30429180

Names of 30429180

• Cardinal: 30429180 can be written as Thirty million, four hundred twenty-nine thousand, one hundred eighty.

Scientific notation

• Scientific notation: 3.042918 × 10⁷

Factors of 30429180

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2462

Divisors of 30429180

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 71 90 142 180 213 284 355 426 639 710 852 1065 1278 1420 2130 2381 2556 3195 4260 4762 6390 7143 9524 11905 12780 14286 21429 23810 28572 35715 42858 47620 71430 85716 107145 142860 169051 214290 338102 428580 507153 676204 845255 1014306 1521459 1690510 2028612 2535765 3042918 3381020 5071530 6085836 7607295 10143060 15214590 30429180
• Sum of all divisors σ(n): 93641184
• Sum of proper divisors (its aliquot sum) s(n): 63212004
• 30429180 is an abundant number, because the sum of its proper divisors (63212004) is greater than itself. Its abundance is 32782824

Bases of 30429180

• Binary: 1110100000100111111111100₂
• Hexadecimal: 0x1D04FFC
• Base-36: I47B0

Squares and roots of 30429180

• 30429180 squared (30429180²) is 925934995472400
• 30429180 cubed (30429180³) is 28175442645528844632000
• The square root of 30429180 is 5516.2650407679
• The cube root of 30429180 is 312.1979759281

Scales and comparisons

• 30,429,180 seconds is equal to 50 weeks, 2 days, 4 hours, 33 minutes.
• To count from 1 to 30,429,180 would take you about twenty-three weeks!

  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 30429180 cubic inches would be around 26 feet tall.

Recreational maths with 30429180

• 30429180 backwards is 08192403
• The number of decimal digits it has is: 8
• The sum of 30429180's digits is 27
• More coming soon!