21342537216

Names of 21342537216

• Cardinal: 21342537216 can be written as Twenty-one billion, three hundred forty-two million, five hundred thirty-seven thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 2.1342537216 × 10¹⁰

Factors of 21342537216

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 697

Divisors of 21342537216

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 13 14 16 18 21 22 24 26 28 32 33 36 39 42 44 48 49 52 56 63 64 66 72 77 78 84 88 91 96 98 99 104 112 117 126 128 132 143 144 147 154 156 168 176 182 192 196 198 208 224 231 234 252 256 264 273 286 288 294 308 312 336 352 364 384 392 396 416 429 441 448 462 468 504 512 528 539 546 572 576 588 616 624 637 661 672 693 704 728 768 784 792 819 832 858 882 896 924 936 1001 1008 1056 1078 1092 1144 1152 1176 1232 1248 1274 1287 1322 1344 1386 1408 1456 1536 1568 1584 1617 1638 1664 1716 1764 1792 1848 1872 1911 1983 2002 2016 2112 2156 2184 2288 2304 2352 2464 2496 2548 2574 2644 2688 2772 2816 2912 3003 3136 3168 3234 3276 3328 3432 3528 3584 3696 3744 3822 3966 4004 4032 4224 4312 4368 4576 4608 4627 4704 4851 4928 4992 5096 5148 5288 5376 5544 5632 5733 5824 5949 6006 6272 6336 6468 6552 6656 6864 7007 7056 7271 7392 7488 7644 7932 8008 8064 8448 8593 8624 8736 9009 9152 9254 9408 9702 9856 9984 10192 10296 10576 10752 11088 11466 11648 11898 12012 12544 12672 12936 13104 13728 13881 14014 14112 14542 14784 14976 15288 15864 16016 16128 16896 17186 17248 17472 18018 18304 18508 18816 19404 19712 19968 20384 20592 21021 21152 21813 22176 22932 23296 23796 24024 25088 25344 25779 25872 26208 27456 27762 28028 28224 29084 29568 29952 30576 31728 32032 32256 32389 34372 34496 34944 36036 36608 37016 37632 38808 39424 40768 41184 41643 42042 42304 43626 44352 45864 46592 47592 48048 50688 50897 51558 51744 52416 54912 55524 56056 56448 58168 59136 59904 60151 61152 63063 63456 64064 64778 65439 68744 68992 69888 72072 73216 74032 75264 77337 77616 81536 82368 83286 84084 84608 87252 88704 91728 94523 95184 96096 97167 101794 103116 103488 104832 109824 111048 112112 112896 116336 118272 120302 122304 126126 126912 128128 129556 130878 137488 137984 139776 144144 148064 152691 154674 155232 163072 164736 166572 168168 169216 174504 177408 180453 183456 189046 190368 192192 194334 203588 206232 206976 209664 219648 222096 224224 225792 232672 240604 244608 252252 253824 256256 259112 261756 274976 275968 283569 288288 291501 296128 305382 309348 310464 326144 329472 333144 336336 338432 349008 354816 356279 360906 366912 378092 380736 384384 388668 407176 412464 413952 419328 421057 444192 448448 458073 465344 481208 489216 504504 507648 512512 518224 523512 541359 549952 567138 576576 583002 592256 610764 618696 620928 658944 661661 666288 672672 698016 712558 721812 733824 756184 761472 768768 777336 814352 824928 827904 842114 850707 888384 896896 916146 930688 962416 978432 1009008 1015296 1036448 1047024 1068837 1082718 1099904 1134276 1153152 1166004 1184512 1221528 1237392 1241856 1263171 1323322 1332576 1345344 1396032 1425116 1443624 1467648 1512368 1522944 1537536 1554672 1628704 1649856 1684228 1701414 1776768 1793792 1832292 1861376 1924832 1984983 2018016 2072896 2094048 2137674 2165436 2199808 2268552 2306304 2332008 2369024 2443056 2474784 2483712 2526342 2646644 2665152 2690688 2792064 2850232 2887248 2935296 3024736 3045888 3109344 3206511 3257408 3299712 3368456 3402828 3553536 3587584 3664584 3722752 3789513 3849664 3969966 4036032 4145792 4188096 4275348 4330872 4399616 4537104 4612608 4631627 4664016 4886112 4949568 5052684 5293288 5330304 5381376 5584128 5700464 5774496 5954949 6049472 6218688 6413022 6514816 6599424 6736912 6805656 7107072 7329168 7579026 7699328 7939932 8072064 8291584 8376192 8550696 8661744 9074208 9263254 9328032 9772224 9899136 10105368 10586576 10660608 10762752 11168256 11400928 11548992 11909898 12098944 12437376 12826044 13029632 13198848 13473824 13611312 13894881 14658336 15158052 15398656 15879864 16144128 16583168 16752384 17101392 17323488 18148416 18526508 18656064 19544448 19798272 20210736 21173152 21321216 22801856 23097984 23819796 24197888 24874752 25652088 26059264 26947648 27222624 27789762 29316672 30316104 30797312 31759728 32288256 33504768 34202784 34646976 36296832 37053016 37312128 39088896 39596544 40421472 41684643 42346304 45603712 46195968 47639592 48395776 49749504 51304176 53895296 54445248 55579524 58633344 60632208 63519456 68405568 69293952 72593664 74106032 74624256 78177792 80842944 83369286 84692608 91207424 92391936 95279184 102608352 107790592 108890496 111159048 117266688 121264416 127038912 136811136 138587904 145187328 148212064 149248512 161685888 166738572 169385216 182414848 190558368 205216704 215581184 217780992 222318096 234533376 242528832 254077824 273622272 277175808 296424128 323371776 333477144 338770432 381116736 410433408 435561984 444636192 485057664 508155648 547244544 592848256 646743552 666954288 762233472 820866816 889272384 970115328 1016311296 1185696512 1333908576 1524466944 1641733632 1778544768 1940230656 2371393024 2667817152 3048933888 3557089536 5335634304 7114179072 10671268608 21342537216
• Sum of all divisors σ(n): 84306510288
• Sum of proper divisors (its aliquot sum) s(n): 62963973072
• 21342537216 is an abundant number, because the sum of its proper divisors (62963973072) is greater than itself. Its abundance is 41621435856

Bases of 21342537216

• Binary: 10011111000000111010100011000000000₂
• Hexadecimal: 0x4F81D4600
• Base-36: 9SYSN40

Squares and roots of 21342537216

• 21342537216 squared (21342537216²) is 455503894816345030656
• 21342537216 cubed (21342537216³) is 9721608827150793301872340893696
• The square root of 21342537216 is 146090.8526089159
• The cube root of 21342537216 is 2773.8438910457

Scales and comparisons

• 21,342,537,216 seconds is equal to 678 years, 32 weeks, 4 days, 2 hours, 33 minutes, 36 seconds.
• To count from 1 to 21,342,537,216 would take you about one thousand, three hundred fifty-seven 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 21342537216 cubic inches would be around 231.2 feet tall.

Recreational maths with 21342537216

• 21342537216 backwards is 61273524312
• 21342537216 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21342537216's digits is 36
• More coming soon!