7068081440

Names of 7068081440

• Cardinal: 7068081440 can be written as Seven billion, sixty-eight million, eighty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 7.06808144 × 10⁹

Factors of 7068081440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2804

Divisors of 7068081440

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 70 80 98 112 140 160 196 224 245 280 373 392 490 560 746 784 980 1120 1492 1568 1865 1960 2417 2611 2984 3730 3920 4834 5222 5968 7460 7840 9668 10444 11936 12085 13055 14920 16919 18277 19336 20888 24170 26110 29840 33838 36554 38672 41776 48340 52220 59680 67676 73108 77344 83552 84595 91385 96680 104440 118433 135352 146216 169190 182770 193360 208880 236866 270704 292432 338380 365540 386720 417760 473732 541408 584864 592165 676760 731080 901541 947464 1184330 1353520 1462160 1803082 1894928 2368660 2707040 2924320 3606164 3789856 4507705 4737320 6310787 7212328 9015410 9474640 12621574 14424656 18030820 18949280 25243148 28849312 31553935 36061640 44175509 50486296 63107870 72123280 88351018 100972592 126215740 144246560 176702036 201945184 220877545 252431480 353404072 441755090 504862960 706808144 883510180 1009725920 1413616288 1767020360 3534040720 7068081440
• Sum of all divisors σ(n): 19484737272
• Sum of proper divisors (its aliquot sum) s(n): 12416655832
• 7068081440 is an abundant number, because the sum of its proper divisors (12416655832) is greater than itself. Its abundance is 5348574392

Bases of 7068081440

• Binary: 110100101010010100101110100100000₂
• Hexadecimal: 0x1A54A5D20
• Base-36: 38W5IJK

Squares and roots of 7068081440

• 7068081440 squared (7068081440²) is 49957775242472473600
• 7068081440 cubed (7068081440³) is 353105623975011190363049984000
• The square root of 7068081440 is 84071.8825767569
• The cube root of 7068081440 is 1919.1128569379

Scales and comparisons

• 7,068,081,440 seconds is equal to 224 years, 38 weeks, 4 days, 11 hours, 57 minutes, 20 seconds.
• To count from 1 to 7,068,081,440 would take you about four hundred forty-nine 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 7068081440 cubic inches would be around 159.9 feet tall.

Recreational maths with 7068081440

• 7068081440 backwards is 0441808607
• The number of decimal digits it has is: 10
• The sum of 7068081440's digits is 38
• More coming soon!