19788134079

Names of 19788134079

• Cardinal: 19788134079 can be written as Nineteen billion, seven hundred eighty-eight million, one hundred thirty-four thousand and seventy-nine.

Scientific notation

• Scientific notation: 1.9788134079 × 10¹⁰

Factors of 19788134079

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2128

Divisors of 19788134079

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 17 19 21 29 49 51 57 87 119 133 147 203 323 343 357 399 493 551 609 833 931 969 1029 1421 1479 1653 2053 2261 2499 2793 3451 3857 4263 5831 6159 6517 6783 9367 9947 10353 11571 14371 15827 17493 19551 24157 26999 28101 29841 34901 39007 43113 47481 59537 65569 72471 80997 100597 104703 110789 117021 169099 178611 188993 196707 244307 273049 301791 332367 416759 458983 507297 566979 663119 704179 732921 819147 1012129 1131203 1250277 1376949 1710149 1911343 1989357 2112537 2917313 3036387 3212881 3393609 4641833 5130447 5734029 7084903 7918421 8751939 9638643 11971043 13379401 13925499 19230451 20421191 21254709 23755263 32492831 35913129 40138203 49594321 55428947 57691353 61263573 97478493 134613157 148782963 166286841 227449817 347160247 388002629 403839471 682349451 942292099 1041480741 1164007887 2826876297 6596044693 19788134079
• Sum of all divisors σ(n): 35493120000
• Sum of proper divisors (its aliquot sum) s(n): 15704985921
• 19788134079 is a deficient number, because the sum of its proper divisors (15704985921) is less than itself. Its deficiency is 4083148158

Bases of 19788134079

• Binary: 10010011011011101101111011010111111₂
• Hexadecimal: 0x49B76F6BF
• Base-36: 939CDZ3

Squares and roots of 19788134079

• 19788134079 squared (19788134079²) is 391570250328481178241
• 19788134079 cubed (19788134079³) is 7748444614847579347460805375039
• The square root of 19788134079 is 140670.3027614571
• The cube root of 19788134079 is 2704.7986943763

Scales and comparisons

• 19,788,134,079 seconds is equal to 629 years, 10 weeks, 3 days, 7 hours, 54 minutes, 39 seconds.
• To count from 1 to 19,788,134,079 would take you about one thousand, two hundred fifty-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 19788134079 cubic inches would be around 225.4 feet tall.

Recreational maths with 19788134079

• 19788134079 backwards is 97043188791
• 19788134079 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19788134079's digits is 57
• More coming soon!