1820221851672

Names of 1820221851672

• Cardinal: 1820221851672 can be written as One trillion, eight hundred twenty billion, two hundred twenty-one million, eight hundred fifty-one thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.820221851672 × 10¹²

Factors of 1820221851672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 224

Divisors of 1820221851672

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 19 21 24 27 28 36 38 42 49 54 56 57 63 72 76 81 84 98 108 114 126 133 147 152 162 168 171 189 193 196 216 228 243 252 266 294 324 342 378 386 392 399 441 456 486 504 513 532 567 579 588 648 684 729 756 772 798 882 931 972 1026 1064 1134 1158 1176 1197 1323 1351 1368 1458 1512 1539 1544 1596 1701 1737 1764 1862 1944 2052 2187 2268 2316 2394 2646 2702 2793 2916 3078 3192 3402 3474 3528 3591 3667 3724 3969 4053 4104 4374 4536 4617 4632 4788 5103 5211 5292 5404 5586 5832 6156 6561 6804 6948 7182 7334 7448 7938 8106 8379 8748 9234 9457 9576 10206 10422 10584 10773 10808 11001 11172 11907 12159 12312 13122 13608 13851 13896 14364 14668 15309 15633 15876 16212 16758 17496 18468 18914 20412 20844 21546 22002 22344 23814 24318 25137 25669 26244 27702 28371 28728 29336 30618 31266 31752 32319 32424 33003 33516 35721 36477 36936 37249 37828 40824 41553 41688 43092 44004 45927 46899 47628 48636 50274 51338 52488 55404 56742 61236 62532 64638 66006 67032 71442 72954 74498 75411 75656 77007 83106 85113 86184 88008 91854 93798 95256 96957 97272 99009 100548 102676 107163 109431 110808 111747 113484 122472 124659 125064 129276 132012 140697 142884 145908 148996 150822 154014 166212 170226 179683 183708 187596 193914 198018 201096 205352 214326 218862 223494 226233 226968 231021 249318 255339 258552 260743 264024 281394 285768 290871 291816 297027 297992 301644 308028 321489 328293 332424 335241 340452 359366 367416 375192 387828 396036 422091 428652 437724 446988 452466 462042 498636 510678 521486 539049 562788 581742 594054 603288 616056 642978 656586 670482 678699 680904 693063 707731 718732 766017 775656 782229 792072 844182 857304 872613 875448 891081 893976 904932 924084 984879 997272 1005723 1021356 1042972 1078098 1125576 1163484 1188108 1266273 1285956 1313172 1340964 1357398 1386126 1415462 1437464 1532034 1564458 1617147 1688364 1745226 1782162 1809864 1825201 1848168 1969758 2011446 2036097 2042712 2079189 2085944 2123193 2156196 2298051 2326968 2346687 2376216 2532546 2571912 2626344 2673243 2681928 2714796 2772252 2830924 2954637 3017169 3064068 3128916 3234294 3376728 3490452 3564324 3650402 3939516 4022892 4072194 4158378 4246386 4312392 4596102 4693374 4851441 4954117 5065092 5346486 5429592 5475603 5544504 5661848 5909274 6034338 6108291 6128136 6237567 6257832 6369579 6468588 6894153 6980904 7040061 7128648 7300804 7879032 8019729 8045784 8144388 8316756 8492772 8863911 9051507 9192204 9386748 9702882 9908234 10130184 10692972 10951206 11818548 12068676 12216582 12475134 12739158 12937176 13788306 14080122 14554323 14601608 14862351 16039458 16288776 16426809 16633512 16985544 17727822 18103014 18384408 18712701 18773496 19108737 19405764 19816468 20682459 21120183 21385944 21902412 23637096 24059187 24137352 24433164 24950268 25478316 27154521 27576612 28160244 29108646 29724702 32078916 32853618 34678819 35455644 36206028 37425402 38217474 38811528 39632936 41364918 42240366 43662969 43804824 44587053 48118374 48866328 49280427 49900536 50956632 54309042 55153224 56138103 56320488 57326211 58217292 59449404 62047377 63360549 64157832 65707236 69357638 70911288 72412056 74850804 76434948 81463563 82729836 84480732 87325938 89174106 96236748 98560854 104036457 108618084 112276206 114652422 116434584 118898808 124094754 126721098 130988907 131414472 133761159 138715276 147841281 149701608 152869896 162927126 165459672 168414309 168961464 171978633 174651876 178348212 190081647 192473496 197121708 208072914 217236168 224552412 229304844 244390689 248189508 253442196 261977814 267522318 277430552 295682562 312109371 325854252 336828618 343957266 349303752 356696424 380163294 392966721 394243416 401283477 416145828 443523843 449104824 458609688 488781378 496379016 506884392 515935899 523955628 535044636 570244941 591365124 624218742 651708504 673657236 687914532 760326588 785933442 802566954 832291656 887047686 936328113 977562756 1031871798 1047911256 1070089272 1140489882 1178900163 1182730248 1203850431 1248437484 1330571529 1347314472 1375829064 1520653176 1547807697 1571866884 1605133908 1710734823 1774095372 1872656226 1955125512 2063743596 2280979764 2357800326 2407700862 2496874968 2661143058 2808984339 3095615394 3143733768 3210267816 3421469646 3548190744 3611551293 3745312452 3991714587 4127487192 4561959528 4643423091 4715600652 4815401724 5322286116 5617968678 6191230788 6842939292 7223102586 7490624904 7983429174 8426953017 9286846182 9431201304 9630803448 10644572232 10834653879 11235937356 11975143761 12382461576 13685878584 14446205172 15966858348 16853906034 18573692364 21669307758 22471874712 23950287522 25280859051 28892410344 31933716696 32503961637 33707812068 37147384728 43338615516 47900575044 50561718102 65007923274 67415624136 75842577153 86677231032 95801150088 101123436204 130015846548 151685154306 202246872408 227527731459 260031693096 303370308612 455055462918 606740617224 910110925836 1820221851672
• Sum of all divisors σ(n): 6300949227300
• Sum of proper divisors (its aliquot sum) s(n): 4480727375628
• 1820221851672 is an abundant number, because the sum of its proper divisors (4480727375628) is greater than itself. Its abundance is 2660505523956

Bases of 1820221851672

• Binary: 11010011111001101101011010100100000011000₂
• Hexadecimal: 0x1A7CDAD4818
• Base-36: N8753DI0

Squares and roots of 1820221851672

• 1820221851672 squared (1820221851672²) is 3313207589304244369195584
• 1820221851672 cubed (1820221851672³) is 6030772853177094987865965505605416448
• The square root of 1820221851672 is 1349155.9775177961
• The cube root of 1820221851672 is 12209.7875673731

Scales and comparisons

• 1,820,221,851,672 seconds is equal to 57,877 years, 22 weeks, 13 hours, 1 minute, 12 seconds.
• To count from 1 to 1,820,221,851,672 would take you about one hundred forty-four thousand, six hundred ninety-three 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 1820221851672 cubic inches would be around 1017.5 feet tall.

Recreational maths with 1820221851672

• 1820221851672 backwards is 2761581220281
• The number of decimal digits it has is: 13
• The sum of 1820221851672's digits is 45
• More coming soon!