2999145520

Names of 2999145520

• Cardinal: 2999145520 can be written as Two billion, nine hundred ninety-nine million, one hundred forty-five thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.99914552 × 10⁹

Factors of 2999145520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 87872

Divisors of 2999145520

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 61 70 80 112 122 140 244 280 305 427 488 560 610 854 976 1220 1708 2135 2440 3416 4270 4880 6832 8540 17080 34160 87797 175594 351188 438985 614579 702376 877970 1229158 1404752 1755940 2458316 3072895 3511880 4916632 5355617 6145790 7023760 9833264 10711234 12291580 21422468 24583160 26778085 37489319 42844936 49166320 53556170 74978638 85689872 107112340 149957276 187446595 214224680 299914552 374893190 428449360 599829104 749786380 1499572760 2999145520
• Sum of all divisors σ(n): 8099892288
• Sum of proper divisors (its aliquot sum) s(n): 5100746768
• 2999145520 is an abundant number, because the sum of its proper divisors (5100746768) is greater than itself. Its abundance is 2101601248

Bases of 2999145520

• Binary: 10110010110000110101010000110000₂
• Hexadecimal: 0xB2C35430
• Base-36: 1DLM3HS

Squares and roots of 2999145520

• 2999145520 squared (2999145520²) is 8994873850136070400
• 2999145520 cubed (2999145520³) is 26976935610600746930564608000
• The square root of 2999145520 is 54764.4548954885
• The cube root of 2999145520 is 1442.1126269257

Scales and comparisons

• 2,999,145,520 seconds is equal to 95 years, 18 weeks, 6 days, 7 hours, 58 minutes, 40 seconds.
• To count from 1 to 2,999,145,520 would take you about one hundred ninety 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 2999145520 cubic inches would be around 120.2 feet tall.

Recreational maths with 2999145520

• 2999145520 backwards is 0255419992
• The number of decimal digits it has is: 10
• The sum of 2999145520's digits is 46
• More coming soon!