19308619720

Names of 19308619720

• Cardinal: 19308619720 can be written as Nineteen billion, three hundred eight million, six hundred nineteen thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.930861972 × 10¹⁰

Factors of 19308619720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 30031

Divisors of 19308619720

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 13 17 20 26 34 40 52 65 68 73 85 104 130 136 146 170 221 260 292 340 365 442 520 584 680 730 884 949 1105 1241 1460 1768 1898 2210 2482 2920 3796 4420 4745 4964 6205 7592 8840 9490 9928 12410 16133 18980 24820 29921 32266 37960 49640 59842 64532 80665 119684 129064 149605 161330 239368 299210 322660 388973 508657 598420 645320 777946 1017314 1196840 1555892 1944865 2034628 2184233 2543285 3111784 3889730 4069256 4368466 5086570 6612541 7779460 8736932 10173140 10921165 13225082 15558920 17473864 20346280 21842330 26450164 28395029 33062705 37131961 43684660 52900328 56790058 66125410 74263922 87369320 113580116 132250820 141975145 148527844 185659805 227160232 264501640 283950290 297055688 371319610 482715493 567900580 742639220 965430986 1135801160 1485278440 1930861972 2413577465 3861723944 4827154930 9654309860 19308619720
• Sum of all divisors σ(n): 50218691040
• Sum of proper divisors (its aliquot sum) s(n): 30910071320
• 19308619720 is an abundant number, because the sum of its proper divisors (30910071320) is greater than itself. Its abundance is 11601451600

Bases of 19308619720

• Binary: 10001111110111000100010011111001000₂
• Hexadecimal: 0x47EE227C8
• Base-36: 8VBUQBS

Squares and roots of 19308619720

• 19308619720 squared (19308619720²) is 372822795491572878400
• 19308619720 cubed (19308619720³) is 7198693581094111173691402048000
• The square root of 19308619720 is 138955.4594825263
• The cube root of 19308619720 is 2682.7718648131

Scales and comparisons

• 19,308,619,720 seconds is equal to 613 years, 49 weeks, 4 days, 9 hours, 28 minutes, 40 seconds.
• To count from 1 to 19,308,619,720 would take you about one thousand, two hundred twenty-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 19308619720 cubic inches would be around 223.6 feet tall.

Recreational maths with 19308619720

• 19308619720 backwards is 02791680391
• The number of decimal digits it has is: 11
• The sum of 19308619720's digits is 46
• More coming soon!