90438121930816

Names of 90438121930816

• Cardinal: 90438121930816 can be written as Ninety trillion, four hundred thirty-eight billion, one hundred twenty-one million, nine hundred thirty thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 9.0438121930816 × 10¹³

Factors of 90438121930816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2105

Divisors of 90438121930816

• Number of divisors d(n): 189
• Complete list of divisors:
  1 2 4 8 11 16 22 32 44 53 64 88 106 121 176 212 242 352 424 484 583 704 848 968 1166 1696 1936 2039 2332 2809 3392 3872 4078 4664 5618 6413 7744 8156 9328 11236 12826 16312 18656 22429 22472 25652 30899 32624 37312 44858 44944 51304 61798 65248 89716 89888 102608 108067 123596 130496 179432 179776 205216 216134 246719 247192 339889 358864 410432 432268 493438 494384 679778 717728 864536 986876 988768 1188737 1359556 1435456 1729072 1973752 1977536 2377474 2719112 3458144 3947504 4157521 4754948 5438224 5727551 6916288 7895008 8315042 9509896 10876448 11455102 13076107 15790016 16630084 19019792 21752896 22910204 26152214 33260168 38039584 45732731 45820408 52304428 63003061 66520336 76079168 91465462 91640816 104608856 126006122 133040672 182930924 183281632 209217712 220348613 252012244 266081344 365861848 366563264 418435424 440697226 503060041 504024488 693033671 731723696 836870848 881394452 1006120082 1008048976 1386067342 1463447392 1762788904 2012240164 2016097952 2423834743 2772134684 2926894784 3525577808 4024480328 4032195904 4847669486 5544269368 7051155616 8048960656 9695338972 11088538736 11678476489 14102311232 16097921312 19390677944 22177077472 23356952978 26662182173 32195842624 38781355888 44354154944 46713905956 53324364346 77562711776 93427811912 106648728692 128463241379 155125423552 186855623824 213297457384 256926482758 373711247648 426594914768 513852965516 747422495296 853189829536 1027705931032 1413095655169 1706379659072 2055411862064 2826191310338 4110823724128 5652382620676 8221647448256 11304765241352 22609530482704 45219060965408 90438121930816
• Sum of all divisors σ(n): 201151931708413
• Sum of proper divisors (its aliquot sum) s(n): 110713809777597
• 90438121930816 is an abundant number, because the sum of its proper divisors (110713809777597) is greater than itself. Its abundance is 20275687846781

Bases of 90438121930816

• Binary: 10100100100000011000100001000011100000001000000₂
• Hexadecimal: 0x5240C421C040
• Base-36: W22P6R5TS

Squares and roots of 90438121930816

• 90438121930816 squared (90438121930816²) is 8179053898373141939890425856
• 90438121930816 cubed (90438121930816³) is 739698273739786147378079548227503209578496
• 90438121930816 is a perfect square number. Its square root is 9509896
• The cube root of 90438121930816 is 44886.6483666171

Scales and comparisons

• 90,438,121,930,816 seconds is equal to 2,875,652 years, 27 weeks, 5 days, 8 hours, 20 minutes, 16 seconds.
• To count from 1 to 90,438,121,930,816 would take you about seven million, one hundred eighty-nine thousand, one hundred thirty-one 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 90438121930816 cubic inches would be around 3740.6 feet tall.

Recreational maths with 90438121930816

• 90438121930816 backwards is 61803912183409
• The number of decimal digits it has is: 14
• The sum of 90438121930816's digits is 55
• More coming soon!