990641650680

Names of 990641650680

• Cardinal: 990641650680 can be written as Nine hundred ninety billion, six hundred forty-one million, six hundred fifty thousand, six hundred eighty.

Scientific notation

• Scientific notation: 9.9064165068 × 10¹¹

Factors of 990641650680

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 739

Divisors of 990641650680

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 29 30 31 33 36 40 41 44 45 55 58 60 62 66 72 82 87 88 90 93 99 110 116 120 121 123 124 132 145 155 164 165 174 180 186 198 205 220 232 242 246 248 261 264 279 290 310 319 328 330 341 348 360 363 369 372 396 410 435 440 451 465 484 492 495 522 558 580 605 615 617 620 638 660 682 696 726 738 744 792 820 870 899 902 930 957 968 984 990 1023 1044 1089 1116 1160 1189 1210 1230 1234 1240 1271 1276 1305 1320 1353 1364 1395 1452 1476 1595 1640 1705 1740 1798 1804 1815 1845 1851 1860 1914 1980 2046 2088 2178 2232 2255 2378 2420 2460 2468 2542 2552 2610 2697 2706 2728 2790 2871 2904 2952 3069 3085 3190 3410 3480 3509 3567 3596 3608 3630 3690 3702 3720 3751 3813 3828 3960 4059 4092 4356 4495 4510 4756 4785 4840 4920 4936 4961 5084 5115 5220 5394 5412 5445 5553 5580 5742 5945 6138 6170 6355 6380 6765 6787 6820 7018 7134 7192 7260 7380 7404 7502 7626 7656 8091 8118 8184 8712 8990 9020 9255 9512 9570 9889 9922 10168 10230 10440 10527 10701 10788 10824 10890 11106 11160 11253 11439 11484 11890 12276 12340 12710 12760 13079 13485 13530 13574 13640 13981 14036 14268 14355 14520 14760 14808 14883 15004 15252 15345 16182 16236 17545 17835 17893 17980 18040 18510 18755 19065 19127 19140 19778 19844 20295 20361 20460 21054 21402 21576 21780 22212 22506 22878 22968 23780 24552 24680 24805 25297 25420 26158 26970 27060 27148 27765 27962 28072 28536 28710 29667 29766 30008 30504 30690 31581 32364 32472 33759 33935 35090 35670 35786 35960 36859 37020 37510 38130 38254 38280 39237 39556 39688 40455 40590 40722 40920 41943 42108 42804 43560 44424 44649 45012 45756 47560 49445 49610 50594 50840 52316 52635 53505 53679 53940 54120 54296 55530 55924 56265 57195 57381 57420 59334 59532 61083 61380 63162 64728 65395 67518 67870 69905 70180 71340 71572 73718 74040 74415 74657 75020 75891 76260 76508 78474 79112 80910 81180 81444 83886 84216 85608 89001 89298 89465 90024 91512 95635 98890 99220 101188 101805 104632 105270 107010 107358 107880 108779 110577 111060 111848 112530 114390 114762 114840 117711 118668 119064 122166 122760 125829 126324 126485 130790 135036 135740 139810 140360 142680 143144 143869 147436 148335 148830 149314 150040 151782 152520 153016 153791 156948 157905 161037 161820 162360 162888 167772 168795 172143 178002 178596 178930 184295 191270 196185 196823 197780 198440 202376 203610 209715 210397 210540 214020 214716 217558 221154 222120 223245 223971 225060 227673 228780 229524 235422 237336 244332 251658 252648 252970 261580 268395 270072 271480 278267 279620 286905 287738 294872 296670 297660 298628 303564 305415 307582 313896 315810 322074 323640 326337 331731 335544 337590 344286 356004 357192 357860 368590 373285 379455 382540 392370 393646 395560 405449 407220 419430 420794 421080 428040 429432 431607 435116 442308 445005 446490 447942 450120 455346 457560 459048 461373 470844 488664 503316 505940 523160 536790 543895 552885 554683 556534 559240 573810 575476 588555 590469 593340 595320 597256 607128 610830 615164 629145 631191 