16221068820

Names of 16221068820

• Cardinal: 16221068820 can be written as Sixteen billion, two hundred twenty-one million, sixty-eight thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.622106882 × 10¹⁰

Factors of 16221068820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 884

Divisors of 16221068820

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 55 60 66 90 99 110 121 132 165 180 198 220 242 330 363 396 484 495 605 660 726 863 990 1089 1210 1452 1726 1815 1980 2178 2420 2589 3452 3630 4315 4356 5178 5445 7260 7767 8630 9493 10356 10890 12945 15534 17260 18986 21780 25890 28479 31068 37972 38835 47465 51780 56958 77670 85437 94930 104423 113916 142395 155340 170874 189860 208846 284790 313269 341748 417692 427185 522115 569580 626538 744769 854370 939807 1044230 1253076 1489538 1566345 1708740 1879614 2088460 2234307 2979076 3132690 3723845 3759228 4468614 4699035 6265380 6702921 7447690 8192459 8937228 9398070 11171535 13405842 14895380 16384918 18796140 22343070 24577377 26811684 32769836 33514605 40962295 44686140 49154754 67029210 73732131 81924590 90117049 98309508 122886885 134058420 147464262 163849180 180234098 245773770 270351147 294928524 360468196 368660655 450585245 491547540 540702294 737321310 811053441 901170490 1081404588 1351755735 1474642620 1622106882 1802340980 2703511470 3244213764 4055267205 5407022940 8110534410 16221068820
• Sum of all divisors σ(n): 54146377194
• Sum of proper divisors (its aliquot sum) s(n): 37925308374
• 16221068820 is an abundant number, because the sum of its proper divisors (37925308374) is greater than itself. Its abundance is 21704239554

Bases of 16221068820

• Binary: 1111000110110110011101111000010100₂
• Hexadecimal: 0x3C6D9DE14
• Base-36: 7G9LST0

Squares and roots of 16221068820

• 16221068820 squared (16221068820²) is 263123073663176192400
• 16221068820 cubed (16221068820³) is 4268137486020310516705960968000
• The square root of 16221068820 is 127361.9598624331
• The cube root of 16221068820 is 2531.3944423839

Scales and comparisons

• 16,221,068,820 seconds is equal to 515 years, 40 weeks, 3 days, 20 hours, 27 minutes.
• To count from 1 to 16,221,068,820 would take you about one thousand and thirty-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 16221068820 cubic inches would be around 210.9 feet tall.

Recreational maths with 16221068820

• 16221068820 backwards is 02886012261
• 16221068820 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 16221068820's digits is 36
• More coming soon!