18131217448960

Names of 18131217448960

• Cardinal: 18131217448960 can be written as Eighteen trillion, one hundred thirty-one billion, two hundred seventeen million, four hundred forty-eight thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 1.813121744896 × 10¹³

Factors of 18131217448960

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 5015

Divisors of 18131217448960

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 17 20 22 28 32 34 35 40 44 55 56 64 68 70 77 80 85 88 110 112 119 128 136 140 154 160 170 176 187 220 224 238 256 272 280 289 308 320 340 352 374 385 440 448 476 512 544 560 578 595 616 640 680 704 748 770 880 896 935 952 1024 1088 1120 1156 1190 1232 1280 1309 1360 1408 1445 1496 1540 1760 1792 1870 1904 2023 2048 2176 2240 2312 2380 2464 2560 2618 2720 2816 2890 2992 3080 3179 3520 3584 3740 3808 4046 4096 4352 4480 4624 4760 4928 4973 5120 5236 5440 5632 5780 5984 6160 6358 6545 7040 7168 7480 7616 8092 8192 8704 8960 9248 9520 9856 9946 10115 10240 10472 10880 11264 11560 11968 12320 12716 13090 14080 14336 14960 15232 15895 16184 16384 17408 17920 18496 19040 19712 19892 20230 20480 20944 21760 22253 22528 23120 23936 24640 24865 25432 26180 28160 28672 29920 30464 31790 32368 32768 34811 34816 35840 36992 38080 39424 39784 40460 40960 41888 43520 44506 45056 46240 47872 49280 49730 50864 52360 54703 56320 57344 59840 60928 63580 64736 69622 69632 71680 73984 76160 78848 79568 80920 81920 83776 84541 87040 89012 90112 92480 95744 98560 99460 101728 104720 109406 111265 112640 114688 119680 121856 127160 129472 139244 139264 143360 147968 152320 157696 159136 161840 163840 167552 169082 174055 174080 178024 180224 184960 191488 197120 198920 203456 209440 218812 222530 225280 229376 239360 243712 254320 258944 273515 278488 278528 286720 295936 304640 315392 318272 323680 335104 338164 348110 348160 356048 360448 369920 382921 382976 394240 397840 406912 418880 422705 437624 445060 450560 478720 487424 508640 517888 547030 556976 557056 573440 591787 591872 609280 630784 636544 647360 670208 676328 696220 696320 712096 739840 765842 765952 788480 795680 813824 837760 845410 875248 890120 901120 929951 957440 974848 1017280 1035776 1094060 1113952 1146880 1183574 1183744 1218560 1261568 1273088 1294720 1340416 1352656 1392440 1392640 1424192 1437197 1479680 1531684 1531904 1576960 1591360 1627648 1675520 1690820 1750496 1780240 1802240 1859902 1914605 1914880 1949696 2034560 2071552 2188120 2227904 2367148 2367488 2437120 2523136 2546176 2589440 2680832 2705312 2784880 2785280 2848384 2874394 2958935 2959360 3063368 3063808 3153920 3182720 3255296 3351040 3381640 3500992 3560480 3719804 3829210 3829760 3899392 4069120 4143104 4376240 4455808 4649755 4734296 4734976 4874240 5092352 5178880 5361664 5410624 5569760 5696768 5748788 5917870 5918720 6126736 6127616 6307840 6365440 6509657 6510592 6702080 6763280 7001984 7120960 7185985 7439608 7658420 7659520 8138240 8286208 8752480 8911616 9299510 9468592 9469952 9748480 10060379 10184704 10357760 10723328 10821248 11139520 11393536 11497576 11835740 11837440 12253472 12615680 12730880 13019314 13021184 13404160 13526560 14003968 14241920 14371970 14879216 15316840 15319040 15809167 16276480 16572416 17504960 17823232 18599020 18937184 19496960 20120758 20369408 20715520 21446656 21642496 22279040 22787072 22995152 23671480 23674880 24506944 25461760 26038628 26042368 26808320 27053120 28007936 28483840 28743940 29758432 30633680 30638080 31618334 32548285 32552960 33144832 35009920 35646464 37198040 37874368 40241516 40738816 41431040 42893312 43284992 44558080 45574144 45990304 47342960 47349760 49013888 50301895 50923520 52077256 52084736 53616640 54106240 56015872 56967680 57487880 59516864 61267360 63236668 65096570 65105920 66289664 70019840 71292928 74396080 75748736 79045835 80483032 81477632 82862080 86569984 89116160 91148288 91980608 94685920 98027776 100603790 101847040 104154512 104169472 107233280 108212480 