689137761918831390

Names of 689137761918831390

• Cardinal: 689137761918831390 can be written as Six hundred eighty-nine quadrillion, one hundred thirty-seven trillion, seven hundred sixty-one billion, nine hundred eighteen million, eight hundred thirty-one thousand, three hundred ninety.

Scientific notation

• Scientific notation: 6.8913776191883139 × 10¹⁷

Factors of 689137761918831390

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 51297777

Divisors of 689137761918831390

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 27 30 33 45 54 55 66 81 90 99 110 135 162 165 198 243 270 297 330 405 486 495 594 810 891 990 1215 1485 1782 2430 2673 2970 4455 5346 8910 13365 26730 507607 1015214 1522821 2538035 3045642 4568463 5076070 5583677 7614105 9136926 11167354 13705389 15228210 16751031 22842315 27410778 27918385 33502062 41116167 45684630 50253093 50790149 55836770 68526945 82232334 83755155 100506186 101580298 123348501 137053890 150759279 152370447 167510310 205580835 246697002 251265465 253950745 301518558 304740894 411161670 452277837 457111341 502530930 507901490 558691639 616742505 753796395 761852235 904555674 914222682 1117383278 1233485010 1356833511 1371334023 1507592790 1523704470 1676074917 2261389185 2285556705 2713667022 2742668046 2793458195 3352149834 4114002069 4522778370 4571113410 5028224751 5586916390 6784167555 6856670115 8228004138 8380374585 10056449502 12342006207 13568335110 13713340230 15084674253 16760749170 20570010345 24684012414 25141123755 30169348506 41140020690 45254022759 50282247510 61710031035 75423371265 90508045518 123420062070 135762068277 150846742530 226270113795 271524136554 452540227590 678810341385 1357620682770 25781435163443 51562870326886 77344305490329 128907175817215 154688610980658 232032916470987 257814351634430 283595786797873 386721527451645 464065832941974 567191573595746 696098749412961 773443054903290 850787360393619 1160164582354935 1392197498825922 1417978933989365 1701574720787238 2088296248238883 2320329164709870 2552362081180857 2835957867978730 3480493747064805 4176592496477766 4253936801968095 5104724162361714 6264888744716649 6960987494129610 7657086243542571 8507873603936190 10441481241194415 12529777489433298 12761810405904285 15314172487085142 20882962482388830 22971258730627713 25523620811808570 31324443723583245 38285431217712855 45942517461255426 62648887447166490 68913776191883139 76570862435425710 114856293653138565 137827552383766278 229712587306277130 344568880959415695 689137761918831390
• Sum of all divisors σ(n): 2027043591525388800
• Sum of proper divisors (its aliquot sum) s(n): 1337905829606557410
• 689137761918831390 is an abundant number, because the sum of its proper divisors (1337905829606557410) is greater than itself. Its abundance is 648768067687726020

Bases of 689137761918831390

• Binary: 100110010000010011110010010010101100011110101100101100011110₂
• Hexadecimal: 0x9904F24AC7ACB1E
• Base-36: 58HIY5B8QJVI

Squares and roots of 689137761918831390

• 689137761918831390 squared (689137761918831390²) is 474910854902495935526486703249332100
• 689137761918831390 cubed (689137761918831390³) is 327279003658464923256472057782668307502529430014619000
• The square root of 689137761918831390 is 830143217.7153719239
• The cube root of 689137761918831390 is 883287.3607941455

Scales and comparisons

• 689,137,761,918,831,390 seconds is equal to 21,912,449,185 years, 50 weeks, 4 hours, 16 minutes, 30 seconds.
• To count from 1 to 689,137,761,918,831,390 would take you about sixty-five billion, seven hundred thirty-seven million, three hundred forty-seven thousand, five hundred fifty-seven 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 689137761918831390 cubic inches would be around 73607.3 feet tall.

Recreational maths with 689137761918831390

• 689137761918831390 backwards is 093138819167731986
• 689137761918831390 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 689137761918831390's digits is 90
• More coming soon!