21842915436972

Names of 21842915436972

• Cardinal: 21842915436972 can be written as Twenty-one trillion, eight hundred forty-two billion, nine hundred fifteen million, four hundred thirty-six thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 2.1842915436972 × 10¹³

Factors of 21842915436972

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 452

Divisors of 21842915436972

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 43 49 54 63 79 84 86 98 108 126 129 137 147 158 172 181 189 196 237 252 258 274 294 301 316 343 362 378 387 411 441 474 516 543 548 553 588 602 686 711 724 756 774 822 882 903 948 959 1029 1086 1106 1161 1204 1233 1267 1323 1372 1422 1548 1629 1644 1659 1764 1806 1918 2058 2107 2133 2172 2212 2322 2401 2466 2534 2646 2709 2844 2877 3087 3258 3318 3397 3612 3699 3801 3836 3871 4116 4214 4266 4644 4802 4887 4932 4977 5068 5292 5418 5754 5891 6174 6321 6516 6636 6713 6794 7203 7398 7602 7742 7783 8127 8428 8532 8631 8869 9261 9604 9774 9954 10191 10823 10836 11403 11508 11613 11782 12348 12642 13426 13588 14299 14406 14749 14796 14931 15204 15484 15566 16254 17262 17673 17738 18522 18963 19548 19908 20139 20382 21609 21646 22806 23226 23349 23564 23779 24797 25284 25893 26607 26852 27097 28598 28812 29498 29862 30573 31132 32469 32508 34209 34524 34839 35346 35476 37044 37926 40278 40764 41237 42897 43218 43292 44247 45612 46452 46698 46991 47558 49594 51786 53019 53214 54194 54481 56889 57196 58996 59724 60417 61146 62083 64827 64938 68418 69678 70047 70692 71337 74391 75761 75852 79821 80556 81291 82474 85794 86436 88494 91719 93396 93982 95116 97407 99188 100093 103243 103572 104517 106038 106428 108388 108962 113778 120834 122292 123711 124166 128691 129654 129876 132741 136836 139356 140094 140973 142674 148782 151522 159057 159642 162582 163443 164948 166453 171588 173579 176988 181251 183438 186249 187964 189679 194814 200186 206486 209034 210141 212076 214011 217924 223173 227283 227556 239463 241668 243873 247422 248332 257382 259308 265482 280188 281946 285348 288659 292221 297564 300279 303044 309729 318114 319284 325164 326886 328937 332906 347158 362502 366876 371133 372498 379358 381367 386073 389628 398223 400372 412972 418068 420282 422919 428022 434581 446346 454566 465389 478926 487746 490329 494844 499359 514764 520737 530327 530964 558747 563892 569037 577318 584442 600558 614857 619458 636228 642033 653772 657874 665812 669519 681849 694316 700651 725004 731619 742266 744996 758716 762734 772146 796446 840564 845838 856044 865977 869162 892692 900837 909132 929187 930778 957852 975492 980658 986811 998718 1041474 1060654 1066271 1113399 1117494 1138074 1144101 1154636 1165171 1168884 1201116 1215053 1229714 1238916 1268757 1284066 1303743 1315748 1339038 1363698 1396167 1401302 1463238 1470987 1484532 1498077 1525468 1544292 1562211 1590981 1592892 1676241 1691676 1707111 1731954 1738324 1801674 1844571 1858374 1861556 1958963 1961316 1973622 1997436 2020613 2045547 2082948 2101953 2121308 2132542 2226798 2234988 2276148 2288202 2330342 2430106 2459428 2537514 2568132 2597931 2607486 2669569 2678076 2702511 2727396 2787561 2792334 2802604 2926476 2941974 2960433 2996154 3124422 3181962 3198813 3257723 3352482 3414222 3432303 3463908 3495513 3603348 3645159 3689142 3712289 3716748 3911229 3917926 3947244 4041226 4091094 4188501 4203906 4265084 4303999 4453596 4494231 4576404 4660684 4686633 4772943 4860212 4904557 5075028 5121333 5195862 5214972 5339138 5405022 5533713 5575122 5584668 5876889 5883948 5920866 5992308 6061839 6248844 6305859 6363924 6397626 6515446 6704964 6828444 6864606 6991026 7290318 7378284 7424578 7463897 7793793 7822458 7835852 8008707 8082452 8156197 8182188 8377002 8407812 8505371 8607998 8881299 8988462 9373266 9545886 9596439 9773169 9809114 10242666 10296909 10391724 10486539 10678276 10810044 10935477 11067426 11136867 11150244 11733687 11753778 11841732 12123678 12565503 12611718 12795252 12911997 13030892 13712741 13729212 13982052 14144291 14318829 14580636 14713671 14849156 14927794 15587586 15644916 16017414 16312394 16601139 16754004 17010742 17215996 17630667 17762598 17976924 18185517 18686983 18746532 18917577 19091772 19192878 19546338 19618228 20485332 20593818 20973078 21870954 22134852 22273734 22391691 22804061 23467374 23507556 24026121 24247356 24468591 25131006 25223436 25516113 25823994 25986023 27425482 28288582 28637658 28789317 29319507 29427342 29855588 30127993 31175172 31459617 32034828 32624788 32806431 33202278 33410601 34021484 34331899 35261334 35525196 36371034 37373966 37835154 38385756 38735991 39092676 41138223 41187636 41946156 42432873 43741908 44141013 44547468 44783382 45608122 46934748 48052242 48937182 50262012 51032226 51647988 51972046 52247279 52892001 54556551 