68003040

Names of 68003040

• Cardinal: 68003040 can be written as Sixty-eight million, three thousand and forty.

Scientific notation

• Scientific notation: 6.800304 × 10⁷

Factors of 68003040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 601

Divisors of 68003040

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 37 40 42 48 56 60 70 74 80 84 96 105 111 112 120 140 148 160 168 185 210 222 224 240 259 280 296 336 370 420 444 480 518 547 555 560 592 672 740 777 840 888 1036 1094 1110 1120 1184 1295 1480 1554 1641 1680 1776 2072 2188 2220 2590 2735 2960 3108 3282 3360 3552 3829 3885 4144 4376 4440 5180 5470 5920 6216 6564 7658 7770 8205 8288 8752 8880 10360 10940 11487 12432 13128 15316 15540 16410 17504 17760 19145 20239 20720 21880 22974 24864 26256 30632 31080 32820 38290 40478 41440 43760 45948 52512 57435 60717 61264 62160 65640 76580 80956 87520 91896 101195 114870 121434 122528 124320 131280 141673 153160 161912 183792 202390 229740 242868 262560 283346 303585 306320 323824 367584 404780 425019 459480 485736 566692 607170 612640 647648 708365 809560 850038 918960 971472 1133384 1214340 1416730 1619120 1700076 1837920 1942944 2125095 2266768 2428680 2833460 3238240 3400152 4250190 4533536 4857360 5666920 6800304 8500380 9714720 11333840 13600608 17000760 22667680 34001520 68003040
• Sum of all divisors σ(n): 251887104
• Sum of proper divisors (its aliquot sum) s(n): 183884064
• 68003040 is an abundant number, because the sum of its proper divisors (183884064) is greater than itself. Its abundance is 115881024

Bases of 68003040

• Binary: 100000011011010010011100000₂
• Hexadecimal: 0x40DA4E0
• Base-36: 14HJHC

Squares and roots of 68003040

• 68003040 squared (68003040²) is 4624413449241600
• 68003040 cubed (68003040³) is 314474172765314494464000
• The square root of 68003040 is 8246.3955762503
• The cube root of 68003040 is 408.1715925675

Scales and comparisons

• 68,003,040 seconds is equal to 2 years, 8 weeks, 3 days, 1 hour, 44 minutes.
• To count from 1 to 68,003,040 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 68003040 cubic inches would be around 34 feet tall.

Recreational maths with 68003040

• 68003040 backwards is 04030086
• 68003040 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 68003040's digits is 21
• More coming soon!