19394741520

Names of 19394741520

• Cardinal: 19394741520 can be written as Nineteen billion, three hundred ninety-four million, seven hundred forty-one thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.939474152 × 10¹⁰

Factors of 19394741520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 10629

Divisors of 19394741520

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 18 20 21 22 24 27 28 30 33 35 36 40 42 44 45 48 54 55 56 60 63 66 70 72 77 80 84 88 90 99 105 108 110 112 120 121 126 132 135 140 144 154 165 168 176 180 189 198 210 216 220 231 240 242 252 264 270 280 297 308 315 330 336 360 363 378 385 396 420 432 440 462 484 495 504 528 540 560 594 605 616 630 660 693 720 726 756 770 792 840 847 880 924 945 968 990 1008 1080 1089 1155 1188 1210 1232 1260 1320 1386 1452 1485 1512 1540 1584 1680 1694 1815 1848 1890 1936 1980 2079 2160 2178 2310 2376 2420 2520 2541 2640 2772 2904 2970 3024 3080 3267 3388 3465 3630 3696 3780 3960 4158 4235 4356 4620 4752 4840 5040 5082 5445 5544 5808 5940 6160 6534 6776 6930 7260 7560 7623 7920 8316 8470 8712 9240 9680 10164 10395 10601 10890 11088 11880 12705 13068 13552 13860 14520 15120 15246 16335 16632 16940 17424 18480 20328 20790 21202 21780 22869 23760 25410 26136 27720 29040 30492 31803 32670 33264 33880 38115 40656 41580 42404 43560 45738 50820 52272 53005 55440 60984 63606 65340 67760 74207 76230 83160 84808 87120 91476 95409 101640 106010 114345 116611 121968 127212 130680 148414 152460 159015 166320 169616 182952 190818 203280 212020 222621 228690 233222 254424 261360 286227 296828 304920 318030 349833 365904 371035 381636 424040 445242 457380 466444 477045 508848 572454 583055 593656 609840 636060 667863 699666 742070 763272 816277 848080 890484 914760 932888 954090 1049499 1113105 1144908 1166110 1187312 1272120 1282721 1335726 1399332 1431135 1484140 1526544 1632554 1749165 1780968 1829520 1865776 1908180 2003589 2098998 2226210 2289816 2332220 2448831 2544240 2565442 2671452 2798664 2862270 2968280 3148497 3265108 3339315 3498330 3561936 3816360 3848163 4007178 4081385 4197996 4452420 4579632 4664440 4897662 5130884 5247495 5342904 5597328 5724540 5936560 6296994 6413605 6530216 6678630 6996660 7346493 7632720 7696326 8014356 8162770 8395992 8904840 8979047 9328880 9795324 10017945 10261768 10494990 10685808 11449080 11544489 12244155 12593988 12827210 13060432 13357260 13993320 14692986 15392652 15742485 16028712 16325540 16791984 17809680 17958094 19240815 19590648 20035890 20523536 20989980 22039479 22898160 23088978 24488310 25187976 25654420 26714520 26937141 27986640 29385972 30785304 31484970 32057424 32651080 34633467 35916188 36732465 38481630 39181296 40071780 41979960 44078958 44895235 46177956 48976620 50375952 51308840 53429040 53874282 57722445 58771944 61570608 62969940 65302160 69266934 71832376 73464930 76963260 80143560 80811423 83959920 88157916 89790470 92355912 97953240 102617680 107748564 110197395 115444890 117543888 125939880 134685705 138533868 143664752 146929860 153926520 160287120 161622846 173167335 176315832 179580940 184711824 195906480 215497128 220394790 230889780 242434269 251879760 269371410 277067736 293859720 307853040 323245692 346334670 352631664 359161880 404057115 430994256 440789580 461779560 484868538 538742820 554135472 587719440 646491384 692669340 718323760 808114230 881579160 923559120 969737076 1077485640 1212171345 1292982768 1385338680 1616228460 1763158320 1939474152 2154971280 2424342690 2770677360 3232456920 3878948304 4848685380 6464913840 9697370760 19394741520
• Sum of all divisors σ(n): 83927128320
• Sum of proper divisors (its aliquot sum) s(n): 64532386800
• 19394741520 is an abundant number, because the sum of its proper divisors (64532386800) is greater than itself. Its abundance is 45137645280

Bases of 19394741520

• Binary: 10010000100000001000100010100010000₂
• Hexadecimal: 0x484044510
• Base-36: 8WR4MC0

Squares and roots of 19394741520

• 19394741520 squared (19394741520²) is 376155998627611910400
• 19394741520 cubed (19394741520³) is 7295448364580007737081399808000
• The square root of 19394741520 is 139265.0046494093
• The cube root of 19394741520 is 2686.7545848887

Scales and comparisons

• 19,394,741,520 seconds is equal to 616 years, 36 weeks, 4 hours, 12 minutes.
• To count from 1 to 19,394,741,520 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 19394741520 cubic inches would be around 223.9 feet tall.

Recreational maths with 19394741520

• 19394741520 backwards is 02514749391
• 19394741520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19394741520's digits is 45
• More coming soon!