1640016866971

Names of 1640016866971

• Cardinal: 1640016866971 can be written as One trillion, six hundred forty billion, sixteen million, eight hundred sixty-six thousand, nine hundred seventy-one.

Scientific notation

• Scientific notation: 1.640016866971 × 10¹²

Factors of 1640016866971

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 73

Divisors of 1640016866971

• Number of divisors d(n): 60
• Complete list of divisors:
  1 7 19 47 49 133 329 361 893 931 2209 2303 2527 6251 6859 15463 16967 17689 41971 43757 48013 103823 108241 118769 293797 322373 336091 726761 797449 831383 1972637 2056579 2256611 4879681 5087327 5582143 13808459 15151531 15796277 34157767 37480103 39075001 92713939 96659213 106060717 239104369 262360721 648997573 712121957 742425019 1761564841 1836525047 4542983011 4984853699 12330953887 33469731979 34893975893 86316677209 234288123853 1640016866971
• Sum of all divisors σ(n): 2057523849480
• Sum of proper divisors (its aliquot sum) s(n): 417506982509
• 1640016866971 is a deficient number, because the sum of its proper divisors (417506982509) is less than itself. Its deficiency is 1222509884462

Bases of 1640016866971

• Binary: 10111110111011000100111110110111010011011₂
• Hexadecimal: 0x17DD89F6E9B
• Base-36: KXEVP5EJ

Squares and roots of 1640016866971

• 1640016866971 squared (1640016866971²) is 2689655323949374710714841
• 1640016866971 cubed (1640016866971³) is 4411080097615323575281053000612416611
• The square root of 1640016866971 is 1280631.4329154189
• The cube root of 1640016866971 is 11792.7775082075

Scales and comparisons

• 1,640,016,866,971 seconds is equal to 52,147 years, 24 weeks, 16 hours, 49 minutes, 31 seconds.
• To count from 1 to 1,640,016,866,971 would take you about one hundred thirty thousand, three hundred sixty-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 1640016866971 cubic inches would be around 982.7 feet tall.

Recreational maths with 1640016866971

• 1640016866971 backwards is 1796686100461
• The number of decimal digits it has is: 13
• The sum of 1640016866971's digits is 55
• More coming soon!