631620 644148 652674 663462 671913 675180 688572 712008 715720 719345 733613 737180 746570 758910 765080 768955 784207 784740 787292 805185 810898 814440 834801 838860 841588 860715 863214 870232 884616 890010 892980 895884 910692 922746 941688 979011 984115 1006632 1011880 1051985 1073580 1087790 1105770 1109366 1113068 1119855 1138365 1147620 1150952 1177110 1180938 1186680 1216347 1221660 1230328 1258290 1262382 1263240 1288296 1294821 1305348 1326924 1343826 1350360 1377144 1384119 1391335 1438690 1467226 1474360 1493140 1517820 1537910 1568414 1569480 1574584 1610370 1621796 1631685 1658655 1664049 1669602 1677720 1683176 1721430 1726428 1771407 1780020 1785960 1791768 1821384 1845492 1893573 1958022 1968230 2027245 2103970 2147160 2158035 2165053 2175580 2200839 2211540 2218732 2226136 2239710 2276730 2295240 2306865 2314367 2352621 2354220 2361876 2432694 2443320 2504403 2516580 2524764 2589642 2610696 2653848 2687652 2768238 2773415 2782670 2877380 2934452 2952345 2986280 3035640 3060937 3075820 3136828 3155955 3220740 3243592 3263370 3317310 3328098 3339204 3359565 3442860 3452856 3542814 3560040 3649041 3668065 3690984 3787146 3916044 3921035 3936460 4054490 4174005 4207940 4316070 4330106 4351160 4401678 4423080 4437464 4459939 4479420 4553460 4613730 4628734 4705242 4708440 4723752 4865388 4895055 4992147 5008806 5033160 5049528 5179284 5375304 5536476 5546830 5565340 5754760 5868904 5904690 6081735 6101513 6121874 6151640 6273656 6311910 6441480 6474105 6495159 6526740 6602517 6634620 6656196 6678408 6719130 6885720 6920595 6943101 7057863 7085628 7298082 7336130 7574292 7832088 7842070 7872920 8069743 8108980 8320245 8348010 8415880 8626277 8632140 8660212 8803356 8857035 8919878 8958840 9106920 9182811 9227460 9257468 9410484 9467865 9730776 9790110 9984294 10017612 10358568 10825265 11004195 11072952 11093660 11130680 11571835 11763105 11809380 12163470 12203026 12243748 12522015 12623820 12948210 12990318 13053480 13205034 13269240 13312392 13379817 13438260 13841190 13886202 14115726 14171256 14596164 14672260 15148584 15304685 15684140 16139486 16217960 16640490 16696020 17252554 17264280 17320424 17606712 17714070 17839756 18245205 18304539 18365622 18454920 18514936 18820968 18935730 19485477 19580220 19968588 20035224 20829303 21650530 22008390 22187320 22299695 22742003 23143670 23526210 23618760 24209229 24326940 24406052 24487496 24960735 25044030 25247640 25878831 25896420 25980636 26410068 26759634 26876520 27548433 27682380 27772404 28231452 29192328 29344520 30507565 30609370 31368280 32278972 32475795 33012585 33280980 33392040 34505108 34715505 35289315 35428140 35679512 36490410 36609078 36731244 37871460 38970954 39160440 39937176 40139451 40348715 41658606 43131385 43301060 44016780 44599390 45484006 45914055 46287340 47052420 48418458 48653880 48812104 49921470 50088060 51757662 51792840 51961272 52820136 53519268 54913617 55096866 55364760 55544808 56462904 61015130 61218740 64557944 64951590 66025170 66561960 66899085 67116643 68226009 69010216 69431010 70578630 70856280 72627687 72980820 73218156 73462488 75742920 77636493 77941908 80278902 80697430 83317212 86262770 86602120 88033560 88767173 89198780 90968012 91522695 91828110 92574680 94104840 94889047 96836916 97427385 99842940 100176120 103515324 104146515 107038536 109827234 110193732 113710015 121046145 122030260 122437480 129394155 129903180 