21679149306880

Names of 21679149306880

• Cardinal: 21679149306880 can be written as Twenty-one trillion, six hundred seventy-nine billion, one hundred forty-nine million, three hundred six thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.167914930688 × 10¹³

Factors of 21679149306880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 177

Divisors of 21679149306880

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 37 40 52 53 64 65 67 74 80 104 106 128 130 134 148 160 185 208 212 256 260 265 268 296 320 335 370 416 424 481 512 520 530 536 592 640 670 689 740 832 848 871 962 1024 1040 1060 1072 1184 1280 1340 1369 1378 1480 1664 1696 1742 1924 1961 2080 2120 2144 2368 2405 2479 2560 2680 2738 2756 2960 3328 3392 3445 3484 3551 3848 3922 4160 4240 4288 4355 4489 4736 4810 4958 5120 5360 5476 5512 5920 6656 6784 6845 6890 6968 7102 7696 7844 8320 8480 8576 8710 8978 9472 9620 9805 9916 10720 10952 11024 11840 12395 13312 13568 13690 13780 13936 14204 15392 15688 16640 16960 17152 17420 17755 17797 17956 18944 19240 19610 19832 21440 21904 22048 22445 23680 24790 25493 27136 27380 27560 27872 28408 30784 31376 32227 33280 33920 34304 34840 35510 35594 35912 37888 38480 39220 39664 42880 43808 44096 44890 46163 47360 49580 50986 54272 54760 55120 55744 56816 58357 61568 62752 64454 66560 67840 68608 69680 71020 71188 71824 72557 76960 78440 79328 85760 87616 88192 88985 89780 91723 92326 94720 99160 101972 109520 110240 111488 113632 116714 123136 125504 127465 128908 131387 135680 139360 142040 142376 143648 145114 153920 156880 158656 161135 166093 171520 175232 176384 177970 179560 183446 184652 189440 198320 203944 219040 220480 222976 227264 230815 233428 237917 246272 251008 254930 257816 262774 271360 278720 284080 284752 287296 290228 291785 307840 313760 317312 322270 332186 343040 350464 352768 355940 359120 362785 366892 369304 396640 407888 438080 440960 445952 454528 458615 461630 466856 475834 492544 502016 509860 515632 525548 557440 568160 569504 574592 580456 583570 615680 627520 634624 644540 656935 664372 700928 705536 711880 718240 725570 733784 738608 793280 815776 830465 876160 881920 891904 909056 917230 923260 933712 943241 951668 1004032 1019720 1031264 1051096 1114880 1136320 1139008 1149184 1160912 1167140 1189585 1192399 1231360 1255040 1269248 1289080 1313870 1328744 1401856 1423760 1436480 1451140 1467568 1477216 1586560 1631552 1660930 1708031 1752320 1763840 1818112 1834460 1846520 1867424 1886482 1903336 2008064 2039440 2062528 2102192 2159209 2229760 2272640 2278016 2298368 2321824 2334280 2379170 2384798 2462720 2510080 2538496 2578160 2627740 2657488 2847520 2872960 2902280 2935136 2954432 3092921 3173120 3263104 3321860 3416062 3504640 3527680 3636224 3668920 3693040 3734848 3772964 3806672 4078880 4125056 4204384 4318418 4459520 4545280 4556032 4596736 4643648 4668560 4716205 4758340 4769596 4861319 5020160 5156320 5255480 5314976 5695040 5745920 5804560 5870272 5908864 5961995 6145441 6185842 6346240 6526208 6643720 6832124 7009280 7337840 7386080 7469696 7545928 7613344 8157760 8250112 8408768 8540155 8636836 8802929 9090560 9112064 9287296 9337120 9432410 9516680 9539192 9722638 10040320 10312640 10510960 10629952 10796045 11390080 11491840 11609120 11740544 11817728 11923990 12290882 12371684 12692480 13052416 13287440 13664248 14675680 14772160 14939392 15091856 15226688 15464605 16315520 16500224 16817536 17080310 17273672 17605858 18181120 18224128 18574592 18674240 18864820 19033360 19078384 19445276 20625280 21021920 21259904 21592090 22780160 22983680 23218240 23481088 23635456 23847980 24306595 24581764 24743368 26104832 26574880 27328496 29351360 29544320 29878784 30183712 30453376 30727205 30929210 32631040 33000448 33635072 34160620 34547344 35211716 37149184 37348480 37729640 38066720 38156768 38890552 41250560 42043840 42519808 43184180 44014645 45560320 46436480 46962176 47270912 47695960 48613190 49163528 49486736 53149760 54656992 58702720 59088640 59757568 60367424 60906752 61454410 61858420 63197147 65262080 67270144 68321240 69094688 