110664169 112031744 113935360 114975760 119033728 122534720 126473336 130193140 130211840 140039680 142585856 148792160 151497472 158091670 160966064 162955264 165724160 173139968 178232320 182296576 183961216 189371840 196055552 201207580 203694080 208309024 214466560 216424960 221328338 224063488 227870720 229951520 238067456 245069440 252946672 260386280 260423680 280079360 285171712 297584320 302994944 316183340 321932128 331448320 346279936 356464640 364593152 367922432 378743680 392111104 402415160 407388160 416618048 432849920 442656676 448126976 455741440 459903040 476134912 490138880 505893344 520772560 520847360 553320845 560158720 570343424 595168640 605989888 632366680 643864256 692559872 712929280 729186304 735844864 757487360 784222208 804830320 814776320 833236096 865699840 885313352 896253952 911482880 919806080 952269824 980277760 1011786688 1041545120 1106641690 1120317440 1140686848 1190337280 1211979776 1264733360 1287728512 1385119744 1425858560 1471689728 1514974720 1568444416 1609660640 1666472192 1731399680 1770626704 1792507904 1822965760 1839612160 1904539648 1960555520 2023573376 2083090240 2213283380 2240634880 2380674560 2423959552 2529466720 2575457024 2770239488 2851717120 2943379456 3029949440 3136888832 3219321280 3332944384 3462799360 3541253408 3645931520 3679224320 3809079296 3921111040 4047146752 4166180480 4426566760 4481269760 4761349120 4847919104 5058933440 5150914048 5703434240 5886758912 6059898880 6273777664 6438642560 6665888768 6925598720 7082506816 7358448640 7618158592 7842222080 8094293504 8332360960 8853133520 8962539520 9522698240 9695838208 10117866880 10301828096 11773517824 12119797760 12547555328 12877285120 13331777536 13851197440 14165013632 14716897280 15236317184 15684444160 16188587008 16664721920 17706267040 19045396480 19391676416 20235733760 20603656192 23547035648 24239595520 25754570240 26663555072 28330027264 29433794560 30472634368 31368888320 32377174016 33329443840 35412534080 38090792960 40471467520 41207312384 47094071296 48479191040 51509140480 53327110144 56660054528 58867589120 62737776640 64754348032 66658887680 70825068160 76181585920 80942935040 82414624768 96958382080 103018280960 106654220288 113320109056 117735178240 129508696064 133317775360 141650136320 152363171840 161885870080 164829249536 206036561920 213308440576 226640218112 235470356480 259017392128 266635550720 283300272640 323771740160 329658499072 412073123840 453280436224 518034784256 533271101440 566600545280 647543480320 824146247680 906560872448 1066542202880 1133201090560 1295086960640 1648292495360 1813121744896 2266402181120 2590173921280 3626243489792 4532804362240 9065608724480 18131217448960
• Sum of all divisors σ(n): 57642119786880
• Sum of proper divisors (its aliquot sum) s(n): 39510902337920
• 18131217448960 is an abundant number, because the sum of its proper divisors (39510902337920) is greater than itself. Its abundance is 21379684888960

Bases of 18131217448960

• Binary: 100000111110110000000110001101000000000000000₂
• Hexadecimal: 0x107D80C68000
• Base-36: 6FDD6QGHS

Squares and roots of 18131217448960

• 18131217448960 squared (18131217448960²) is 328741046181471570205081600
• 18131217448960 cubed (18131217448960³) is 5960475392714862512352545151580635136000
• The square root of 18131217448960 is 4258076.7312203287
• The cube root of 18131217448960 is 26270.9425974297

Scales and comparisons

• 18,131,217,448,960 seconds is equal to 576,516 years, 32 weeks, 5 days, 19 hours, 22 minutes, 40 seconds.
• To count from 1 to 18,131,217,448,960 would take you about one million, four hundred forty-one thousand, two hundred ninety-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 18131217448960 cubic inches would be around 2189.2 feet tall.

Recreational maths with 18131217448960

• 18131217448960 backwards is 06984471213181
• 18131217448960 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18131217448960's digits is 55
• More coming soon!