428249566990

Names of 428249566990

• Cardinal: 428249566990 can be written as Four hundred twenty-eight billion, two hundred forty-nine million, five hundred sixty-six thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 4.2824956699 × 10¹¹

Factors of 428249566990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7310

Divisors of 428249566990

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 7 10 14 35 41 70 82 109 197 205 218 287 394 410 545 574 763 985 1090 1379 1435 1526 1970 2758 2870 3815 4469 6895 6949 7630 8077 8938 13790 13898 16154 21473 22345 31283 34745 40385 42946 44690 48643 56539 62566 69490 80770 97286 107365 113078 150311 156415 214730 243215 282695 284909 300622 312830 486430 565390 569818 751555 757441 880393 1368953 1424545 1503110 1514882 1760786 1994363 2737906 2849090 3787205 3988726 4401965 5302087 6162751 6844765 7574410 8803930 9582671 9971815 10604174 12325502 13689530 19165342 19943630 26510435 30813755 31055081 47913355 53020870 56127073 61627510 62110162 95826710 112254146 149215877 155275405 217385567 280635365 298431754 310550810 392889511 434771134 561270730 746079385 785779022 1044511139 1086927835 1492158770 1964447555 2089022278 2173855670 3928895110 5222555695 6117850957 10445111390 12235701914 30589254785 42824956699 61178509570 85649913398 214124783495 428249566990
• Sum of all divisors σ(n): 915491808000
• Sum of proper divisors (its aliquot sum) s(n): 487242241010
• 428249566990 is an abundant number, because the sum of its proper divisors (487242241010) is greater than itself. Its abundance is 58992674020

Bases of 428249566990

• Binary: 110001110110101101010011100111100001110₂
• Hexadecimal: 0x63B5A9CF0E
• Base-36: 5GQGQGPA

Squares and roots of 428249566990

• 428249566990 squared (428249566990²) is 183397691627122497660100
• 428249566990 cubed (428249566990³) is 78539982026280758162625113200099000
• The square root of 428249566990 is 654407.7986928333
• The cube root of 428249566990 is 7537.5865308179

Scales and comparisons

• 428,249,566,990 seconds is equal to 13,617 years, 4 days, 5 hours, 3 minutes, 10 seconds.
• To count from 1 to 428,249,566,990 would take you about twenty-seven thousand, two hundred thirty-four 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 428249566990 cubic inches would be around 628.1 feet tall.

Recreational maths with 428249566990

• 428249566990 backwards is 099665942824
• The number of decimal digits it has is: 12
• The sum of 428249566990's digits is 64
• More coming soon!