990235036421785

Names of 990235036421785

• Cardinal: 990235036421785 can be written as Nine hundred ninety trillion, two hundred thirty-five billion, thirty-six million, four hundred twenty-one thousand, seven hundred eighty-five.

Scientific notation

• Scientific notation: 9.90235036421785 × 10¹⁴

Factors of 990235036421785

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 179

Divisors of 990235036421785

• Number of divisors d(n): 240
• Complete list of divisors:
  1 5 7 11 35 55 59 77 97 121 295 385 413 485 605 649 679 847 1067 1331 2065 3245 3395 3481 4235 4543 5335 5723 6655 7139 7469 9317 9409 11737 14641 17405 22715 24367 28615 35695 37345 38291 40061 46585 47045 49973 58685 62953 65863 73205 78529 82159 102487 103499 121835 129107 191455 200305 205379 249865 268037 314765 329315 337657 392645 410795 421201 440671 512435 517495 549703 555131 645535 692483 724493 863819 903749 1026895 1138489 1340185 1420177 1437653 1688285 2106005 2203355 2259169 2363599 2748515 2775655 2948407 3462415 3622465 3714227 3885917 4319095 4518745 4633211 4847381 5692445 6046733 6106441 7100885 7188265 7617313 7969423 9941239 11295845 11817995 12523379 14742035 15814183 18571135 19429585 19921763 23166055 24236905 24850859 25999589 30233665 30532205 32432477 32752729 38086565 39847115 40856497 42745087 49706195 50965321 53321191 62616895 67170851 79070915 83790443 87663653 99608815 124254295 129997945 137757169 139452341 162162385 163763645 173956013 204282485 213725435 219139393 229269103 254826605 266605955 273359449 285995479 335854255 356757247 360280019 418952215 438318265 449421467 470195957 586533101 688785845 697261705 738879361 869780065 964300183 1095696965 1146345515 1366797245 1429977395 1533975751 1783786235 1801400095 1913516143 1932411011 2247107335 2350979785 2410533323 2521960133 2932665505 3006953939 3145950269 3694396805 3963080209 4821500915 4943636137 5172155527 7669878755 8127672971 9567580715 9662055055 12052666615 12609800665 13526877077 15034769695 15729751345 16873733261 19815401045 21048677573 21256521121 24718180685 25860777635 26515866553 27741561463 34605452959 40638364855 43593882299 56893710797 67634385385 84368666305 105243387865 106282605605 132579332765 138707807315 148795647847 173027264795 185611065871 217969411495 233821732331 284468553985 291674532083 305157176093 479532705289 743978239235 928055329355 1169108661655 1458372660415 1525785880465 1636752126317 2041721724581 2397663526445 2572039055641 3356728937023 8183760631585 10208608622905 12860195278205 16783644685115 18004273389487 28292429612051 90021366947435 141462148060255 198047007284357 990235036421785
• Sum of all divisors σ(n): 1535413934217600
• Sum of proper divisors (its aliquot sum) s(n): 545178897795815
• 990235036421785 is a deficient number, because the sum of its proper divisors (545178897795815) is less than itself. Its deficiency is 445056138625970

Bases of 990235036421785

• Binary: 11100001001001110100001111100101110000111010011001₂
• Hexadecimal: 0x3849D0F970E99
• Base-36: 9R0BP1KOM1

Squares and roots of 990235036421785

• 990235036421785 squared (990235036421785²) is 980565427357253865496422586225
• 990235036421785 cubed (990235036421785³) is 970990241673053455138868499200134579630911625
• The square root of 990235036421785 is 31468000.1973716945
• The cube root of 990235036421785 is 99673.4359340387

Scales and comparisons

• 990,235,036,421,785 seconds is equal to 31,486,411 years, 8 weeks, 2 days, 6 hours, 56 minutes, 25 seconds.
• To count from 1 to 990,235,036,421,785 would take you about seventy-eight million, seven hundred sixteen thousand and twenty-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 990235036421785 cubic inches would be around 8306.1 feet tall.

Recreational maths with 990235036421785

• 990235036421785 backwards is 587124630532099
• The number of decimal digits it has is: 15
• The sum of 990235036421785's digits is 64
• More coming soon!