85721656704

Names of 85721656704

• Cardinal: 85721656704 can be written as Eighty-five billion, seven hundred twenty-one million, six hundred fifty-six thousand, seven hundred four.

Scientific notation

• Scientific notation: 8.5721656704 × 10¹⁰

Factors of 85721656704

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 295

Divisors of 85721656704

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 67 96 128 134 192 201 223 268 384 402 446 536 669 804 892 1072 1338 1608 1784 2144 2676 3216 3568 4288 4489 5352 6432 7136 8576 8978 10704 12864 13467 14272 14941 17956 21408 25728 26934 28544 29882 35912 42816 44823 49729 53868 59764 71824 85632 89646 99458 107736 119528 143648 149187 179292 198916 215472 239056 287296 298374 358584 397832 430944 478112 574592 596748 717168 795664 861888 956224 1001047 1193496 1434336 1591328 1723776 1912448 2002094 2386992 2868672 3003141 3182656 3331843 4004188 4773984 5737344 6006282 6365312 6663686 8008376 9547968 9995529 12012564 13327372 16016752 19095936 19991058 24025128 26654744 32033504 39982116 48050256 53309488 64067008 79964232 96100512 106618976 128134016 159928464 192201024 213237952 223233481 319856928 384402048 426475904 446466962 639713856 669700443 892933924 1279427712 1339400886 1785867848 2678801772 3571735696 5357603544 7143471392 10715207088 14286942784 21430414176 28573885568 42860828352 85721656704
• Sum of all divisors σ(n): 232188537420
• Sum of proper divisors (its aliquot sum) s(n): 146466880716
• 85721656704 is an abundant number, because the sum of its proper divisors (146466880716) is greater than itself. Its abundance is 60745224012

Bases of 85721656704

• Binary: 1001111110101011010001010110110000000₂
• Hexadecimal: 0x13F568AD80
• Base-36: 13DOGLMO

Squares and roots of 85721656704

• 85721656704 squared (85721656704²) is 7348202428078428143616
• 85721656704 cubed (85721656704³) is 629900085931238267714982761201664
• The square root of 85721656704 is 292782.6099753877
• The cube root of 85721656704 is 4409.2377664625

Scales and comparisons

• 85,721,656,704 seconds is equal to 2,725 years, 35 weeks, 3 days, 19 hours, 18 minutes, 24 seconds.
• To count from 1 to 85,721,656,704 would take you about five thousand, four hundred fifty-one 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 85721656704 cubic inches would be around 367.4 feet tall.

Recreational maths with 85721656704

• 85721656704 backwards is 40765612758
• The number of decimal digits it has is: 11
• The sum of 85721656704's digits is 51
• More coming soon!