18228362880

Names of 18228362880

• Cardinal: 18228362880 can be written as Eighteen billion, two hundred twenty-eight million, three hundred sixty-two thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.822836288 × 10¹⁰

Factors of 18228362880

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 66

Divisors of 18228362880

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 17 19 20 21 24 26 28 30 32 34 35 38 39 40 42 48 51 52 56 57 60 64 65 68 70 76 78 80 84 85 91 95 96 102 104 105 112 114 119 120 128 130 133 136 140 152 156 160 168 170 182 190 192 195 204 208 210 221 224 228 238 240 247 255 260 266 272 273 280 285 289 304 312 320 323 336 340 357 361 364 380 384 390 399 408 416 420 442 448 455 456 476 480 494 510 520 532 544 546 560 570 578 595 608 624 640 646 663 665 672 680 714 722 728 741 760 780 798 816 832 840 867 884 896 910 912 952 960 969 988 1020 1040 1064 1083 1088 1092 1105 1120 1140 1156 1190 1216 1235 1248 1292 1326 1330 1344 1360 1365 1428 1444 1445 1456 1482 1520 1547 1560 1596 1615 1632 1664 1680 1729 1734 1768 1785 1805 1820 1824 1904 1920 1938 1976 1995 2023 2040 2080 2128 2166 2176 2184 2210 2240 2261 2280 2312 2380 2432 2470 2496 2527 2584 2652 2660 2688 2720 2730 2856 2888 2890 2912 2964 3040 3094 3120 3192 3230 3264 3315 3360 3458 3468 3536 3570 3610 3640 3648 3705 3757 3808 3876 3952 3990 4046 4080 4160 4199 4256 4332 4335 4368 4420 4480 4522 4560 4624 4641 4693 4760 4845 4940 4992 5054 5168 5187 5304 5320 5415 5440 5460 5491 5712 5776 5780 5824 5928 6069 6080 6137 6188 6240 6384 6460 6528 6630 6720 6783 6916 6936 7072 7140 7220 7280 7296 7410 7514 7581 7616 7735 7752 7904 7980 8092 8160 8320 8398 8512 8645 8664 8670 8736 8840 9044 9120 9248 9282 9386 9520 9690 9880 10108 10115 10336 10374 10608 10640 10830 10880 10920 10982 11271 11305 11424 11552 11560 11648 11856 12138 12160 12274 12376 12480 12597 12635 12768 12920 13260 13440 13566 13832 13872 14079 14144 14280 14440 14560 14820 15028 15162 15232 15470 15504 15808 15960 16184 16320 16473 16796 17024 17290 17328 17340 17472 17680 18088 18240 18411 18496 18564 18772 18785 19040 19380 19760 20216 20230 20672 20748 20995 21216 21280 21660 21840 21964 22542 22610 22848 23104 23120 23205 23465 23712 24276 24548 24752 24960 25194 25270 25536 25840 25935 26299 26520 27132 27455 27664 27744 28158 28288 28560 28880 29120 29393 29640 30056 30324 30345 30685 30940 31008 31616 31920 32368 32640 32851 32946 33592 33915 34580 34656 34680 34944 35360 36176 36480 36822 36992 37128 37544 37570 37905 38080 38437 38760 39520 40432 40460 41344 41496 41990 42432 42560 42959 43320 43680 43928 45084 45220 45696 46208 46240 46410 46930 47424 48552 49096 49504 50388 50540 51072 51680 51870 52598 53040 54264 54910 55328 55488 56316 56355 57120 57760 58240 58786 59280 60112 60648 60690 61370 61880 62016 62985 63840 64736 65702 65892 67184 67830 69160 69312 69360 70395 70720 71383 72352 73644 74256 75088 75140 75810 76160 76874 77520 78897 79040 79781 80864 80920 82365 82992 83980 84864 85120 85918 86640 87360 87856 88179 90168 90440 92055 92480 92820 93860 94848 97104 98192 98553 99008 100776 101080 103360 103740 104329 105196 106080 108528 109820 110656 110976 112632 112710 114240 115311 115520 117572 118560 120224 121296 121380 122740 123760 124032 125970 127680 128877 129472 131404 131495 131784 134368 135660 138320 138624 138720 140790 141440 142766 144704 146965 147288 148512 150176 150280 151620 153748 155040 157794 158080 159562 161728 161840 164255 164730 165984 167960 171836 173280 174720 175712 176358 180336 180880 184110 184960 185640 187720 192185 194208 196384 197106 198016 201552 202160 206720 207480 208658 210392 212160 214149 214795 217056 219640 221312 225264 225420 228480 230622 231040 235144 237120 239343 240448 242592 242760 245480 247520 251940 255360 257754 258944 262808 262990 263568 268736 271320 276640 277440 281580 285532 289408 293930 294576 297024 300352 300560 303240 307496 310080 312987 315588 319124 323456 323680 328510 329460 331968 335920 343672 346560 351424 352716 356915 360672 361760 368220 371280 375440 384370 388416 392768 394212 394485 398905 403104 404320 414960 417316 420784 424320 428298 429590 434112 439280 440895 450528 450840 461244 470288 474240 478686 480896 485184 485520 490960 492765 495040 499681 503880 515508 521645 525616 525980 527136 537472 542640 553280 554880 558467 563160 571064 576555 587860 589152 594048 600704 601120 606480 614992 620160 625974 631176 638248 644385 647360 657020 658920 663936 671840 687344 693120 702848 705432 713830 721344 723520 730303 736440 