21029338999680

Names of 21029338999680

• Cardinal: 21029338999680 can be written as Twenty-one trillion, twenty-nine billion, three hundred thirty-eight million, nine hundred ninety-nine thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.102933899968 × 10¹³

Factors of 21029338999680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 470

Divisors of 21029338999680

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 64 66 80 88 96 110 120 121 128 132 160 165 176 192 220 240 242 264 320 330 352 363 384 440 449 480 484 528 605 640 660 704 726 880 898 960 968 1056 1210 1320 1347 1408 1452 1760 1796 1815 1920 1936 2112 2245 2420 2640 2694 2904 3520 3592 3630 3872 4224 4490 4840 4939 5280 5388 5808 6735 7040 7184 7260 7744 8980 9680 9878 10560 10776 11616 13470 14368 14520 14817 15488 17960 19360 19756 21120 21552 23232 24695 26940 28736 29040 29634 35920 38720 39512 43104 46464 49390 53880 54329 57472 58080 59268 71840 74085 77440 79024 86208 98780 107760 108658 116160 118536 143680 148170 158048 162987 172416 197560 201601 215520 217316 232320 237072 271645 287360 296340 316096 325974 395120 403202 431040 434632 474144 543290 592680 604803 632192 651948 790240 806404 814935 862080 869264 948288 1008005 1086580 1185360 1209606 1303896 1580480 1612808 1629870 1738528 1896576 2016010 2173160 2217611 2370720 2419212 2607792 3024015 3160960 3225616 3259740 3477056 4032020 4346320 4435222 4741440 4838424 5215584 6048030 6451232 6519480 6652833 6954112 8064040 8692640 8870444 9482880 9676848 10431168 11088055 12096060 12902464 13038960 13305666 16128080 17385280 17740888 19353696 20862336 22176110 24192120 24393721 25804928 26077920 26611332 32256160 33264165 34770560 35481776 38707392 44352220 48384240 48787442 52155840 53222664 64512320 66528330 70963552 73181163 77414784 88704440 90518849 96768480 97574884 104311680 106445328 121968605 129024640 133056660 141927104 146362326 177408880 181037698 193536960 195149768 212890656 243937210 266113320 271556547 283854208 292724652 354817760 362075396 365905815 387073920 390299536 425781312 452594245 487874420 532226640 543113094 585449304 709635520 724150792 731811630 780599072 851562624 905188490 975748840 995707339 1064453280 1086226188 1170898608 1357782735 1419271040 1448301584 1463623260 1561198144 1810376980 1951497680 1991414678 2128906560 2172452376 2341797216 2715565470 2896603168 2927246520 2987122017 3122396288 3620753960 3902995360 3982829356 4257813120 4344904752 4683594432 4978536695 5431130940 5793206336 5854493040 5974244034 7241507920 7805990720 7965658712 8689809504 9367188864 9957073390 10862261880 10952780729 11586412672 11708986080 11948488068 14483015840 14935610085 15611981440 15931317424 17379619008 19914146780 21724523760 21905561458 23417972160 23896976136 28966031680 29871220170 31862634848 32858342187 34759238016 39828293560 43449047520 43811122916 46835944320 47793952272 54763903645 57932063360 59742440340 63725269696 65716684374 79656587120 86898095040 87622245832 95587904544 109527807290 119484880680 127450539392 131433368748 159313174240 164291710935 173796190080 175244491664 191175809088 219055614580 238969761360 262866737496 318626348480 328583421870 350488983328 382351618176 438111229160 477939522720 525733474992 637252696960 657166843740 700977966656 876222458320 955879045440 1051466949984 1314333687480 1401955933312 1752444916640 1911758090880 2102933899968 2628667374960 3504889833280 4205867799936 5257334749920 7009779666560 10514669499840 21029338999680
• Sum of all divisors σ(n): 73843183764000
• Sum of proper divisors (its aliquot sum) s(n): 52813844764320
• 21029338999680 is an abundant number, because the sum of its proper divisors (52813844764320) is greater than itself. Its abundance is 31784505764640

Bases of 21029338999680

• Binary: 100110010000001000110010001111110101110000000₂
• Hexadecimal: 0x13204647EB80
• Base-36: 7GCQTH8QO

Squares and roots of 21029338999680

• 21029338999680 squared (21029338999680²) is 442233098763462223040102400
• 21029338999680 cubed (21029338999680³) is 9299869750775813310399616052940767232000
• The square root of 21029338999680 is 4585775.7249651885
• The cube root of 21029338999680 is 27602.0840509907

Scales and comparisons

• 21,029,338,999,680 seconds is equal to 668,667 years, 48 weeks, 3 days, 7 hours, 28 minutes.
• To count from 1 to 21,029,338,999,680 would take you about one million, six hundred seventy-one thousand, six hundred sixty-nine 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 21029338999680 cubic inches would be around 2300.2 feet tall.

Recreational maths with 21029338999680

• 21029338999680 backwards is 08699983392012
• The number of decimal digits it has is: 14
• The sum of 21029338999680's digits is 69
• More coming soon!