18974574272940

Names of 18974574272940

• Cardinal: 18974574272940 can be written as Eighteen trillion, nine hundred seventy-four billion, five hundred seventy-four million, two hundred seventy-two thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.897457427294 × 10¹³

Factors of 18974574272940

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2072

Divisors of 18974574272940

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 13 15 17 20 22 26 30 33 34 39 44 51 52 55 60 65 66 68 78 85 102 110 130 132 143 149 156 165 170 187 195 204 220 221 255 260 286 298 330 340 374 390 429 442 447 510 561 572 596 660 663 715 745 748 780 858 881 884 894 935 991 1020 1105 1122 1326 1430 1490 1639 1716 1762 1788 1870 1937 1982 2145 2210 2235 2244 2431 2533 2643 2652 2805 2860 2973 2980 3278 3315 3524 3740 3874 3964 4290 4405 4420 4470 4862 4917 4955 5066 5286 5610 5811 5946 6556 6630 7293 7599 7748 8195 8580 8810 8940 9685 9691 9724 9834 9910 10132 10572 10901 11220 11453 11622 11892 12155 12665 12883 13215 13260 14586 14865 14977 15198 16390 16847 17620 19370 19382 19668 19820 21307 21802 22906 23244 24310 24585 25330 25766 26430 27863 29055 29073 29172 29730 29954 30396 32703 32780 32929 33694 34359 36465 37995 38649 38740 38764 42614 43604 44931 45812 48455 48620 49170 50541 50660 51532 52860 54505 55726 57265 58110 58146 59460 59908 63921 64415 65406 65858 67388 68718 72930 74885 75990 77298 83589 84235 85228 89862 96910 98340 98787 101082 106535 109010 111452 114530 116220 116292 125983 127842 128830 130812 131269 131716 137436 139315 141713 145365 145860 147659 149770 151980 154596 163515 164645 164747 167178 168470 171795 179724 185317 193245 193820 194701 197574 202164 213070 218020 219011 224655 229060 251966 252705 255684 257660 262538 278630 283426 290730 295318 299540 319605 327030 329290 329494 334356 336940 343590 362219 370634 377949 386490 389402 393807 395148 417945 425139 426140 438022 442977 449310 493935 494241 503932 505410 525076 555951 557260 566852 581460 584103 590636 629915 639210 654060 656345 657033 658580 658988 687180 708565 724438 738295 741268 755898 772980 778804 787614 823735 835890 850278 873071 876044 885954 898620 926585 973505 987870 988482 1010820 1086657 1095055 1111902 1168206 1259830 1278420 1312690 1314066 1417130 1443959 1448876 1476590 1511796 1575228 1624249 1647470 1671780 1700556 1706497 1746142 1771908 1811095 1853170 1889745 1919567 1947010 1969035 1975740 1976964 2125695 2141711 2173314 2190110 2214885 2223804 2231573 2336412 2409121 2471205 2510203 2519660 2619213 2625380 2628132 2779755 2834260 2887918 2920515 2953180 3248498 3285165 3294940 3412994 3492284 3622190 3706340 3779490 3839134 3894020 3938070 4251390 4283422 4331877 4346628 4365355 4380220 4429770 4463146 4818242 4872747 4942410 5020406 5119491 5238426 5433285 5559510 5758701 5775836 5841030 6425133 6496996 6570330 6694719 6825988 7219795 7227363 7244380 7530609 7558980 7678268 7876140 8121245 8502780 8532485 8566844 8663754 8730710 8859540 8926292 9597835 9603781 9636484 9745494 9884820 10040812 10238982 10476852 10708555 10866570 11119020 11157865 11349923 11517402 11682060 12045605 12551015 12850266 13096065 13140660 13389438 14439590 14454726 14842207 15061218 16242490 17064970 17327508 17461420 18771467 19195670 19207562 19490988 20477964 21115237 21417110 21659385 21733140 22315730 22699846 23034804 24091210 24363735 24547303 25102030 25597455 25700532 26192130 26778876 27612233 28793505 28811343 28879180 28909452 29010449 29684414 30122436 32125665 32484980 32632639 33473595 34049769 34129940 36136815 37542934 37653045 38391340 38415124 42230474 42834220 43318770 44526621 44631460 45399692 48018905 48182420 48727470 49094606 50204060 51194910 52384260 55224466 56314401 56749615 57587010 57622686 58020898 59368828 63345711 64251330 65265278 66947190 68099538 72273630 73641909 74211035 75085868 75306090 82836699 84460948 86637540 87031347 89053242 93857335 96037810 97454940 