 16470 16965 17226 17446 17690 18117 19305 19459 20130 20358 20735 21411 22997 23790 24882 26169 26535 28710 30195 31842 33930 35685 36234 37323 38610 38918 41470 42822 43065 43615 45994 47763 50895 52338 53070 58377 60390 62205 68991 71370 74646 78507 79605 86130 87230 90585 95526 97295 101790 107055 111969 114985 116754 124410 130845 137982 157014 159210 175131 181170 186615 194590 206973 214110 223938 229970 235521 238815 252967 261690 291885 344955 350262 373230 392535 413946 471042 477630 505934 525393 559845 583770 620919 689910 758901 785070 875655 1034865 1050786 1119690 1177605 1241838 1264835 1517802 1751310 2069730 2276703 2355210 2529670 2626965 3104595 3794505 4553406 5253930 6209190 6830109 7589010 11383515 13660218 22767030 34150545 68301090
• Sum of all divisors σ(n): 224985600
• Sum of proper divisors (its aliquot sum) s(n): 156684510
• 68301090 is an abundant number, because the sum of its proper divisors (156684510) is greater than itself. Its abundance is 88383420

Bases of 68301090

• Binary: 100000100100011000100100010₂
• Hexadecimal: 0x4123122
• Base-36: 14NXGI

Squares and roots of 68301090

• 68301090 squared (68301090²) is 4665038895188100
• 68301090 cubed (68301090³) is 318627241433742985029000
• The square root of 68301090 is 8264.4473499443
• The cube root of 68301090 is 408.7670475173

Scales and comparisons

• 68,301,090 seconds is equal to 2 years, 8 weeks, 6 days, 12 hours, 31 minutes, 30 seconds.
• To count from 1 to 68,301,090 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 68301090 cubic inches would be around 34.1 feet tall.

Recreational maths with 68301090

• 68301090 backwards is 09010386
• 68301090 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 68301090's digits is 27
• More coming soon!