19948015872

Names of 19948015872

• Cardinal: 19948015872 can be written as Nineteen billion, nine hundred forty-eight million, fifteen thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.9948015872 × 10¹⁰

Factors of 19948015872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 6719

Divisors of 19948015872

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 576 768 1152 1741 2304 3482 4973 5223 6964 9946 10446 13928 14919 15669 19892 20892 27856 29838 31338 39784 41784 44757 55712 59676 62676 79568 83568 89514 111424 119352 125352 159136 167136 179028 222848 238704 250704 318272 334272 358056 445696 477408 501408 636544 668544 716112 954816 1002816 1273088 1337088 1432224 1909632 2005632 2864448 3819264 4011264 5728896 8657993 11457792 17315986 25973979 34631972 51947958 69263944 77921937 103895916 138527888 155843874 207791832 277055776 311687748 415583664 554111552 623375496 831167328 1108223104 1246750992 1662334656 2216446208 2493501984 3324669312 4987003968 6649338624 9974007936 19948015872
• Sum of all divisors σ(n): 57559655244
• Sum of proper divisors (its aliquot sum) s(n): 37611639372
• 19948015872 is an abundant number, because the sum of its proper divisors (37611639372) is greater than itself. Its abundance is 17663623500

Bases of 19948015872

• Binary: 10010100100111111101001000100000000₂
• Hexadecimal: 0x4A4FE9100
• Base-36: 95WJ7K0

Squares and roots of 19948015872

• 19948015872 squared (19948015872²) is 397923337229563920384
• 19948015872 cubed (19948015872³) is 7937781046894549591458576334848
• The square root of 19948015872 is 141237.4450066269
• The cube root of 19948015872 is 2712.0637988489

Scales and comparisons

• 19,948,015,872 seconds is equal to 634 years, 14 weeks, 5 days, 19 hours, 31 minutes, 12 seconds.
• To count from 1 to 19,948,015,872 would take you about one thousand, two 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 19948015872 cubic inches would be around 226 feet tall.

Recreational maths with 19948015872

• 19948015872 backwards is 27851084991
• The number of decimal digits it has is: 11
• The sum of 19948015872's digits is 54
• More coming soon!