1328188205721

Names of 1328188205721

• Cardinal: 1328188205721 can be written as One trillion, three hundred twenty-eight billion, one hundred eighty-eight million, two hundred five thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.328188205721 × 10¹²

Factors of 1328188205721

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 120

Divisors of 1328188205721

• Number of divisors d(n): 84
• Complete list of divisors:
  1 3 13 37 39 67 111 169 201 481 507 871 1369 1443 2197 2479 2613 4107 6253 6591 7437 11323 17797 18759 28561 32227 33969 53391 81289 85683 91723 96681 147199 231361 243867 275169 371293 418951 441597 694083 1056757 1113879 1192399 1256853 1913587 3007693 3170271 3577197 4826809 5446363 5740761 9023079 13737841 14480427 15501187 16339089 24876631 39100009 41213523 46503561 70802719 74629893 117300027 178591933 201515431 212408157 323396203 508300117 535775799 604546293 920435347 970188609 1524900351 2619700603 2761306041 6607901521 7859101809 11965659511 19823704563 34056107839 35896978533 102168323517 442729401907 1328188205721
• Sum of all divisors σ(n): 2001175672272
• Sum of proper divisors (its aliquot sum) s(n): 672987466551
• 1328188205721 is a deficient number, because the sum of its proper divisors (672987466551) is less than itself. Its deficiency is 655200739170

Bases of 1328188205721

• Binary: 10011010100111110001011111010101010011001₂
• Hexadecimal: 0x1353E2FAA99
• Base-36: GY5SYQHL

Squares and roots of 1328188205721

• 1328188205721 squared (1328188205721²) is 1764083909816369417129841
• 1328188205721 cubed (1328188205721³) is 2343035442920290074732182119476020361
• The square root of 1328188205721 is 1152470.4793273449
• The cube root of 1328188205721 is 10992.2485492621

Scales and comparisons

• 1,328,188,205,721 seconds is equal to 42,232 years, 14 weeks, 2 days, 16 hours, 15 minutes, 21 seconds.
• To count from 1 to 1,328,188,205,721 would take you about one hundred five thousand, five hundred eighty 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 1328188205721 cubic inches would be around 916 feet tall.

Recreational maths with 1328188205721

• 1328188205721 backwards is 1275028818231
• The number of decimal digits it has is: 13
• The sum of 1328188205721's digits is 48
• More coming soon!