21444412639540

Names of 21444412639540

• Cardinal: 21444412639540 can be written as Twenty-one trillion, four hundred forty-four billion, four hundred twelve million, six hundred thirty-nine thousand, five hundred forty.

Scientific notation

• Scientific notation: 2.144441263954 × 10¹³

Factors of 21444412639540

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 114

Divisors of 21444412639540

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 10 11 17 20 22 34 44 55 68 79 85 110 121 158 170 187 220 242 289 316 340 374 395 484 578 605 748 790 869 935 1156 1210 1343 1445 1580 1738 1870 2057 2420 2686 2890 3179 3476 3740 4114 4345 4913 5372 5780 6241 6358 6715 8228 8690 9559 9826 10285 12482 12716 13430 14773 15895 17380 19118 19652 20570 22831 24565 24964 26860 29546 31205 31790 34969 38236 41140 45662 47795 49130 54043 59092 62410 63580 68651 69938 73865 83521 91324 95590 98260 106097 108086 114155 124820 137302 139876 147730 162503 167042 174845 191180 212194 216172 228310 251141 270215 274604 295460 325006 334084 343255 349690 388127 417605 424388 456620 502282 530485 540430 594473 650012 686510 699380 755161 776254 812515 835210 918731 1004564 1060970 1080860 1167067 1188946 1255705 1373020 1419857 1510322 1552508 1625030 1670420 1803649 1837462 1940635 2121940 2334134 2377892 2511410 2762551 2839714 2972365 3020644 3250060 3607298 3674924 3775805 3881270 4269397 4593655 4668268 5022820 5525102 5679428 5835335 5944730 6598159 7099285 7214596 7551610 7762540 8538794 9018245 9187310 10106041 11050204 11670670 11889460 12837737 13196318 13812755 14198570 15103220 15618427 17077588 18036490 18374620 19840139 20212082 21346985 23341340 25675474 26392636 27625510 28397140 30662033 31236854 32990795 36072980 39680278 40424164 42693970 46963367 50530205 51350948 55251020 61324066 62473708 64188685 65981590 72579749 78092135 79360556 85387940 93926734 99200695 101060410 112168703 122648132 128377370 131963180 145159498 153310165 156184270 171802697 187853468 198401390 202120820 218241529 224337406 234816835 256754740 290318996 306620330 312368540 337282363 343605394 362898745 396802780 436483058 448674812 469633670 521254561 560843515 613240660 674564726 687210788 725797490 798377239 859013485 872966116 939267340 1042509122 1091207645 1121687030 1233855733 1349129452 1451594980 1596754478 1686411815 1718026970 2085018244 2182415290 2243374060 2467711466 2606272805 3193508956 3372823630 3436053940 3710105993 3991886195 4364830580 4935422932 5212545610 5733800171 6169278665 6745647260 7420211986 7983772390 8861327537 10425091220 11467600342 12338557330 13572413063 14840423972 15967544780 17722655074 18550529965 22935200684 24677114660 27144826126 28669000855 35445310148 37101059930 44306637685 54289652252 57338001710 63071801881 67862065315 74202119860 88613275370 97474602907 114676003420 126143603762 135724130630 177226550740 194949205814 252287207524 271448261260 315359009405 389898411628 487373014535 630718018810 974746029070 1072220631977 1261436037620 1949492058140 2144441263954 4288882527908 5361103159885 10722206319770 21444412639540
• Sum of all divisors σ(n): 53267246693388
• Sum of proper divisors (its aliquot sum) s(n): 31822834053848
• 21444412639540 is an abundant number, because the sum of its proper divisors (31822834053848) is greater than itself. Its abundance is 10378421414308

Bases of 21444412639540

• Binary: 100111000000011101010100110010000100100110100₂
• Hexadecimal: 0x1380EA990934
• Base-36: 7LNFDLV04

Squares and roots of 21444412639540

• 21444412639540 squared (21444412639540²) is 459862833454862909971411600
• 21444412639540 cubed (21444412639540³) is 9861488358194140152668884015095774664000
• The square root of 21444412639540 is 4630811.2290979861
• The cube root of 21444412639540 is 27782.5039746245

Scales and comparisons

• 21,444,412,639,540 seconds is equal to 681,865 years, 51 weeks, 3 days, 8 hours, 45 minutes, 40 seconds.
• To count from 1 to 21,444,412,639,540 would take you about one million, seven hundred four thousand, six hundred sixty-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 21444412639540 cubic inches would be around 2315.2 feet tall.

Recreational maths with 21444412639540

• 21444412639540 backwards is 04593621444412
• The number of decimal digits it has is: 14
• The sum of 21444412639540's digits is 49
• More coming soon!