20449009309872

Names of 20449009309872

• Cardinal: 20449009309872 can be written as Twenty trillion, four hundred forty-nine billion, nine million, three hundred nine thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 2.0449009309872 × 10¹³

Factors of 20449009309872

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 9060

Divisors of 20449009309872

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 19 22 24 26 33 38 39 44 48 52 57 66 71 76 78 88 104 114 132 142 143 152 156 169 176 208 209 213 228 247 264 284 286 304 312 338 361 418 426 429 456 494 507 528 568 572 624 627 676 722 741 781 836 852 858 912 923 988 1014 1083 1136 1144 1254 1349 1352 1444 1482 1562 1672 1704 1716 1846 1859 1976 2028 2166 2288 2343 2508 2698 2704 2717 2769 2888 2964 3124 3211 3344 3408 3432 3692 3718 3952 3971 4047 4056 4332 4686 4693 5016 5396 5434 5538 5577 5776 5928 6248 6422 6864 7384 7436 7942 8094 8112 8151 8664 8941 9372 9386 9633 10032 10153 10792 10868 11076 11154 11856 11913 11999 12496 12844 14079 14768 14839 14872 15884 16188 16302 17328 17537 17882 18744 18772 19266 20306 21584 21736 22152 22308 23826 23998 25631 25688 26823 28158 29678 29744 30459 31768 32376 32604 35074 35321 35764 35997 37488 37544 38532 40612 43472 44304 44517 44616 47652 47996 51262 51376 51623 52611 53646 56316 59356 60918 61009 63536 64752 65208 70148 70642 71528 71994 75088 76893 77064 81224 89034 89232 95304 95992 98351 102524 103246 105222 105963 107292 112632 116233 118712 121836 122018 130416 131989 140296 141284 143056 143988 153786 154128 154869 162448 169879 178068 183027 190608 191984 192907 196702 205048 206492 210444 211926 214584 225264 227981 232466 237424 243672 244036 263978 280592 281941 282568 287976 295053 307572 309738 333203 339758 348699 356136 366054 385814 393404 395967 410096 412984 420888 423852 429168 455962 464932 487344 488072 509637 527956 563882 565136 575952 578721 590106 615144 619476 634811 666406 671099 679516 683943 697398 712272 732108 771628 786808 791934 825968 841776 845823 847704 911924 929864 976144 999609 1019274 1055912 1127764 1157442 1180212 1230288 1238952 1269622 1278563 1332812 1342198 1359032 1367886 1394796 1464216 1511029 1543256 1573616 1583868 1691646 1695408 1823848 1859728 1868669 1904433 1999218 2013297 2038548 2111824 2208427 2255528 2314884 2360424 2477904 2507791 2539244 2557126 2665624 2684396 2718064 2735772 2789592 2928432 3022058 3086512 3167736 3227701 3383292 3647696 3665233 3737338 3808866 3835689 3998436 4026594 4077096 4331639 4416854 4511056 4533087 4629768 4720848 5015582 5078488 5114252 5331248 5368792 5471544 5579184 5606007 6044116 6335472 6455402 6625281 6766584 6982921 7330466 7474676 7523373 7617732 7671378 7996872 8053188 8154192 8252543 8663278 8833708 9066174 9259536 9683103 10031164 10156976 10228504 10737584 10943088 10995699 11212014 12061409 12088232 12910804 12994917 13250562 13533168 13965842 14660932 14949352 15046746 15235464 15342756 15993744 16106376 16505086 16621319 17326556 17667416 18132348 19366206 20062328 20457008 20948763 21991398 22424028 24122818 24176464 24292697 24757629 25821608 25989834 26501124 27931684 28709551 29321864 29898704 30093492 30470928 30685512 32212752 33010172 33242638 34653112 35334832 35504711 36184227 36264696 38732412 40124656 41897526 41960113 43982796 44848056 47648029 48245636 48585394 49515258 49863957 51643216 51979668 53002248 55863368 57419102 58643728 60186984 61371024 66020344 66485276 69306224 71009422 72368454 72529392 72878091 77464824 83795052 83920226 86128653 87965592 89696112 90777973 95296058 96491272 97170788 99030516 99727914 103959336 106004496 106514133 107283059 111726736 114838204 120373968 125880339 132040688 132675499 132970552 142018844 142944087 144736908 145756182 154929648 156798317 