18499663982520

Names of 18499663982520

• Cardinal: 18499663982520 can be written as Eighteen trillion, four hundred ninety-nine billion, six hundred sixty-three million, nine hundred eighty-two thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.849966398252 × 10¹³

Factors of 18499663982520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 20876

Divisors of 18499663982520

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 56 60 63 70 72 84 90 105 120 126 140 168 180 210 252 280 315 360 409 420 504 630 818 840 919 1227 1260 1636 1838 2045 2454 2520 2757 2863 3272 3676 3681 4090 4595 4908 5514 5726 6135 6433 7352 7362 8180 8271 8589 9190 9816 11028 11452 12270 12866 13785 14315 14724 16360 16542 17178 18380 18405 19299 19531 22056 22904 24540 25732 25767 27570 28630 29448 32165 33084 34356 36760 36810 38598 39062 41355 42945 49080 51464 51534 55140 57260 57897 58593 64330 66168 68712 73620 77196 78124 82710 85890 96495 97655 103068 110280 114520 115794 117186 128660 128835 136717 147240 154392 156248 165420 171780 175779 192990 195310 206136 231588 234372 257320 257670 273434 289485 292965 330840 343560 351558 375871 385980 390620 410151 463176 468744 515340 546868 578970 585930 683585 703116 751742 771960 781240 820302 878895 1030680 1093736 1127613 1157940 1171860 1230453 1367170 1406232 1503484 1640604 1757790 1879355 2050755 2255226 2315880 2343720 2460906 2631097 2734340 3006968 3281208 3382839 3515580 3758710 4101510 4510452 4921812 5262194 5468680 5638065 6152265 6765678 7031160 7517420 7893291 7988179 8203020 9020904 9843624 10524388 11276130 12304530 13155485 13531356 15034840 15786582 15976358 16406040 16914195 17948989 21048776 22552260 23679873 23964537 24609060 26310970 27062712 31573164 31952716 33828390 35897978 39466455 39940895 45104520 47359746 47929074 49218120 52621940 53846967 55917253 63146328 63905432 67656780 71795956 71893611 78932910 79881790 89744945 94719492 95858148 105243880 107693934 111834506 118399365 119822685 125642923 135313560 143591912 143787222 157865820 159763580 161540901 167751759 179489890 189438984 191716296 215387868 223669012 236798730 239645370 251285846 269234835 279586265 287574444 315731640 319527160 323081802 335503518 358979780 359468055 376928769 430775736 447338024 473597460 479290740 502571692 503255277 538469670 559172530 575148888 628214615 646163604 671007036 717959560 718936110 753857538 807704505 838758795 947194920 958581480 1005143384 1006510554 1076939340 1118345060 1130786307 1256429230 1292327208 1342014072 1437872220 1507715076 1615409010 1677517590 1884643845 2013021108 2153878680 2236690120 2261572614 2512858460 2516276385 2875744440 3015430152 3230818020 3355035180 3769287690 4026042216 4523145228 5025716920 5032552770 5653931535 6461636040 6710070360 7341136501 7538575380 9046290456 10065105540 11307863070 14682273002 15077150760 20130211080 22023409503 22615726140 29364546004 36705682505 44046819006 45231452280 51387955507 58729092008 66070228509 73411365010 88093638012 102775911014 110117047515 132140457018 146822730020 154163866521 176187276024 205551822028 220234095030 256939777535 264280914036 293645460040 308327733042 330351142545 411103644056 440468190060 462491599563 513879555070 528561828072 616655466084 660702285090 770819332605 880936380120 924983199126 1027759110140 1233310932168 1321404570180 1541638665210 1849966398252 2055518220280 2312457997815 2642809140360 3083277330420 3699932796504 4624915995630 6166554660840 9249831991260 18499663982520
• Sum of all divisors σ(n): 68959522944000
• Sum of proper divisors (its aliquot sum) s(n): 50459858961480
• 18499663982520 is an abundant number, because the sum of its proper divisors (50459858961480) is greater than itself. Its abundance is 31960194978960

Bases of 18499663982520

• Binary: 100001101001101001001111001100110111110111000₂
• Hexadecimal: 0x10D349E66FB8
• Base-36: 6K2MMADA0

Squares and roots of 18499663982520

• 18499663982520 squared (18499663982520²) is 342237567466147746865550400
• 18499663982520 cubed (18499663982520³) is 6331280000318752012061472959855779008000
• The square root of 18499663982520 is 4301123.5721053167
• The cube root of 18499663982520 is 26447.7022373833

Scales and comparisons

• 18,499,663,982,520 seconds is equal to 588,232 years, 4 weeks, 5 days, 6 hours, 42 minutes.
• To count from 1 to 18,499,663,982,520 would take you about one million, four hundred seventy thousand, five hundred eighty 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 18499663982520 cubic inches would be around 2204 feet tall.

Recreational maths with 18499663982520

• 18499663982520 backwards is 02528936699481
• 18499663982520 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18499663982520's digits is 72
• More coming soon!