70423432 74298368 74696960 75459280 76133440 76313536 77781104 79890733 82501120 84087680 85039616 86368360 88029290 91120640 92872960 93924352 95391920 97226380 98327056 98973472 106299520 109313984 114438077 117405440 118177280 120734848 121813504 122908820 123716840 126394294 130524160 134540288 136642480 138189376 140846864 149393920 150918560 152266880 152627072 155562208 159781466 165002240 168175360 170079232 172736720 176058580 185745920 190783840 194452760 196654112 197946944 212599040 218627968 228876154 234810880 236354560 241469696 243627008 245817640 247433680 252788588 273284960 276378752 281693728 298787840 301837120 304533760 305254144 311124416 315985735 319562932 325708373 336350720 345473440 352117160 371491840 381567680 388905520 393308224 395893888 399453665 425198080 437255936 457752308 469621760 482939392 491635280 494867360 505577176 546569920 552757504 563387456 572190385 603674240 609067520 610508288 622248832 631971470 639125864 651416746 672701440 690946880 704234320 763135360 777811040 786616448 791787776 798907330 850396160 874511872 915504616 965878784 983270560 989734720 1011154352 1093139840 1105515008 1126774912 1144380770 1207348480 1218135040 1221016576 1244497664 1263942940 1278251728 1302833492 1381893760 1408468640 1526270720 1555622080 1573232896 1583575552 1597814660 1628541865 1749023744 1831009232 1966541120 1979469440 2022308704 2186279680 2211030016 2253549824 2288761540 2414696960 2488995328 2527885880 2556503456 2605666984 2763787520 2816937280 3052541440 3111244160 3146465792 3167151104 3195629320 3257083730 3662018464 3933082240 3958938880 4044617408 4234208849 4372559360 4507099648 4577523080 4829393920 4977990656 5055771760 5113006912 5211333968 5527575040 5633874560 6105082880 6222488320 6292931584 6391258640 6514167460 7324036928 7866164480 7917877760 8089234816 8468417698 8745118720 9014199296 9155046160 10111543520 10226013824 10422667936 11055150080 11267749120 12444976640 12782517280 13028334920 14648073856 15732328960 15835755520 16178469632 16936835396 18310092320 20223087040 20452027648 20845335872 21171044245 22535498240 24889953280 25565034560 26056669840 29296147712 31464657920 32356939264 33873670792 36620184640 40446174080 40904055296 41690671744 42342088490 45070996480 51130069120 52113339680 58592295424 64713878528 67747341584 73240369280 80892348160 81808110592 83381343488 84684176980 102260138240 104226679360 117184590848 135494683168 146480738560 161784696320 166762686976 169368353960 204520276480 208453358720 270989366336 292961477120 323569392640 333525373952 338736707920 409040552960 416906717440 541978732672 585922954240 677473415840 833813434880 1083957465344 1354946831680 1667626869760 2167914930688 2709893663360 4335829861376 5419787326720 10839574653440 21679149306880
• Sum of all divisors σ(n): 59533856261208
• Sum of proper divisors (its aliquot sum) s(n): 37854706954328
• 21679149306880 is an abundant number, because the sum of its proper divisors (37854706954328) is greater than itself. Its abundance is 16175557647448

Bases of 21679149306880

• Binary: 100111011011110010001111111100101010000000000₂
• Hexadecimal: 0x13B791FE5400
• Base-36: 7ON9HRAPS

Squares and roots of 21679149306880

• 21679149306880 squared (21679149306880²) is 469985514669995584415334400
• 21679149306880 cubed (21679149306880³) is 10188886144601674845810357287803420672000
• The square root of 21679149306880 is 4656087.3388371913
• The cube root of 21679149306880 is 27883.5080682933

Scales and comparisons

• 21,679,149,306,880 seconds is equal to 689,329 years, 46 weeks, 1 day, 22 hours, 34 minutes, 40 seconds.
• To count from 1 to 21,679,149,306,880 would take you about one million, seven hundred twenty-three thousand, three hundred twenty-four 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 21679149306880 cubic inches would be around 2323.6 feet tall.

Recreational maths with 21679149306880

• 21679149306880 backwards is 08860394197612
• 21679149306880 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21679149306880's digits is 64
• More coming soon!