132050340 133798170 134233286 136452018 137742165 138862020 141157260 145255374 145961640 146436312 155272986 155883816 160557804 161394860 166634424 172525540 177534346 178397560 181936024 183045390 183656220 189778094 193673832 194854770 199685880 200697255 201349929 204678027 207030648 208293030 219654468 220387464 227420030 242092290 244060520 250162033 258788310 259806360 264100680 266301519 267596340 268466572 272904036 274568085 275484330 277724040 282314520 284667141 290510748 310545972 321115608 322789720 335583215 341130045 345051080 355068692 363138435 366090780 367312440 379556188 388182465 389709540 401394510 402699858 409356054 416586060 439308936 443835865 454840060 474445235 484184580 500324066 517576620 532603038 535192680 536933144 545808072 549136170 550968660 569334282 581021496 604049787 621091944 671166430 682260090 710137384 726276870 732181560 750486099 759112376 776364930 779419080 798904557 802789020 805399716 818712108 833172120 854001423 887671730 909680120 948890470 968369160 1000648132 1006749645 1023390135 1035153240 1065206076 1098272340 1101937320 1138668564 1208099574 1250810165 1331507595 1342332860 1364520180 1423335705 1452553740 1500972198 1552729860 1597809114 1605578040 1610799432 1637424216 1708002846 1775343460 1897780940 2001296264 2013499290 2046780270 2130412152 2196544680 2251458297 2277337128 2416199148 2501620330 2663015190 2684665720 2729040360 2751782363 2846671410 2905107480 3001944396 3020248935 3105459720 3195618228 3416005692 3550686920 3752430495 3795561880 3994522785 4026998580 4093560540 4270007115 4502916594 4832398296 5003240660 5326030380 5503564726 5693342820 6003888792 6040497870 6391236456 6832011384 7504860990 7989045570 8053997160 8187121080 8255347089 8540014230 9005833188 10006481320 10652060760 11007129452 11257291485 11386685640 12080995740 13758911815 15009721980 15978091140 16510694178 17080028460 18011666376 22014258904 22514582970 24161991480 24766041267 27517823630 30019443960 31956182280 33021388356 34160056920 41276735445 45029165940 49532082534 55035647260 66042776712 82553470890 90058331880 99064165068 110071294520 123830206335 165106941780 198128330136 247660412670 330213883560 495320825340 990641650680
• Sum of all divisors σ(n): 3877452633600
• Sum of proper divisors (its aliquot sum) s(n): 2886810982920
• 990641650680 is an abundant number, because the sum of its proper divisors (2886810982920) is greater than itself. Its abundance is 1896169332240

Bases of 990641650680

• Binary: 1110011010100110110101111111101111111000₂
• Hexadecimal: 0xE6A6D7FBF8
• Base-36: CN3EGLQ0

Squares and roots of 990641650680

• 990641650680 squared (990641650680²) is 981370880061995144462400
• 990641650680 cubed (990641650680³) is 972186868553899170644376997194432000
• The square root of 990641650680 is 995309.8264761581
• The cube root of 990641650680 is 9968.7076834985

Scales and comparisons

• 990,641,650,680 seconds is equal to 31,499 years, 17 weeks, 4 days, 20 hours, 18 minutes.
• To count from 1 to 990,641,650,680 would take you about sixty-two thousand, nine hundred ninety-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 990641650680 cubic inches would be around 830.7 feet tall.

Recreational maths with 990641650680

• 990641650680 backwards is 086056146099
• The number of decimal digits it has is: 12
• The sum of 990641650680's digits is 54
• More coming soon!