18023559840

Names of 18023559840

• Cardinal: 18023559840 can be written as Eighteen billion, twenty-three million, five hundred fifty-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.802355984 × 10¹⁰

Factors of 18023559840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 216

Divisors of 18023559840

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 13 15 16 18 20 22 24 26 30 32 33 36 39 40 44 45 48 52 55 60 65 66 72 73 78 80 88 90 96 99 104 109 110 117 120 121 130 132 143 144 146 156 160 165 176 180 195 198 208 218 219 220 234 240 242 260 264 286 288 292 312 327 330 352 360 363 365 390 396 416 429 436 438 440 468 480 484 495 520 528 545 572 584 585 605 624 654 657 660 715 720 726 730 780 792 803 858 872 876 880 936 949 968 981 990 1040 1056 1089 1090 1095 1144 1168 1170 1199 1210 1248 1287 1308 1314 1320 1417 1430 1440 1452 1460 1560 1573 1584 1606 1635 1716 1744 1752 1760 1815 1872 1898 1936 1962 1980 2080 2145 2178 2180 2190 2288 2336 2340 2398 2409 2420 2574 2616 2628 2640 2834 2847 2860 2904 2920 3120 3146 3168 3212 3270 3285 3432 3488 3504 3597 3630 3744 3796 3872 3924 3960 4015 4251 4290 4356 4360 4380 4576 4680 4719 4745 4796 4818 4840 4905 5148 5232 5256 5280 5445 5668 5694 5720 5808 5840 5995 6240 6292 6424 6435 6540 6570 6864 7008 7085 7194 7227 7260 7592 7848 7865 7920 7957 8030 8502 8541 8580 8712 8720 8760 8833 9360 9438 9490 9592 9636 9680 9810 10296 10439 10464 10512 10791 10890 11336 11388 11440 11616 11680 11990 12045 12584 12753 12848 12870 13080 13140 13189 13728 14157 14170 14235 14388 14454 14520 15184 15587 15696 15730 15840 15914 16060 17004 17082 17160 17424 17440 17520 17666 17985 18720 18876 18980 19184 19272 19360 19620 20592 20878 21024 21255 21582 21780 22672 22776 22880 23595 23871 23980 24090 25168 25506 25696 25740 26160 26280 26378 26499 28314 28340 28470 28776 28908 29040 30368 31174 31317 31392 31460 31828 32120 34008 34164 34320 34848 35040 35332 35970 36135 37752 37960 38368 38544 39240 39567 39785 41184 41756 42510 42705 43164 43560 44165 45344 45552 46761 47190 47742 47960 48180 50336 51012 51480 52195 52320 52560 52756 52998 53955 56628 56680 56940 57552 57816 58080 62348 62634 62920 63656 63765 64240 65945 68016 68328 68640 70664 70785 71613 71940 72270 75504 75920 77088 77935 78480 79134 79497 79570 83512 85020 85410 86328 87120 87527 88330 91104 93522 93951 94380 95484 95920 96360 102024 102960 103441 104390 105120 105512 105996 107910 113256 113360 113880 114829 115104 115632 118701 119355 124696 125268 125840 127312 127530 128480 131890 132495 136032 136656 140283 141328 141570 143226 143880 144540 151008 151840 155870 156585 156960 158268 158994 159140 167024 170040 170820 171457 172656 174240 175054 176660 187044 187902 188760 190968 191840 192720 197835 204048 205920 206882 208780 211024 211992 215820 226512 226720 227760 229658 231264 233805 237402 238710 249392 250536 251680 254624 255060 262581 263780 264990 273312 280566 282656 283140 286452 287760 289080 310323 311740 313170 316536 317988 318280 334048 340080 341640 342914 344487 345312 350108 353320 358065 374088 375804 377520 381936 385440 395670 397485 408096 413764 417560 422048 423984 431640 437635 453024 455520 459316 467610 469755 474804 477420 498784 501072 510120 514371 517205 525162 527560 529980 561132 566280 572904 574145 575520 578160 593505 620646 623480 626340 633072 635976 636560 680160 683280 685828 688974 700216 701415 706640 716130 748176 751608 755040 763872 787743 791340 794970 827528 835120 847968 857285 863280 875270 918632 930969 935220 939510 949608 954840 962797 1002144 1020240 1028742 1033461 