9939494520

Names of 9939494520

• Cardinal: 9939494520 can be written as Nine billion, nine hundred thirty-nine million, four hundred ninety-four thousand, five hundred twenty.

Scientific notation

• Scientific notation: 9.93949452 × 10⁹

Factors of 9939494520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 46702

Divisors of 9939494520

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 599 1198 1797 2396 2995 3594 4792 5391 5990 7188 8985 10782 11980 14376 17970 21564 23960 26955 35940 43128 46093 53910 71880 92186 107820 138279 184372 215640 230465 276558 368744 414837 460930 553116 691395 829674 921860 1106232 1382790 1659348 1843720 2074185 2765580 3318696 4148370 5531160 8296740 16593480 27609707 55219414 82829121 110438828 138048535 165658242 220877656 248487363 276097070 331316484 414145605 496974726 552194140 662632968 828291210 993949452 1104388280 1242436815 1656582420 1987898904 2484873630 3313164840 4969747260 9939494520
• Sum of all divisors σ(n): 32357988000
• Sum of proper divisors (its aliquot sum) s(n): 22418493480
• 9939494520 is an abundant number, because the sum of its proper divisors (22418493480) is greater than itself. Its abundance is 12478998960

Bases of 9939494520

• Binary: 1001010000011100001010011001111000₂
• Hexadecimal: 0x25070A678
• Base-36: 4KDPV20

Squares and roots of 9939494520

• 9939494520 squared (9939494520²) is 98793551313110030400
• 9939494520 cubed (9939494520³) is 981957961887995951317833408000
• The square root of 9939494520 is 99697.0135961955
• The cube root of 9939494520 is 2150.0807267327

Scales and comparisons

• 9,939,494,520 seconds is equal to 316 years, 2 weeks, 2 days, 10 hours, 42 minutes.
• To count from 1 to 9,939,494,520 would take you about six hundred thirty-two 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 9939494520 cubic inches would be around 179.2 feet tall.

Recreational maths with 9939494520

• 9939494520 backwards is 0254949399
• The number of decimal digits it has is: 10
• The sum of 9939494520's digits is 54
• More coming soon!