121988752193

Names of 121988752193

• Cardinal: 121988752193 can be written as One hundred twenty-one billion, nine hundred eighty-eight million, seven hundred fifty-two thousand, one hundred ninety-three.

Scientific notation

• Scientific notation: 1.21988752193 × 10¹¹

Factors of 121988752193

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2958

Divisors of 121988752193

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 11 23 77 89 161 253 307 623 979 1771 2047 2149 2521 3377 6853 7061 14329 17647 22517 23639 27323 27731 49427 57983 77671 157619 191261 194117 224369 300553 405881 543697 628429 637813 773947 1570583 2103871 2468059 4399003 4464691 5160487 5417629 6912719 8513417 17276413 17800781 36123409 48389033 56765357 59593919 68881283 124605467 195808591 397357499 482168981 757694113 1370660137 1584269509 5303858791 11089886563 17426964599 121988752193
• Sum of all divisors σ(n): 161072271360
• Sum of proper divisors (its aliquot sum) s(n): 39083519167
• 121988752193 is a deficient number, because the sum of its proper divisors (39083519167) is less than itself. Its deficiency is 82905233026

Bases of 121988752193

• Binary: 1110001100111000110001010001101000001₂
• Hexadecimal: 0x1C6718A341
• Base-36: 1K1GYBLT

Squares and roots of 121988752193

• 121988752193 squared (121988752193²) is 14881255661605162309249
• 121988752193 cubed (121988752193³) is 1815345809224230409552519892933057
• The square root of 121988752193 is 349268.8823714475
• The cube root of 121988752193 is 4959.5232398283

Scales and comparisons

• 121,988,752,193 seconds is equal to 3,878 years, 44 weeks, 6 days, 20 hours, 29 minutes, 53 seconds.
• To count from 1 to 121,988,752,193 would take you about seven thousand, seven hundred fifty-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 121988752193 cubic inches would be around 413.3 feet tall.

Recreational maths with 121988752193

• 121988752193 backwards is 391257889121
• The number of decimal digits it has is: 12
• The sum of 121988752193's digits is 56
• More coming soon!