1977102269781990

Names of 1977102269781990

• Cardinal: 1977102269781990 can be written as One quadrillion, nine hundred seventy-seven trillion, one hundred two billion, two hundred sixty-nine million, seven hundred eighty-one thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.97710226978199 × 10¹⁵

Factors of 1977102269781990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5098

Divisors of 1977102269781990

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 5 6 10 13 15 26 29 30 39 58 65 78 87 130 145 169 174 195 290 313 338 377 390 435 507 626 754 841 845 870 939 1014 1131 1565 1682 1690 1878 1885 2262 2523 2535 3130 3770 4069 4205 4695 4733 4901 5046 5070 5655 8138 8410 9077 9390 9466 9802 10933 11310 12207 12615 14199 14703 18154 20345 21866 23665 24414 24505 25230 27231 28398 29406 32799 40690 45385 47330 49010 52897 54462 54665 61035 61529 65598 70995 73515 90770 97969 105794 109330 118001 122070 123058 136155 137257 141990 142129 147030 158691 163995 184587 195938 236002 263233 264485 272310 274514 284258 293907 307645 317382 327990 354003 369174 411771 426387 489845 526466 528970 587814 590005 615290 686285 708006 710645 789699 793455 799877 823542 852774 922935 979690 1180010 1273597 1316165 1372570 1421290 1469535 1481429 1534013 1579398 1586910 1599754 1770015 1784341 1845870 2058855 2131935 2399631 2547194 2632330 2841101 2939070 2962858 3068026 3422029 3540030 3568682 3820791 3948495 3980453 3999385 4117710 4263870 4444287 4602039 4799262 5353023 5682202 6367985 6844058 7407145 7641582 7670065 7896990 7960906 7998770 8523303 8888574 8921705 9204078 10266087 10706046 11941359 11998155 12735970 14205505 14814290 15340130 16556761 17046606 17110145 17843410 19103955 19258577 19902265 20532174 22221435 23010195 23196433 23882718 23996310 26765115 28411010 33113522 34220290 36934313 38207910 38517154 39804530 42616515 42961441 44442870 44486377 46020390 46392866 49670283 51330435 51745889 53530230 57775731 59706795 69589299 73868626 82391929 82783805 85233030 85922882 88972754 96292885 99340566 102660870 103491778 110802939 115551462 115982165 119413590 128884323 133459131 139178598 155237667 164783858 165567610 184671565 192585770 214807205 221605878 222431885 231964330 247175787 248351415 250361501 257768646 258729445 266918262 288878655 310475334 347946495 369343130 411959645 429614410 444863770 463687277 480146069 494351574 496702830 500723002 517458890 554014695 558498733 577757310 644421615 667295655 672696557 695892990 751084503 776188335 823919290 927374554 960292138 1071095077 1108029390 1116997466 1235878935 1245881789 1251807505 1288843230 1334591310 1345393114 1391061831 1440438207 1502169006 1552376670 1675496199 2018089671 2142190154 2318436385 2400730345 2471757870 2491763578 2503615010 2782123662 2792493665 2880876414 3213285231 3350992398 3363482785 3737645367 3755422515 4036179342 4636872770 4801460690 5355475385 5584987330 6027934601 6229408945 6426570462 6726965570 6955309155 7202191035 7260483529 7475290734 7510845030 8377480995 10090448355 10710950770 12055869202 12458817890 13446931033 13910618310 13924236001 14404382070 14520967058 16066426155 16196463257 16754961990 18083803803 18688226835 20180896710 21781450587 26893862066 27848472002 30139673005 32132852310 32392926514 36167607606 36302417645 37376453670 40340793099 41772708003 43562901174 48589389771 60279346010 67234655165 69621180005 72604835290 78363149813 80681586198 80982316285 83545416006 90419019015 97178779542 108907252935 134469310330 139242360010 156726299626 161964632570 174810103429 180838038030 201703965495 208863540015 210554022341 217814505870 235089449439 242946948855 349620206858 389960999957 391815749065 403407930990 417727080030 421108044682 470178898878 485893897710 524430310287 631662067023 779921999914 783631498130 874050517145 1048860620574 1052770111705 1169882999871 1175447247195 1263324134046 1748101034290 1949804999785 2105540223410 2272531344577 2339765999742 2350894494390 2622151551435 3158310335115 3899609999570 4545062689154 5069492999441 5244303102870 5849414999355 6316620670230 6817594033731 10138985998882 11362656722885 11698829998710 13635188067462 15208478998323 22725313445770 25347464997205 30416957996646 34087970168655 50694929994410 65903408992733 68175940337310 76042394991615 131806817985466 152084789983230 197710226978199 329517044963665 395420453956398 659034089927330 988551134890995 1977102269781990
• Sum of all divisors σ(n): 5339596002101712
• Sum of proper divisors (its aliquot sum) s(n): 3362493732319722
• 1977102269781990 is an abundant number, because the sum of its proper divisors (3362493732319722) is greater than itself. Its abundance is 1385391462537732

Bases of 1977102269781990

• Binary: 111000001100010100111111110011110011001011111100110₂
• Hexadecimal: 0x70629FE7997E6
• Base-36: JGTO8S5RS6

Squares and roots of 1977102269781990

• 1977102269781990 squared (1977102269781990²) is 3908933385177096768282128360100
• 1977102269781990 cubed (1977102269781990³) is 7728361068260235805277801114731900623214599000
• The square root of 1977102269781990 is 44464618.1787496069
• The cube root of 1977102269781990 is 125509.4360673181

Scales and comparisons

• 1,977,102,269,781,990 seconds is equal to 62,865,736 years, 31 weeks, 1 day, 11 hours, 26 minutes, 30 seconds.
• To count from 1 to 1,977,102,269,781,990 would take you about one hundred eighty-eight million, five hundred ninety-seven thousand, two hundred 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 1977102269781990 cubic inches would be around 10459.1 feet tall.

Recreational maths with 1977102269781990

• 1977102269781990 backwards is 0991879622017791
• 1977102269781990 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1977102269781990's digits is 78
• More coming soon!