19449979072

Names of 19449979072

• Cardinal: 19449979072 can be written as Nineteen billion, four hundred forty-nine million, nine hundred seventy-nine thousand and seventy-two.

Scientific notation

• Scientific notation: 1.9449979072 × 10¹⁰

Factors of 19449979072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2116

Divisors of 19449979072

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 8 16 17 23 32 34 46 64 68 92 136 184 272 368 391 491 544 736 782 982 1088 1472 1564 1583 1964 3128 3166 3928 6256 6332 7856 8347 11293 12512 12664 15712 16694 22586 25024 25328 26911 31424 33388 36409 45172 50656 53822 66776 72818 90344 101312 107644 133552 145636 180688 191981 215288 267104 291272 361376 383962 430576 534208 582544 618953 722752 767924 777253 861152 1165088 1237906 1535848 1554506 1722304 2330176 2475812 3071696 3109012 4951624 6143392 6218024 9903248 12286784 12436048 13213301 17876819 19806496 24872096 26426602 35753638 39612992 49744192 52853204 71507276 105706408 143014552 211412816 286029104 303905923 422825632 572058208 607811846 845651264 1144116416 1215623692 2431247384 4862494768 9724989536 19449979072
• Sum of all divisors σ(n): 42757051392
• Sum of proper divisors (its aliquot sum) s(n): 23307072320
• 19449979072 is an abundant number, because the sum of its proper divisors (23307072320) is greater than itself. Its abundance is 3857093248

Bases of 19449979072

• Binary: 10010000111010011110010000011000000₂
• Hexadecimal: 0x4874F20C0
• Base-36: 8XO0JWG

Squares and roots of 19449979072

• 19449979072 squared (19449979072²) is 378301685901237981184
• 19449979072 cubed (19449979072³) is 7357959873681396192920329781248
• The square root of 19449979072 is 139463.1817792783
• The cube root of 19449979072 is 2689.3028542179

Scales and comparisons

• 19,449,979,072 seconds is equal to 618 years, 23 weeks, 2 days, 11 hours, 57 minutes, 52 seconds.
• To count from 1 to 19,449,979,072 would take you about one thousand, two hundred thirty-six 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 19449979072 cubic inches would be around 224.1 feet tall.

Recreational maths with 19449979072

• 19449979072 backwards is 27097994491
• The number of decimal digits it has is: 11
• The sum of 19449979072's digits is 61
• More coming soon!