19947137460

Names of 19947137460

• Cardinal: 19947137460 can be written as Nineteen billion, nine hundred forty-seven million, one hundred thirty-seven thousand, four hundred sixty.

Scientific notation

• Scientific notation: 1.994713746 × 10¹⁰

Factors of 19947137460

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 165

Divisors of 19947137460

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 19 20 30 38 47 57 60 76 89 94 95 114 141 178 188 190 228 235 267 282 285 356 380 445 470 534 564 570 705 890 893 940 1068 1140 1335 1410 1691 1780 1786 2209 2670 2679 2820 3382 3572 4183 4418 4465 5073 5340 5358 6627 6764 7921 8366 8455 8836 8930 10146 10716 11045 12549 13254 13395 15842 16732 16910 17860 20292 20915 22090 23763 25098 25365 26508 26790 31684 33135 33820 39605 41830 41971 44180 47526 50196 50730 53580 62745 66270 79210 79477 83660 83942 95052 101460 118815 125490 125913 132540 150499 158420 158954 167884 196601 209855 237630 238431 250980 251826 300998 317908 372287 393202 397385 419710 451497 475260 476862 503652 589803 601996 629565 744574 752495 786404 794770 839420 902994 953724 983005 1116861 1179606 1192155 1259130 1489148 1504990 1589540 1805988 1861435 1966010 2233722 2257485 2359212 2384310 2518260 2949015 3009980 3722870 3735419 3932020 4467444 4514970 4768620 5584305 5898030 7073453 7445740 7470838 9029940 11168610 11206257 11796060 14146906 14941676 17497489 18677095 21220359 22337220 22412514 28293812 34994978 35367265 37354190 42440718 44825028 52492467 56031285 69989956 70734530 74708380 84881436 87487445 104984934 106101795 112062570 141469060 174974890 209969868 212203590 224125140 262462335 332452291 349949780 424407180 524924670 664904582 997356873 1049849340 1329809164 1662261455 1994713746 3324522910 3989427492 4986784365 6649045820 9973568730 19947137460
• Sum of all divisors σ(n): 60751578720
• Sum of proper divisors (its aliquot sum) s(n): 40804441260
• 19947137460 is an abundant number, because the sum of its proper divisors (40804441260) is greater than itself. Its abundance is 20857303800

Bases of 19947137460

• Binary: 10010100100111100010010100110110100₂
• Hexadecimal: 0x4A4F129B4
• Base-36: 95W0DRO

Squares and roots of 19947137460

• 19947137460 squared (19947137460²) is 397888292848135251600
• 19947137460 cubed (19947137460³) is 7936732471166488768336884936000
• The square root of 19947137460 is 141234.3352729781
• The cube root of 19947137460 is 2712.0239896373

Scales and comparisons

• 19,947,137,460 seconds is equal to 634 years, 13 weeks, 2 days, 15 hours, 31 minutes.
• To count from 1 to 19,947,137,460 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 19947137460 cubic inches would be around 226 feet tall.

Recreational maths with 19947137460

• 19947137460 backwards is 06473174991
• The number of decimal digits it has is: 11
• The sum of 19947137460's digits is 51
• More coming soon!