167590104 167840452 172257306 175931184 181555946 190592116 192982544 194341576 198061032 199455828 207918672 213028266 214566118 229166771 229676408 251760678 265350998 265941104 272333919 284037688 285888174 289473816 291512364 313596634 315805061 321849177 335180208 335680904 344514612 363111892 381184232 388683152 396122064 398026497 398911656 426056532 429132236 458333542 459352816 461561243 470394951 503521356 530701996 544667838 545481469 568075376 571776348 578947632 583024728 627193268 631610122 643698354 671361808 687500313 689029224 726223784 762368464 796052994 797823312 852113064 858264472 916667084 923122486 940789902 947415183 1007042712 1061403992 1089335676 1090962938 1143552696 1166049456 1180113649 1254386536 1263220244 1287396708 1375000626 1378058448 1384683729 1452447568 1592105988 1636444407 1704226128 1716528944 1724781487 1833334168 1846244972 1881579804 1894830366 2014085424 2038378121 2122807984 2178671352 2181925876 2287105392 2360227298 2508773072 2520834481 2526440488 2574793416 2750001252 2769367458 2979168023 3184211976 3272888814 3449562974 3540340947 3666668336 3692489944 3763159608 3789660732 4076756242 4357342704 4363851752 4720454596 5041668962 5052880976 5149586832 5174344461 5500002504 5538734916 5958336046 6000296159 6115134363 6368423952 6545777628 6899125948 7080681894 7384979888 7526319216 7562503443 7579321464 8153512484 8727703504 8937504069 9440909192 10083337924 10348688922 11000005008 11077469832 11916672092 12000592318 12230268726 13091555256 13798251896 14161363788 15125006886 15158642928 16307024968 17875008138 18000888477 18881818384 20166675848 20697377844 22154939664 22422159331 23833344184 24001184636 24460537452 26183110512 27596503792 28322727576 30250013772 32614049936 32770848253 35750016276 36001776954 38729184299 40333351696 41394755688 44844318662 47666688368 48002369272 48921074904 56645455152 60500027544 65541696506 67266477993 71500032552 72003553908 77458368598 82789511376 89688637324 96004738544 97842149808 98312544759 116187552897 121000055088 131083393012 134532955986 143000065104 144007107816 154916737196 179377274648 196625089518 232375105794 262166786024 269065911972 288014215632 309833474392 358754549296 393250179036 426021027289 464750211588 524333572048 538131823944 619666948784 786500358072 852042054578 929500423176 1076263647888 1278063081867 1573000716144 1704084109156 1859000846352 2556126163734 3408168218312 5112252327468 6816336436624 10224504654936 20449009309872
• Sum of all divisors σ(n): 66795339038976
• Sum of proper divisors (its aliquot sum) s(n): 46346329729104
• 20449009309872 is an abundant number, because the sum of its proper divisors (46346329729104) is greater than itself. Its abundance is 25897320419232

Bases of 20449009309872

• Binary: 100101001100100100111111011111001100010110000₂
• Hexadecimal: 0x129927EF98B0
• Base-36: 78Y585Y9C

Squares and roots of 20449009309872

• 20449009309872 squared (20449009309872²) is 418161981755231729716656384
• 20449009309872 cubed (20449009309872³) is 8550998257947259048518640397083203022848
• The square root of 20449009309872 is 4522058.0834252893
• The cube root of 20449009309872 is 27345.8078324189

Scales and comparisons

• 20,449,009,309,872 seconds is equal to 650,215 years, 12 weeks, 4 days, 11 hours, 51 minutes, 12 seconds.
• To count from 1 to 20,449,009,309,872 would take you about one million, six hundred twenty-five thousand, five hundred thirty-eight 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 20449009309872 cubic inches would be around 2278.8 feet tall.

Recreational maths with 20449009309872

• 20449009309872 backwards is 27890390094402
• 20449009309872 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20449009309872's digits is 57
• More coming soon!