47971499640

Names of 47971499640

• Cardinal: 47971499640 can be written as Forty-seven billion, nine hundred seventy-one million, four hundred ninety-nine thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.797149964 × 10¹⁰

Factors of 47971499640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 23515468

Divisors of 47971499640

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 51 60 68 85 102 120 136 170 204 255 340 408 510 680 1020 2040 23515441 47030882 70546323 94061764 117577205 141092646 188123528 235154410 282185292 352731615 399762497 470308820 564370584 705463230 799524994 940617640 1199287491 1410926460 1599049988 1998812485 2398574982 2821852920 3198099976 3997624970 4797149964 5996437455 7995249940 9594299928 11992874910 15990499880 23985749820 47971499640
• Sum of all divisors σ(n): 152380064160
• Sum of proper divisors (its aliquot sum) s(n): 104408564520
• 47971499640 is an abundant number, because the sum of its proper divisors (104408564520) is greater than itself. Its abundance is 56437064880

Bases of 47971499640

• Binary: 101100101011010100101111111001111000₂
• Hexadecimal: 0xB2B52FE78
• Base-36: M1CZQ0O

Squares and roots of 47971499640

• 47971499640 squared (47971499640²) is 2301264777710520129600
• 47971499640 cubed (47971499640³) is 110395122455484896421319153344000
• The square root of 47971499640 is 219023.9704689877
• The cube root of 47971499640 is 3633.5217572699

Scales and comparisons

• 47,971,499,640 seconds is equal to 1,525 years, 17 weeks, 6 days, 16 hours, 34 minutes.
• To count from 1 to 47,971,499,640 would take you about three thousand and fifty 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 47971499640 cubic inches would be around 302.8 feet tall.

Recreational maths with 47971499640

• 47971499640 backwards is 04699417974
• 47971499640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 47971499640's digits is 60
• More coming soon!