72646138561425

Names of 72646138561425

• Cardinal: 72646138561425 can be written as Seventy-two trillion, six hundred forty-six billion, one hundred thirty-eight million, five hundred sixty-one thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 7.2646138561425 × 10¹³

Factors of 72646138561425

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 580376

Divisors of 72646138561425

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 11 13 15 25 33 39 55 65 75 121 143 165 195 275 325 363 429 605 715 825 975 1063 1573 1815 2145 3025 3189 3575 4719 5315 7865 9075 10725 11693 13819 15945 23595 26575 35079 39325 41457 58465 69095 79725 117975 128623 152009 175395 207285 292325 345475 385869 456027 579281 643115 760045 876975 1036425 1672099 1737843 1929345 2280135 2896405 3215575 3800225 5016297 6372091 7530653 8360495 8689215 9646725 11400675 14482025 19116273 22591959 25081485 31860455 37653265 41802475 43446075 70093001 82837183 95581365 112959795 125407425 159302275 188266325 210279003 248511549 350465005 414185915 477906825 564798975 615775703 911209013 1051395015 1242557745 1752325025 1847327109 2070929575 2733627039 3078878515 4556045065 5256975075 6212788725 6773532733 8005084139 9236635545 13668135195 15394392575 20320598199 22780225325 24015252417 33867663665 40025420695 46183177725 68340675975 74508860063 88055925529 101602990995 120076262085 169338318325 200127103475 223526580189 264167776587 372544300315 440279627645 508014954975 600381310425 968615180819 1117632900945 1320838882935 1862721501575 2201398138225 2905845542457 4843075904095 5588164504725 6604194414675 14529227712285 24215379520475 72646138561425
• Sum of all divisors σ(n): 142309215210624
• Sum of proper divisors (its aliquot sum) s(n): 69663076649199
• 72646138561425 is a deficient number, because the sum of its proper divisors (69663076649199) is less than itself. Its deficiency is 2983061912226

Bases of 72646138561425

• Binary: 10000100001001000111111010010001000001110010001₂
• Hexadecimal: 0x42123F488391
• Base-36: PR16B8CCX

Squares and roots of 72646138561425

• 72646138561425 squared (72646138561425²) is 5277461447885760368498030625
• 72646138561425 cubed (72646138561425³) is 383387195595687549344101800395983093640625
• The square root of 72646138561425 is 8523270.4146603843
• The cube root of 72646138561425 is 41725.7525545547

Scales and comparisons

• 72,646,138,561,425 seconds is equal to 2,309,922 years, 25 weeks, 5 days, 21 hours, 43 minutes, 45 seconds.
• To count from 1 to 72,646,138,561,425 would take you about five million, seven hundred seventy-four thousand, eight hundred 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 72646138561425 cubic inches would be around 3477.1 feet tall.

Recreational maths with 72646138561425

• 72646138561425 backwards is 52416583164627
• The number of decimal digits it has is: 14
• The sum of 72646138561425's digits is 60
• More coming soon!