742560 750880 768740 776832 785536 788424 788970 797810 806208 808640 829920 834632 841568 856596 859180 868224 878560 881790 901056 901680 922488 940576 957372 970368 971040 981920 985530 990080 999362 1007760 1031016 1043290 1051232 1051960 1054272 1070745 1085280 1106560 1116934 1126320 1142128 1153110 1175720 1178304 1196715 1202240 1212960 1229984 1251948 1262352 1276496 1288770 1294720 1314040 1317840 1343680 1356277 1374688 1410864 1427660 1442688 1447040 1460606 1472880 1485120 1499043 1501760 1537480 1564935 1576848 1577940 1595620 1612416 1617280 1659840 1669264 1675401 1683136 1713192 1718360 1757120 1763580 1802112 1803360 1844976 1881152 1914744 1942080 1963840 1971060 1998724 2015520 2062032 2086580 2102464 2103920 2108544 2141490 2170560 2190909 2233868 2252640 2284256 2306220 2351440 2356608 2393430 2404480 2425920 2459968 2498405 2503896 2524704 2552992 2577540 2628080 2635680 2687360 2712554 2749376 2792335 2821728 2855320 2921212 2945760 2970240 2998086 3003520 3074960 3129870 3153696 3155880 3191240 3319680 3338528 3350802 3366272 3426384 3436720 3514240 3527160 3606720 3651515 3689952 3762304 3829488 3884160 3927680 3942120 3997448 4031040 4068831 4124064 4173160 4204928 4207840 4282980 4341120 4381818 4467736 4505280 4568512 4612440 4702880 4786860 4851840 4919936 4996810 5007792 5049408 5105984 5155080 5256160 5271360 5425108 5498752 5584670 5643456 5710640 5842424 5891520 5996172 6149920 6259740 6307392 6311760 6382480 6677056 6701604 6781385 6852768 6873440 7054320 7213440 7303030 7379904 7495215 7658976 7884240 7994896 8062080 8137662 8248128 8346320 8377005 8415680 8565960 8763636 8935472 9010560 9137024 9224880 9405760 9493939 9573720 9993620 10015584 10098816 10211968 10310160 10512320 10542720 10850216 10954545 11169340 11286912 11421280 11684848 11783040 11992344 12299840 12519480 12614784 12623520 12764960 13354112 13403208 13562770 13705536 13746880 14108640 14606060 14759808 14990430 15317952 15768480 15989792 16275324 16496256 16692640 16754010 16831360 17131920 17527272 17870944 18449760 18811520 18987878 19147440 19987240 20031168 20344155 20620320 21024640 21700432 21909090 22338680 22842560 23369696 23984688 24599680 25038960 25247040 25529920 26806416 27125540 27411072 27493760 28217280 28481817 29212120 29980860 30635904 31536960 31979584 32550648 33385280 33508020 34263840 35054544 35741888 36899520 37975756 38294880 39974480 40062336 40688310 41240640 43400864 43818180 44677360 45685120 46739392 47469695 47969376 50077920 50494080 51059840 53612832 54251080 56434560 56963634 58424240 59961720 63073920 63959168 65101296 66770560 67016040 68527680 70109088 71483776 73799040 75951512 76589760 79948960 81376620 82481280 86801728 87636360 89354720 93478784 94939390 95938752 100155840 107225664 108502160 113927268 116848480 119923440 130202592 134032080 137055360 140218176 142409085 151903024 153179520 159897920 162753240 173603456 175272720 178709440 189878780 191877504 200311680 214451328 217004320 227854536 233696960 239846880 260405184 268064160 280436352 284818170 303806048 319795840 325506480 350545440 357418880 379757560 434008640 455709072 467393920 479693760 520810368 536128320 569636340 607612096 651012960 701090880 759515120 868017280 911418144 959387520 1072256640 1139272680 1215224192 1302025920 1402181760 1519030240 1822836288 2278545360 2604051840 3038060480 3645672576 4557090720 6076120960 9114181440 18228362880
• Sum of all divisors σ(n): 80173860480
• Sum of proper divisors (its aliquot sum) s(n): 61945497600
• 18228362880 is an abundant number, because the sum of its proper divisors (61945497600) is greater than itself. Its abundance is 43717134720

Bases of 18228362880

• Binary: 10000111110011111101011111010000000₂
• Hexadecimal: 0x43E7EBE80
• Base-36: 8DGP2TC

Squares and roots of 18228362880

• 18228362880 squared (18228362880²) is 332273213284961894400
• 18228362880 cubed (18228362880³) is 6056796707061922258095439872000
• The square root of 18228362880 is 135012.4545366091
• The cube root of 18228362880 is 2631.7778165073

Scales and comparisons

• 18,228,362,880 seconds is equal to 579 years, 31 weeks, 3 days, 10 hours, 8 minutes.
• To count from 1 to 18,228,362,880 would take you about one thousand, one hundred fifty-nine 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 18228362880 cubic inches would be around 219.3 feet tall.

Recreational maths with 18228362880

• 18228362880 backwards is 08826382281
• 18228362880 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18228362880's digits is 48
• More coming soon!