66477328820

Names of 66477328820

• Cardinal: 66477328820 can be written as Sixty-six billion, four hundred seventy-seven million, three hundred twenty-eight thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 6.647732882 × 10¹⁰

Factors of 66477328820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 49013

Divisors of 66477328820

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 10 14 19 20 28 35 38 49 70 73 76 95 98 133 140 146 190 196 245 266 292 365 380 490 511 532 665 730 931 980 1022 1330 1387 1460 1862 2044 2555 2660 2774 3577 3724 4655 5110 5548 6935 7154 9310 9709 10220 13870 14308 17885 18620 19418 27740 35770 38836 48545 48907 67963 71540 97090 97814 135926 194180 195628 244535 271852 339815 342349 489070 679630 684698 929233 978140 1359260 1369396 1711745 1858466 2396443 3423490 3570211 3716932 4646165 4792886 6504631 6846980 7140422 9292330 9585772 11982215 13009262 14280844 17851055 18584660 23964430 24991477 26018524 32523155 35702110 45532417 47928860 49982954 65046310 67834009 71404220 91064834 99965908 124957385 130092620 135668018 174940339 182129668 227662085 249914770 271336036 339170045 349880678 455324170 474838063 499829540 678340090 699761356 874701695 910648340 949676126 1356680180 1749403390 1899352252 2374190315 3323866441 3498806780 4748380630 6647732882 9496761260 13295465764 16619332205 33238664410 66477328820
• Sum of all divisors σ(n): 173286912960
• Sum of proper divisors (its aliquot sum) s(n): 106809584140
• 66477328820 is an abundant number, because the sum of its proper divisors (106809584140) is greater than itself. Its abundance is 40332255320

Bases of 66477328820

• Binary: 111101111010010110111000100110110100₂
• Hexadecimal: 0xF7A5B89B4
• Base-36: UJEVV78

Squares and roots of 66477328820

• 66477328820 squared (66477328820²) is 4419235247042402592400
• 66477328820 cubed (66477328820³) is 293778954650571729617795232968000
• The square root of 66477328820 is 257831.9778848231
• The cube root of 66477328820 is 4050.9590538787

Scales and comparisons

• 66,477,328,820 seconds is equal to 2,113 years, 40 weeks, 1 day, 12 hours, 40 minutes, 20 seconds.
• To count from 1 to 66,477,328,820 would take you about four thousand, two hundred twenty-seven 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 66477328820 cubic inches would be around 337.6 feet tall.

Recreational maths with 66477328820

• 66477328820 backwards is 02882377466
• The number of decimal digits it has is: 11
• The sum of 66477328820's digits is 53
• More coming soon!