389045313125

Names of 389045313125

• Cardinal: 389045313125 can be written as Three hundred eighty-nine billion, forty-five million, three hundred thirteen thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 3.89045313125 × 10¹¹

Factors of 389045313125

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 19729

Divisors of 389045313125

• Number of divisors d(n): 80
• Complete list of divisors:
  1 5 7 25 29 35 125 145 157 175 203 625 725 785 875 1015 1099 3625 3925 4375 4553 5075 5495 18125 19531 19625 22765 25375 27475 31871 97655 98125 113825 126875 136717 137375 159355 488275 566399 569125 683585 686875 796775 2441375 2831995 2845625 3066367 3417925 3964793 3983875 12206875 14159975 15331835 17089625 19823965 19919375 21464569 70799875 76659175 85448125 88924643 99119825 107322845 353999375 383295875 444623215 495599125 536614225 622472501 1916479375 2223116075 2477995625 2683071125 3112362505 11115580375 13415355625 15561812525 55577901875 77809062625 389045313125
• Sum of all divisors σ(n): 578450336640
• Sum of proper divisors (its aliquot sum) s(n): 189405023515
• 389045313125 is a deficient number, because the sum of its proper divisors (189405023515) is less than itself. Its deficiency is 199640289610

Bases of 389045313125

• Binary: 101101010010100111010000101111001100101₂
• Hexadecimal: 0x5A94E85E65
• Base-36: 4YQ3J8TH

Squares and roots of 389045313125

• 389045313125 squared (389045313125²) is 151356255664529297265625
• 389045313125 cubed (389045313125³) is 58884441878434355410441284423828125
• The square root of 389045313125 is 623734.9702598051
• The cube root of 389045313125 is 7300.1770966293

Scales and comparisons

• 389,045,313,125 seconds is equal to 12,370 years, 22 weeks, 5 days, 6 hours, 32 minutes, 5 seconds.
• To count from 1 to 389,045,313,125 would take you about twenty-four thousand, seven hundred forty 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 389045313125 cubic inches would be around 608.3 feet tall.

Recreational maths with 389045313125

• 389045313125 backwards is 521313540983
• The number of decimal digits it has is: 12
• The sum of 389045313125's digits is 44
• More coming soon!