830721138688

Names of 830721138688

• Cardinal: 830721138688 can be written as Eight hundred thirty billion, seven hundred twenty-one million, one hundred thirty-eight thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 8.30721138688 × 10¹¹

Factors of 830721138688

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1258

Divisors of 830721138688

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 71 112 128 142 211 224 256 284 422 448 497 512 568 844 896 967 994 1024 1136 1477 1688 1792 1934 1988 2048 2272 2954 3376 3584 3868 3976 4096 4544 5908 6752 6769 7168 7736 7952 8192 9088 11816 13504 13538 14336 14981 15472 15904 18176 23632 27008 27076 28672 29962 30944 31808 36352 47264 54016 54152 57344 59924 61888 63616 68657 72704 94528 104867 108032 108304 119848 123776 127232 137314 145408 189056 204037 209734 216064 216608 239696 247552 254464 274628 290816 378112 408074 419468 432128 433216 479392 480599 495104 508928 549256 581632 756224 816148 838936 864256 866432 958784 961198 990208 1017856 1098512 1428259 1512448 1632296 1677872 1728512 1732864 1917568 1922396 1980416 2035712 2197024 2856518 3024896 3264592 3355744 3465728 3835136 3844792 3960832 4071424 4394048 5713036 6049792 6529184 6711488 6931456 7670272 7689584 7921664 8788096 11426072 12099584 13058368 13422976 13862912 14486627 15340544 15379168 17576192 22852144 26116736 26845952 27725824 28973254 30681088 30758336 35152384 45704288 52233472 53691904 55451648 57946508 61362176 61516672 70304768 91408576 101406389 104466944 107383808 115893016 122724352 123033344 140609536 182817152 202812778 208933888 214767616 231786032 246066688 281219072 365634304 405625556 417867776 429535232 463572064 492133376 562438144 731268608 811251112 835735552 859070464 927144128 984266752 1462537216 1622502224 1671471104 1854288256 1968533504 2925074432 3245004448 3708576512 3937067008 5850148864 6490008896 7417153024 11700297728 12980017792 14834306048 25960035584 29668612096 51920071168 59337224192 103840142336 118674448384 207680284672 415360569344 830721138688
• Sum of all divisors σ(n): 1936542947328
• Sum of proper divisors (its aliquot sum) s(n): 1105821808640
• 830721138688 is an abundant number, because the sum of its proper divisors (1105821808640) is greater than itself. Its abundance is 275100669952

Bases of 830721138688

• Binary: 1100000101101010110101101010000000000000₂
• Hexadecimal: 0xC16AD6A000
• Base-36: ALMLX0XS

Squares and roots of 830721138688

• 830721138688 squared (830721138688²) is 690097610263087330361344
• 830721138688 cubed (830721138688³) is 573278672603619542332161722178076672
• The square root of 830721138688 is 911439.0482572051
• The cube root of 830721138688 is 9400.5173198317

Scales and comparisons

• 830,721,138,688 seconds is equal to 26,414 years, 18 weeks, 5 days, 23 hours, 51 minutes, 28 seconds.
• To count from 1 to 830,721,138,688 would take you about fifty-two thousand, eight hundred twenty-eight 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 830721138688 cubic inches would be around 783.4 feet tall.

Recreational maths with 830721138688

• 830721138688 backwards is 886831127038
• The number of decimal digits it has is: 12
• The sum of 830721138688's digits is 55
• More coming soon!