1988960309162645

Names of 1988960309162645

• Cardinal: 1988960309162645 can be written as One quadrillion, nine hundred eighty-eight trillion, nine hundred sixty billion, three hundred nine million, one hundred sixty-two thousand, six hundred forty-five.

Scientific notation

• Scientific notation: 1.988960309162645 × 10¹⁵

Factors of 1988960309162645

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 298

Divisors of 1988960309162645

• Number of divisors d(n): 384
• Complete list of divisors:
  1 5 7 13 35 49 65 73 91 97 103 169 245 343 365 455 485 511 515 637 679 721 845 949 1183 1261 1339 1715 2555 3185 3395 3577 3605 4459 4745 4753 5047 5915 6305 6643 6695 7081 7519 8281 8827 9373 9409 9991 12337 16393 17407 17885 22295 23765 25039 25235 33215 33271 35329 35405 37595 41405 44135 46501 46865 47045 49567 49955 52633 57967 61685 61789 65611 65863 69937 81965 86359 87035 92053 97747 114751 121849 122317 125195 129883 166355 176645 232505 247835 263165 289835 308945 325507 328055 329315 346969 349685 368431 431795 432523 459277 460265 461041 488735 489559 573755 604513 609245 611585 644371 649415 684229 686857 729343 803257 852943 856219 909181 912673 969127 1196689 1270711 1590121 1627535 1688479 1734845 1842155 2162615 2296385 2305205 2428783 2447795 2579017 3022565 3221855 3227287 3421145 3426913 3434285 3646715 4016285 4231591 4264715 4281095 4510597 4545905 4563365 4789603 4807999 4845635 5105401 5622799 5970601 5983445 5993533 6353555 6364267 6388711 6783889 7950605 8376823 8442395 8894977 8929141 9481459 11130847 11819353 11864749 12143915 12598651 12895085 16136435 17134565 21157955 22552985 23948015 24039995 25527005 28113995 29853005 29967665 31574179 31821335 31943555 33527221 33655993 33919445 35737807 41884115 41954731 44474885 44549869 44645705 44720977 47407295 47487223 55654235 58637761 59096765 59323745 62264839 62503987 62993255 66370213 66625129 70746271 77915929 82735471 83053243 88190557 94005319 116078833 123258967 154241737 157870895 163782463 167636105 168279965 178689035 209773655 222749345 223604885 235591951 237436115 250164649 293188805 311324195 312519935 313046839 331851065 332410561 333125645 353731355 389579645 410464327 413677355 415266215 435853873 437527909 440952785 464591491 466375903 470026595 495223897 545411503 579148297 580394165 581372701 616294835 617333899 658037233 771208685 812551831 818912315 862812769 866126677 919701523 1079692159 1146477241 1177959755 1222069147 1250823245 1565234195 1662052805 2052321635 2179269365 2187639545 2322957455 2331879515 2476119485 2727057515 2895741485 2906863505 3062695363 3086669495 3252140437 3264631321 3290186165 3466567279 4062759155 4069608907 4314063845 4321337293 4330633385 4598507615 4606260631 5398460795 5687862817 5732386205 6039689383 6062886739 6110345735 6437910661 6862388287 7557845113 8025340687 8554484029 11259646801 11956119799 15313476815 15886898911 16260702185 16323156605 17332836395 20348044535 21606686465 22852419247 23031303155 24265970953 28439314085 30198446915 30314433695 32189553305 32243824417 34311941435 37789225565 39815039719 40126703435 42277825681 42440207173 42772420145 45065374627 48036718009 52904915791 56177384809 56298234005 59780598995 59881388203 78817527607 79434494555 83692838593 89211047731 111208292377 114262096235 121329854765 161219122085 199075198595 211389128405 212201035865 225326873135 240183590045 264524578955 280886924045 297081450211 299406941015 315457622389 336257026063 394087638035 418464192965 419169717421 446055238655 551722693249 556041461885 585849870151 624477334117 778458046639 1159743620503 1485407251055 1577288111945 1681285130315 2095848587105 2353799182441 2758613466245 2929249350755 3122386670585 3862058852743 3892290233195 4100949091057 4371341338819 5449206326473 5798718102515 8118205343521 11768995912205 19310294263715 20504745455285 21856706694095 27246031632365 30599389371733 40591026717605 56827437404647 152996946858665 284137187023235 397792061832529 1988960309162645
• Sum of all divisors σ(n): 3117045125376000
• Sum of proper divisors (its aliquot sum) s(n): 1128084816213355
• 1988960309162645 is a deficient number, because the sum of its proper divisors (1128084816213355) is less than itself. Its deficiency is 860875492949290

Bases of 1988960309162645

• Binary: 111000100001111001011101000101100110011001010010101₂
• Hexadecimal: 0x710F2E8B33295
• Base-36: JL0ZR2N445

Squares and roots of 1988960309162645

• 1988960309162645 squared (1988960309162645²) is 3955963111424364379941063396025
• 1988960309162645 cubed (1988960309162645³) is 7868253613134622827513786598521987627771486125
• The square root of 1988960309162645 is 44597761.2572945751
• The cube root of 1988960309162645 is 125759.8581604983

Scales and comparisons

• 1,988,960,309,162,645 seconds is equal to 63,242,785 years, 29 weeks, 5 days, 15 hours, 24 minutes, 5 seconds.
• To count from 1 to 1,988,960,309,162,645 would take you about one hundred eighty-nine million, seven hundred twenty-eight thousand, three hundred fifty-six 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 1988960309162645 cubic inches would be around 10480 feet tall.

Recreational maths with 1988960309162645

• 1988960309162645 backwards is 5462619030698891
• The number of decimal digits it has is: 16
• The sum of 1988960309162645's digits is 77
• More coming soon!