7914521428

Names of 7914521428

• Cardinal: 7914521428 can be written as Seven billion, nine hundred fourteen million, five hundred twenty-one thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 7.914521428 × 10⁹

Factors of 7914521428

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 909

Divisors of 7914521428

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 11 17 22 29 34 41 44 58 68 82 116 121 164 187 242 319 374 451 484 493 638 697 748 809 902 986 1189 1276 1394 1618 1804 1972 2057 2378 2788 3236 3509 4114 4756 4961 5423 7018 7667 8228 8899 9922 10846 13079 13753 14036 15334 17798 19844 20213 21692 23461 26158 27506 30668 33169 35596 40426 46922 52316 55012 59653 66338 80852 84337 93844 97889 119306 132676 143869 151283 168674 195778 222343 238612 258071 287738 302566 337348 364859 391556 398837 444686 516142 563873 575476 605132 729718 797674 889372 961901 1032284 1127746 1459436 1595348 1664113 1923802 2255492 2445773 2838781 3328226 3847604 4013449 4387207 4891546 5677562 6202603 6656452 8026898 8774414 9783092 10580911 11355124 12405206 16053796 16352317 17548828 21161822 24810412 32704634 42323644 48259277 65409268 68228633 96518554 116390021 136457266 179875487 193037108 232780042 272914532 359750974 465560084 719501948 1978630357 3957260714 7914521428
• Sum of all divisors σ(n): 17103214800
• Sum of proper divisors (its aliquot sum) s(n): 9188693372
• 7914521428 is an abundant number, because the sum of its proper divisors (9188693372) is greater than itself. Its abundance is 1274171944

Bases of 7914521428

• Binary: 111010111101111100000001101010100₂
• Hexadecimal: 0x1D7BE0354
• Base-36: 3MW3NTG

Squares and roots of 7914521428

• 7914521428 squared (7914521428²) is 62639649434271159184
• 7914521428 cubed (7914521428³) is 495762847689947166924166994752
• The square root of 7914521428 is 88963.5960828921
• The cube root of 7914521428 is 1992.8512638971

Scales and comparisons

• 7,914,521,428 seconds is equal to 251 years, 34 weeks, 1 day, 6 hours, 10 minutes, 28 seconds.
• To count from 1 to 7,914,521,428 would take you about five hundred three 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 7914521428 cubic inches would be around 166.1 feet tall.

Recreational maths with 7914521428

• 7914521428 backwards is 8241254197
• The number of decimal digits it has is: 10
• The sum of 7914521428's digits is 43
• More coming soon!