20438616515040

Names of 20438616515040

• Cardinal: 20438616515040 can be written as Twenty trillion, four hundred thirty-eight billion, six hundred sixteen million, five hundred fifteen thousand and forty.

Scientific notation

• Scientific notation: 2.043861651504 × 10¹³

Factors of 20438616515040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2352

Divisors of 20438616515040

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 71 72 80 90 96 120 142 144 160 180 213 240 257 284 288 355 360 426 480 514 521 568 639 710 720 771 852 1028 1042 1065 1136 1278 1285 1420 1440 1493 1542 1563 1704 2056 2084 2130 2272 2313 2556 2570 2605 2840 2986 3084 3126 3195 3408 3855 4112 4168 4260 4479 4626 4689 5112 5140 5210 5680 5972 6168 6252 6390 6816 7465 7710 7815 8224 8336 8520 8958 9252 9378 10224 10280 10420 11360 11565 11944 12336 12504 12780 13437 14930 15420 15630 16672 17040 17916 18247 18504 18756 20448 20560 20840 22395 23130 23445 23888 24672 25008 25560 26874 29860 30840 31260 34080 35832 36494 36991 37008 37512 41120 41680 44790 46260 46890 47776 50016 51120 53748 54741 59720 61680 62520 67185 71664 72988 73982 74016 75024 83360 89580 91235 92520 93780 102240 106003 107496 109482 110973 119440 123360 125040 133897 134370 143328 145976 147964 150048 164223 179160 182470 184955 185040 187560 212006 214992 218964 221946 238880 250080 267794 268740 273705 291952 295928 318009 328446 332919 358320 364940 369910 370080 375120 383701 401691 424012 429984 437928 443892 530015 535588 537480 547410 554865 583904 591856 636018 656892 665838 669485 716640 729880 739820 750240 767402 777853 803382 821115 848024 875856 887784 954027 1060030 1071176 1074960 1094820 1109730 1151103 1183712 1205073 1272036 1313784 1331676 1338970 1459760 1479640 1534804 1555706 1590045 1606764 1642230 1664595 1696048 1751712 1775568 1908054 1918505 2008455 2120060 2142352 2149920 2189640 2219460 2302206 2333559 2410146 2544072 2627568 2663352 2677940 2919520 2959280 3069608 3111412 3180090 3213528 3284460 3329190 3392096 3453309 3551136 3816108 3837010 3889265 4016910 4240120 4284704 4379280 4438920 4604412 4667118 4770135 4820292 5088144 5255136 5326704 5355880 5755515 5918560 6025365 6139216 6222824 6360180 6427056 6568920 6658380 6906618 7000677 7632216 7674020 7778530 8033820 8480240 8758560 8877840 9208824 9334236 9506687 9540270 9640584 10176288 10653408 10711760 11511030 11667795 12050730 12278432 12445648 12720360 12854112 13137840 13316760 13813236 14001354 15264432 15348040 15557060 16067640 16960480 17266545 17755680 18417648 18668472 19013374 19080540 19281168 21423520 23022060 23335590 24101460 24891296 25440720 26275680 26633520 27242771 27626472 28002708 28520061 30528864 30696080 31114120 32135280 34533090 35003385 36835296 37336944 38026748 38161080 38562336 46044120 46671180 47533435 48202920 50881440 53267040 54485542 55227563 55252944 56005416 57040122 61392160 62228240 64270560 69066180 70006770 74673888 76053496 76322160 81728313 85560183 92088240 93342360 95066870 96405840 108971084 110455126 110505888 112010832 114080244 124456480 136213855 138132360 140013540 142600305 152106992 152644320 163456626 165682689 171120366 184176480 186684720 190133740 192811680 199908221 217942168 220910252 224021664 228160488 245184939 272427710 276137815 276264720 280027080 285200610 304213984 326913252 331365378 342240732 373369440 380267480 399816442 408641565 427800915 435884336 441820504 456320976 490369878 497048067 544855420 552275630 552529440 560054160 570401220 599724663 653826504 662730756 684481464 760534960 799632884 817283130 828413445 855601830 871768672 883641008 912641952 980739756 994096134 999541105 1089710840 1104551260 1120108320 1140802440 1199449326 1225924695 1307653008 1325461512 1368962928 1521069920 1599265768 1634566260 1656826890 1711203660 1767282016 1799173989 1961479512 1988192268 1999082210 2179421680 2209102520 2281604880 2398898652 2451849390 2485240335 2615306016 2650923024 2737925856 2998623315 3198531536 3269132520 3313653780 3422407320 3598347978 3922959024 3976384536 3998164420 4358843360 4418205040 4563209760 4797797304 4903698780 4970480670 5301846048 5997246630 6397063072 6538265040 6627307560 6844814640 7196695956 7845918048 7952769072 7996328840 8836410080 8995869945 9595594608 9807397560 9940961340 11994493260 13076530080 13254615120 13689629280 14193483691 14393391912 15905538144 15992657680 17991739890 19191189216 19614795120 19881922680 23988986520 26509230240 28386967382 28786783824 31985315360 35983479780 39229590240 39763845360 42580451073 47977973040 56773934764 57573567648 70967418455 71966959560 79527690720 85160902146 95955946080 113547869528 127741353219 141934836910 143933919120 170321804292 212902255365 227095739056 255482706438 283869673820 287867838240 340643608584 425804510730 454191478112 510965412876 567739347640 638706766095 681287217168 851609021460 1021930825752 1135478695280 1277413532190 1362574434336 1703218042920 2043861651504 2270957390560 2554827064380 3406436085840 4087723303008 5109654128760 6812872171680 10219308257520 20438616515040
• Sum of all divisors σ(n): 71188272634752
• Sum of proper divisors (its aliquot sum) s(n): 50749656119712
• 20438616515040 is an abundant number, because the sum of its proper divisors (50749656119712) is greater than itself. Its abundance is 30311039604672

Bases of 20438616515040

• Binary: 100101001011010111100011110100010000111100000₂
• Hexadecimal: 0x1296BC7A21E0
• Base-36: 78TDCKAG0

Squares and roots of 20438616515040

• 20438616515040 squared (20438616515040²) is 417737045048865834546201600
• 20438616515040 cubed (20438616515040³) is 8537967267879757709777208185661272064000
• The square root of 20438616515040 is 4520908.8151653755
• The cube root of 20438616515040 is 27341.1743963797

Scales and comparisons

• 20,438,616,515,040 seconds is equal to 649,884 years, 40 weeks, 5 days, 12 hours, 24 minutes.
• To count from 1 to 20,438,616,515,040 would take you about one million, six hundred twenty-four thousand, seven hundred eleven 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 20438616515040 cubic inches would be around 2278.4 feet tall.

Recreational maths with 20438616515040

• 20438616515040 backwards is 04051561683402
• 20438616515040 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20438616515040's digits is 45
• More coming soon!