1034410 1050324 1055120 1059960 1122264 1132560 1137851 1145808 1148290 1156320 1187010 1241292 1246960 1252680 1266144 1271952 1273120 1312905 1366560 1371656 1377948 1400432 1402830 1413280 1432260 1496352 1503216 1543113 1551615 1575486 1582680 1589940 1655056 1670240 1714570 1722435 1726560 1750540 1837264 1861938 1870440 1879020 1899216 1909680 1925594 2040480 2057484 2066922 2068820 2100648 2110240 2119920 2244528 2265120 2275702 2291616 2296580 2374020 2482584 2493920 2505360 2543904 2571855 2625810 2743312 2755896 2800864 2805660 2864520 2888391 3006432 3086226 3103230 3150972 3165360 3179880 3310112 3413553 3429140 3444870 3501080 3674528 3723876 3740880 3758040 3798432 3819360 3851188 3938715 4114968 4133844 4137640 4201296 4239840 4489056 4551404 4593160 4654845 4748040 4813985 4965168 5010720 5143710 5167305 5251620 5486624 5511792 5611320 5689255 5729040 5776782 6172452 6206460 6301944 6330720 6359760 6827106 6858280 6889740 7002160 7447752 7481760 7516080 7702376 7715565 7877430 8229936 8267688 8275280 8402592 8665173 9102808 9186320 9309690 9496080 9627970 9930336 10240659 10287420 10334610 10503240 11023584 11222640 11378510 11458080 11553564 12344904 12412920 12516361 12603888 12719520 13654212 13716560 13779480 14004320 14441955 14895504 15032160 15404752 15431130 15754860 16459872 16535376 16550560 17067765 17330346 18205616 18372640 18619380 18992160 19255940 20481318 20574840 20669220 21006480 22445280 22757020 23107128 24689808 24825840 25032722 25207776 27308424 27433120 27558960 28883910 29791008 30809504 30862260 31509720 33070752 34135530 34660692 36411232 37238760 37549083 38511880 40962636 41149680 41338440 42012960 43325865 45514040 46214256 49379616 49651680 50065444 51203295 54616848 55117920 57767820 61724520 62581805 63019440 68271060 69321384 74477520 75098166 77023760 81925272 82299360 82676880 86651730 91028080 92428512 100130888 102406590 109233696 112647249 115535640 123449040 125163610 126038880 136542120 138642768 148955040 150196332 154047520 163850544 165353760 173303460 182056160 187745415 200261776 204813180 225294498 231071280 246898080 250327220 273084240 277285536 300392664 327701088 346606920 375490830 400523552 409626360 450588996 462142560 500654440 546168480 563236245 600785328 693213840 750981660 819252720 901177992 1001308880 1126472490 1201570656 1386427680 1501963320 1638505440 1802355984 2002617760 2252944980 3003926640 3604711968 4505889960 6007853280 9011779920 18023559840
• Sum of all divisors σ(n): 74479925520
• Sum of proper divisors (its aliquot sum) s(n): 56456365680
• 18023559840 is an abundant number, because the sum of its proper divisors (56456365680) is greater than itself. Its abundance is 38432805840

Bases of 18023559840

• Binary: 10000110010010010011011001010100000₂
• Hexadecimal: 0x43249B2A0
• Base-36: 8A2RFS0

Squares and roots of 18023559840

• 18023559840 squared (18023559840²) is 324848709306060825600
• 18023559840 cubed (18023559840³) is 5854930151124552164881403904000
• The square root of 18023559840 is 134251.8522777247
• The cube root of 18023559840 is 2621.8843077069

Scales and comparisons

• 18,023,559,840 seconds is equal to 573 years, 4 weeks, 6 days, 24 minutes.
• To count from 1 to 18,023,559,840 would take you about one thousand, one hundred forty-six 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 18023559840 cubic inches would be around 218.5 feet tall.

Recreational maths with 18023559840

• 18023559840 backwards is 04895532081
• 18023559840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18023559840's digits is 45
• More coming soon!