54850964 56060949 56577164 57275316 57578634 58639014 58854684 59537597 60255986 62919234 65612862 66404556 66821202 67175073 68412183 68663798 70522668 72078363 72742068 73405773 74747932 75670308 76548339 77471982 77958069 82276446 84235409 84865746 87958521 88282026 89566764 90383979 91216244 95989187 96104484 97874364 100231803 102064452 102995697 103944092 104494558 105784002 109113102 112121898 115157268 116207973 117278028 119075194 120511972 123414669 125838468 127298619 131225724 132423039 133642404 134350146 136824366 137327596 144156726 146811546 153096678 154943964 155916138 156741837 159628427 164552892 168182847 168470818 169731492 175917042 176564052 178612791 180767958 191978374 200463606 201525219 205236549 205991394 208989116 210895951 211568004 218226204 220217319 224243796 229645017 232415946 233874207 238150388 246829338 252706227 254597238 264846078 268700292 271151937 273648732 287967561 288313452 293623092 306193356 308987091 311832276 313483674 319256854 336365694 336941636 351834084 357225582 361535916 365730953 370244007 381895857 383956748 400927212 403050438 410473098 411982788 421791902 440434638 459290034 464831892 467748414 470225511 478885281 493658676 504548541 505412454 509194476 529692156 535838373 542303874 575935122 589647863 615709647 617974182 626967348 632687853 638513708 671924309 672731388 701622621 714451164 731461906 740488014 758118681 763791714 806100876 813455811 820946196 843583804 863902683 880869276 918580068 926961273 935496828 940451022 957770562 1009097082 1010824908 1071676746 1084607748 1097192859 1117398989 1151870244 1179295726 1231419294 1235948364 1265375706 1343848618 1403245242 1410676533 1436655843 1462923812 1476271657 1480976028 1516237362 1527583428 1607515119 1626911622 1727805366 1768943589 1853922546 1880902044 1898063559 1915541124 2015772927 2018194164 2143353492 2194385718 2234797978 2274356043 2358591452 2462838588 2530751412 2560116671 2591708049 2687697236 2806490484 2821353066 2873311686 2952543314 3032474724 3215030238 3253823244 3291578577 3352196967 3455610732 3537887178 3707845092 3796127118 4031545854 4127535041 4309967529 4388771436 4428814971 4469595956 4548712086 4703470163 5120233342 5183416098 5306830767 5642706132 5694190677 5746623372 5905086628 6047318781 6430060476 6583157154 6704393934 7075774356 7592254236 7680350013 8063091708 8255070082 8619935058 8857629942 9097424172 9406940326 9874735731 10056590901 10240466684 10366832196 10613661534 11388381354 12094637562 12382605123 13166314308 13286444913 13408787868 14110410489 15360700026 15920492301 16510140164 17239870116 17715259884 18141956343 18813880652 19749471462 20113181802 21227323068 22776762708 23041050039 24189275124 24765210246 26572889826 28220820978 28892745287 30169772703 30721400052 31840984602 36283912686 37147815369 39498942924 39859334739 40226363604 42331231467 46082100078 49530420492 53145779652 56441641956 57785490574 60339545406 63681969204 69123150117 72567825372 74295630738 79718669478 84662462934 86678235861 92164200156 111443446107 115570981148 120679090812 126993694401 138246300234 148591261476 159437338956 169324925868 173356471722 202249217009 222886892214 253987388802 260034707583 276492600468 346712943444 404498434018 445773784428 507974777604 520069415166 606747651027 780104122749 808996868036 1040138830332 1213495302054 1560208245498 1820242953081 2426990604108 3120416490996 3640485906162 5460728859243 7280971812324 10921457718486 21842915436972
• Sum of all divisors σ(n): 69336877209600
• Sum of proper divisors (its aliquot sum) s(n): 47493961772628
• 21842915436972 is an abundant number, because the sum of its proper divisors (47493961772628) is greater than itself. Its abundance is 25651046335656

Bases of 21842915436972

• Binary: 100111101110110110011001101110010100110101100₂
• Hexadecimal: 0x13DDB33729AC
• Base-36: 7QQHVVTF0

Squares and roots of 21842915436972

• 21842915436972 squared (21842915436972²) is 477112954786709697704528784
• 21842915436972 cubed (21842915436972³) is 10421537925289945135693827369308711802048
• The square root of 21842915436972 is 4673640.4907707653
• The cube root of 21842915436972 is 27953.5434726549

Scales and comparisons

• 21,842,915,436,972 seconds is equal to 694,537 years, 7 weeks, 4 days, 6 hours, 16 minutes, 12 seconds.
• To count from 1 to 21,842,915,436,972 would take you about one million, seven hundred thirty-six thousand, three hundred forty-two 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 21842915436972 cubic inches would be around 2329.5 feet tall.

Recreational maths with 21842915436972

• 21842915436972 backwards is 27963451924812
• 21842915436972 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21842915436972's digits is 63
• More coming soon!