19399274440

Names of 19399274440

• Cardinal: 19399274440 can be written as Nineteen billion, three hundred ninety-nine million, two hundred seventy-four thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.939927444 × 10¹⁰

Factors of 19399274440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 338

Divisors of 19399274440

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 26 28 35 40 47 49 52 56 65 70 91 94 97 98 104 130 140 167 182 188 194 196 235 245 260 280 329 334 364 376 388 392 455 470 485 490 520 611 637 658 668 679 728 776 835 910 940 970 980 1169 1222 1261 1274 1316 1336 1358 1645 1670 1820 1880 1940 1960 2171 2303 2338 2444 2522 2548 2632 2716 3055 3185 3290 3340 3395 3640 3880 4277 4342 4559 4606 4676 4753 4888 5044 5096 5432 5845 6110 6305 6370 6580 6680 6790 7849 8183 8554 8684 8827 9118 9212 9352 9506 10088 10855 11515 11690 12220 12610 12740 13160 13580 15197 15698 16199 16366 17108 17368 17654 18236 18424 19012 21385 21710 22795 23030 23380 23765 24440 25220 25480 27160 29939 30394 31396 31913 32398 32732 34216 35308 36472 38024 39245 40915 42770 43420 44135 45590 46060 46760 47530 50440 54943 59267 59878 60788 61789 62792 63826 64796 65464 70616 75985 78490 80995 81830 85540 86840 88270 91180 92120 95060 102037 106379 109886 113393 118534 119756 121576 123578 127652 129592 149695 151970 156980 159565 161990 163660 171080 176540 182360 190120 204074 210587 212758 219772 223391 226786 237068 239512 247156 255304 274715 296335 299390 303940 308945 313960 319130 323980 327320 353080 384601 408148 414869 421174 425516 439544 446782 453572 474136 494312 510185 531895 549430 566965 592670 598780 607880 617890 638260 647960 714259 761353 769202 793751 816296 829738 842348 851032 893564 907144 1020370 1052935 1063790 1098860 1116955 1133930 1185340 1197560 1235780 1276520 1428518 1474109 1522706 1538404 1587502 1659476 1684696 1787128 1923005 2040740 2074345 2105870 2127580 2197720 2233910 2267860 2370680 2471560 2857036 2904083 2948218 3045412 3076808 3175004 3318952 3571295 3806765 3846010 3968755 4081480 4148690 4211740 4255160 4467820 4535720 4999813 5329471 5714072 5808166 5896436 6090824 6350008 7142590 7370545 7613530 7692020 7937510 8297380 8423480 8935640 9897589 9999626 10318763 10658942 11616332 11792872 14285180 14520415 14741090 15227060 15384040 15875020 16594760 19795178 19999252 20637526 21317884 23232664 24999065 26647355 28570360 29040830 29482180 30454120 31750040 37306297 39590356 39998504 41275052 42635768 49487945 49998130 51593815 53294710 58081660 58964360 69283123 74612594 79180712 82550104 98975890 99996260 103187630 106589420 116163320 138566246 149225188 186531485 197951780 199992520 206375260 213178840 277132492 298450376 346415615 373062970 395903560 412750520 484981861 554264984 692831230 746125940 969963722 1385662460 1492251880 1939927444 2424909305 2771324920 3879854888 4849818610 9699637220 19399274440
• Sum of all divisors σ(n): 56757335040
• Sum of proper divisors (its aliquot sum) s(n): 37358060600
• 19399274440 is an abundant number, because the sum of its proper divisors (37358060600) is greater than itself. Its abundance is 17958786160

Bases of 19399274440

• Binary: 10010000100010010010110111111001000₂
• Hexadecimal: 0x484496FC8
• Base-36: 8WTTRYG

Squares and roots of 19399274440

• 19399274440 squared (19399274440²) is 376331848798437313600
• 19399274440 cubed (19399274440³) is 7300564815353469689662744384000
• The square root of 19399274440 is 139281.2781388799
• The cube root of 19399274440 is 2686.9638838009

Scales and comparisons

• 19,399,274,440 seconds is equal to 616 years, 43 weeks, 3 days, 15 hours, 20 minutes, 40 seconds.
• To count from 1 to 19,399,274,440 would take you about one thousand, two hundred thirty-three 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 19399274440 cubic inches would be around 223.9 feet tall.

Recreational maths with 19399274440

• 19399274440 backwards is 04447299391
• 19399274440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19399274440's digits is 52
• More coming soon!