97897917 98189212 102389820 105576185 110448932 112628802 113499230 115174020 115245372 116041796 122736515 124849153 126691422 128502660 130087579 130530556 133894380 136199076 138061165 144056715 144547260 145052245 147283818 148422070 150612180 163163195 163264277 165673398 170248845 174062694 178106484 187714670 192075620 192948691 195795834 211152370 222633105 225257604 226998460 245473030 249698306 253382844 260175158 276122330 281572005 288113430 290104490 294567636 296844140 316728555 319114939 326326390 326528554 331346796 340497690 348125388 358959029 368209545 374547459 375429340 385897382 390262737 391591668 414183495 422304740 435156735 445266210 489489585 489792831 490946060 499396612 520350316 552244660 563144010 576226860 578846073 580208980 624245765 633457110 638229878 650437895 652652780 653057108 680995380 717918058 736419090 749094918 771794764 780525474 816321385 828366990 870313470 890532420 957344817 964743455 978979170 979585662 1076877087 1126288020 1157692146 1248491530 1266914220 1276459756 1300875790 1430963369 1435836116 1472838180 1498189836 1561050948 1595574695 1632642770 1656733980 1691138527 1740626940 1794795145 1872737295 1914689634 1929486910 1951313685 1957958340 1959171324 2122435601 2153754174 2211488843 2315384292 2448964155 2496983060 2601751580 2861926738 2894230365 3191149390 3265285540 3382277054 3589590290 3745474590 3829379268 3858973820 3902627370 4244871202 4292890107 4307508348 4422977686 4786724085 4897928310 5073415581 5384385435 5723853476 5788460730 6367306803 6382298780 6634466529 6764554108 7154816845 7179180580 7490949180 7805254740 8455692635 8489742404 8585780214 8845955372 9573448170 9795856620 10146831162 10612178005 10768770870 11057444215 11576921460 12734613606 13268933058 14309633690 16911385270 17171560428 18602523797 19146896340 20293662324 21224356010 21464450535 21537541740 22114888430 24326377273 25367077905 25469227212 26537866116 28619267380 28749354959 31836534015 33172332645 33822770540 37205047594 42448712020 42928901070 44229776860 48652754546 50734155810 55807571391 57498709918 63673068030 66344665290 72979131819 74410095188 85857802140 86248064877 93012618985 97305509092 101468311620 111615142782 114997419836 121631886365 127346136060 132689330580 143746774795 145958263638 172496129754 186025237970 223230285564 243263772730 279037856955 287493549590 291916527276 316242904549 344992259508 364895659095 372050475940 431240324385 486527545460 558075713910 574987099180 632485809098 729791318190 862480648770 948728713647 1116151427820 1264971618196 1459582636380 1581214522745 1724961297540 1897457427294 3162429045490 3794914854588 4743643568235 6324858090980 9487287136470 18974574272940
• Sum of all divisors σ(n): 66674932531200
• Sum of proper divisors (its aliquot sum) s(n): 47700358258260
• 18974574272940 is an abundant number, because the sum of its proper divisors (47700358258260) is greater than itself. Its abundance is 28725783985320

Bases of 18974574272940

• Binary: 100010100000111011100110000100110000110101100₂
• Hexadecimal: 0x1141DCC261AC
• Base-36: 6Q4SRM2LO

Squares and roots of 18974574272940

• 18974574272940 squared (18974574272940²) is 360034468839316529616243600
• 18974574272940 cubed (18974574272940³) is 6831500769810113525629659383683928184000
• The square root of 18974574272940 is 4355981.4362483227
• The cube root of 18974574272940 is 26672.1083576929

Scales and comparisons

• 18,974,574,272,940 seconds is equal to 603,332 years, 40 weeks, 3 hours, 49 minutes.
• To count from 1 to 18,974,574,272,940 would take you about one million, five hundred eight thousand, three hundred thirty-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 18974574272940 cubic inches would be around 2222.7 feet tall.

Recreational maths with 18974574272940

• 18974574272940 backwards is 04927247547981
• The number of decimal digits it has is: 14
• The sum of 18974574272940's digits is 69
• More coming soon!