9902387133990

Names of 9902387133990

• Cardinal: 9902387133990 can be written as Nine trillion, nine hundred two billion, three hundred eighty-seven million, one hundred thirty-three thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 9.90238713399 × 10¹²

Factors of 9902387133990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1158

Divisors of 9902387133990

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 19 26 29 30 38 39 45 57 58 65 78 87 90 95 114 117 130 145 169 171 174 190 195 234 247 261 285 290 338 342 377 390 435 494 507 522 551 570 585 741 754 845 855 870 1014 1087 1102 1131 1170 1235 1305 1482 1521 1653 1690 1710 1885 2174 2223 2262 2470 2535 2610 2755 3042 3211 3261 3306 3393 3705 3770 4446 4901 4959 5070 5435 5510 5655 6422 6522 6786 7163 7410 7605 8265 9633 9783 9802 9918 10870 11115 11310 14131 14326 14703 15210 16055 16305 16530 16965 19266 19566 20653 21489 22230 24505 24795 28262 28899 29406 31523 32110 32610 33930 35815 41306 42393 42978 44109 48165 48915 49010 49590 57798 61959 63046 64467 70655 71630 73515 84786 88218 93119 94569 96330 97830 103265 107445 123918 127179 128934 141310 144495 147030 157615 183703 185877 186238 189138 206530 211965 214890 220545 254358 268489 279357 283707 288990 309795 315230 322335 367406 371754 409799 423930 441090 465595 472845 536978 551109 558714 567414 598937 619590 635895 644670 805467 819598 838071 918515 929385 931190 945690 1102218 1181569 1197874 1229397 1271790 1342445 1396785 1418535 1610934 1653327 1676142 1796811 1837030 1858770 2048995 2363138 2416401 2458794 2684890 2755545 2793570 2837070 2994685 3306654 3490357 3544707 3593622 3688191 4027335 4097990 4190355 4832802 5327387 5390433 5511090 5907845 5989370 6146985 6980714 7089414 7376382 7786181 8054670 8266635 8380710 8984055 10471071 10634121 10654774 10780866 11815690 12082005 12293970 15360397 15572362 15982161 16533270 17451785 17723535 17968110 18440955 20942142 21268242 22449811 23358543 24164010 26636935 26952165 30720794 31413213 31964322 34265501 34903570 35447070 36881910 38930905 44899622 46081191 46717086 47946483 52355355 53170605 53273870 53904330 62826426 67349433 68531002 70075629 76801985 77861810 79910805 92162382 95892966 101220353 102796503 104710710 106341210 112249055 116792715 134698866 138243573 140151258 153603970 157066065 159821610 171327505 199685161 202048299 202440706 205593006 224498110 230405955 233585430 239732415 276487146 291847543 303661059 308389509 314132130 336747165 342655010 350378145 399370322 404096598 445451513 460811910 479464830 506101765 513982515 583695086 599055483 607322118 616779018 651044519 673494330 691217865 700756290 875542629 890903026 910983177 998425805 1010241495 1012203530 1027965030 1198110966 1302089038 1336354539 1382435730 1459237715 1518305295 1541947545 1751085258 1797166449 1821966354 1953133557 1996851610 2020482990 2227257565 2626627887 2672709078 2918475430 2995277415 3036610590 3083895090 3255222595 3594332898 3794018059 3906267114 4009063617 4377713145 4454515130 4554915885 5253255774 5790869669 5859400671 5990554830 6510445190 6681772695 7588036118 8018127234 8463578747 8755426290 8985832245 9109831770 9765667785 11382054177 11581739338 11718801342 13133139435 13363545390 16927157494 17372609007 17971664490 18970090295 19531335570 20045318085 22764108354 25390736241 26266278870 28954348345 29297003355 34146162531 34745218014 37940180590 40090636170 42317893735 50781472482 52117827021 56910270885 57908696690 58594006710 68292325062 76172208723 84635787470 86863045035 104235654042 110026523711 113820541770 126953681205 152344417446 170730812655 173726090070 220053047422 253907362410 260589135105 330079571133 341461625310 380861043615 521178270210 550132618555 660159142266 761722087230 990238713399 1100265237110 1650397855665 1980477426798 3300795711330 4951193566995 9902387133990
• Sum of all divisors σ(n): 30386242832400
• Sum of proper divisors (its aliquot sum) s(n): 20483855698410
• 9902387133990 is an abundant number, because the sum of its proper divisors (20483855698410) is greater than itself. Its abundance is 10581468564420

Bases of 9902387133990

• Binary: 10010000000110010100010001000111111000100110₂
• Hexadecimal: 0x90194447E26
• Base-36: 3ID3DML9I

Squares and roots of 9902387133990

• 9902387133990 squared (9902387133990²) is 98057270951410686213320100
• 9902387133990 cubed (9902387133990³) is 971001058263420545599378030801460199000
• The square root of 9902387133990 is 3146805.8621386227
• The cube root of 9902387133990 is 21474.0173844013

Scales and comparisons

• 9,902,387,133,990 seconds is equal to 314,865 years, 14 weeks, 4 days, 4 hours, 46 minutes, 30 seconds.
• To count from 1 to 9,902,387,133,990 would take you about seven hundred eighty-seven thousand, one hundred sixty-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 9902387133990 cubic inches would be around 1789.5 feet tall.

Recreational maths with 9902387133990

• 9902387133990 backwards is 0993317832099
• The number of decimal digits it has is: 13
• The sum of 9902387133990's digits is 63
• More coming soon!