19996959640

Names of 19996959640

• Cardinal: 19996959640 can be written as Nineteen billion, nine hundred ninety-six million, nine hundred fifty-nine thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.999695964 × 10¹⁰

Factors of 19996959640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1307

Divisors of 19996959640

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 14 19 20 28 35 38 40 56 70 76 95 133 140 152 181 190 266 280 361 362 380 532 665 722 724 760 905 1064 1093 1267 1330 1444 1448 1805 1810 2186 2527 2534 2660 2888 3439 3610 3620 4372 5054 5068 5320 5465 6335 6878 7220 7240 7651 8744 10108 10136 10930 12635 12670 13756 14440 15302 17195 20216 20767 21860 24073 25270 25340 27512 30604 34390 38255 41534 43720 48146 50540 50680 61208 65341 68780 76510 83068 96292 101080 103835 120365 130682 137560 145369 153020 166136 192584 197833 207670 240730 261364 290738 306040 326705 394573 395666 415340 457387 481460 522728 581476 653410 726845 789146 791332 830680 914774 962920 989165 1162952 1306820 1384831 1453690 1578292 1582664 1829548 1972865 1978330 2286935 2613640 2762011 2769662 2907380 3156584 3659096 3758827 3945730 3956660 4573870 5524022 5539324 5814760 6924155 7517654 7891460 7913320 9147740 11048044 11078648 13810055 13848310 15035308 15782920 18295480 18794135 22096088 26311789 27620110 27696620 30070616 37588270 52623578 55240220 55393240 71417713 75176540 105247156 110480440 131558945 142835426 150353080 210494312 263117890 285670852 357088565 499923991 526235780 571341704 714177130 999847982 1052471560 1428354260 1999695964 2499619955 2856708520 3999391928 4999239910 9998479820 19996959640
• Sum of all divisors σ(n): 54619306560
• Sum of proper divisors (its aliquot sum) s(n): 34622346920
• 19996959640 is an abundant number, because the sum of its proper divisors (34622346920) is greater than itself. Its abundance is 14625387280

Bases of 19996959640

• Binary: 10010100111111010010110001110011000₂
• Hexadecimal: 0x4A7E96398
• Base-36: 96PO8T4

Squares and roots of 19996959640

• 19996959640 squared (19996959640²) is 399878394843788929600
• 19996959640 cubed (19996959640³) is 7996352122599231329890001344000
• The square root of 19996959640 is 141410.6065328905
• The cube root of 19996959640 is 2714.2800628453

Scales and comparisons

• 19,996,959,640 seconds is equal to 635 years, 43 weeks, 5 days, 7 hours, 40 seconds.
• To count from 1 to 19,996,959,640 would take you about one thousand, two hundred seventy-one 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 19996959640 cubic inches would be around 226.2 feet tall.

Recreational maths with 19996959640

• 19996959640 backwards is 04695969991
• The number of decimal digits it has is: 11
• The sum of 19996959640's digits is 67
• More coming soon!