16378646940

Names of 16378646940

• Cardinal: 16378646940 can be written as Sixteen billion, three hundred seventy-eight million, six hundred forty-six thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.637864694 × 10¹⁰

Factors of 16378646940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5591

Divisors of 16378646940

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 20 30 34 36 45 51 60 68 85 90 102 153 170 180 204 255 306 340 510 612 765 1020 1237 1530 2474 3060 3711 4327 4948 6185 7422 8654 11133 12370 12981 14844 17308 18555 21029 21635 22266 24740 25962 37110 38943 42058 43270 44532 51924 55665 63087 64905 73559 74220 77886 84116 86540 105145 111330 126174 129810 147118 155772 189261 194715 210290 220677 222660 252348 259620 294236 315435 367795 378522 389430 420580 441354 630870 662031 735590 757044 778860 882708 946305 1103385 1261740 1324062 1471180 1892610 2206770 2648124 3310155 3785220 4413540 5352499 6620310 10704998 13240620 16057497 21409996 26762495 32114994 48172491 53524990 64229988 80287485 90992483 96344982 107049980 160574970 181984966 192689964 240862455 272977449 321149940 363969932 454962415 481724910 545954898 818932347 909924830 963449820 1091909796 1364887245 1637864694 1819849660 2729774490 3275729388 4094661735 5459548980 8189323470 16378646940
• Sum of all divisors σ(n): 52659052992
• Sum of proper divisors (its aliquot sum) s(n): 36280406052
• 16378646940 is an abundant number, because the sum of its proper divisors (36280406052) is greater than itself. Its abundance is 19901759112

Bases of 16378646940

• Binary: 1111010000001111100101000110011100₂
• Hexadecimal: 0x3D03E519C
• Base-36: 7IVF8V0

Squares and roots of 16378646940

• 16378646940 squared (16378646940²) is 268260075585171363600
• 16378646940 cubed (16378646940³) is 4393737066107235663802767384000
• The square root of 16378646940 is 127979.0879011099
• The cube root of 16378646940 is 2539.5650432179

Scales and comparisons

• 16,378,646,940 seconds is equal to 520 years, 41 weeks, 16 hours, 9 minutes.
• To count from 1 to 16,378,646,940 would take you about one thousand and forty-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 16378646940 cubic inches would be around 211.6 feet tall.

Recreational maths with 16378646940

• 16378646940 backwards is 04964687361
• The number of decimal digits it has is: 11
• The sum of 16378646940's digits is 54
• More coming soon!