4728252438

Names of 4728252438

• Cardinal: 4728252438 can be written as Four billion, seven hundred twenty-eight million, two hundred fifty-two thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 4.728252438 × 10⁹

Factors of 4728252438

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1724

Divisors of 4728252438

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 39 42 63 78 91 117 126 182 234 273 546 819 1638 1699 3398 5097 10194 11893 15291 22087 23786 30582 35679 44174 66261 71358 107037 132522 154609 198783 214074 309218 397566 463827 927654 1391481 2782962 2886601 5773202 8659803 17319606 20206207 25979409 37525813 40412414 51958818 60618621 75051626 112577439 121237242 181855863 225154878 262680691 337732317 363711726 525361382 675464634 788042073 1576084146 2364126219 4728252438
• Sum of all divisors σ(n): 12616098768
• Sum of proper divisors (its aliquot sum) s(n): 7887846330
• 4728252438 is an abundant number, because the sum of its proper divisors (7887846330) is greater than itself. Its abundance is 3159593892

Bases of 4728252438

• Binary: 100011001110100110110100000010110₂
• Hexadecimal: 0x119D36816
• Base-36: 2672UXI

Squares and roots of 4728252438

• 4728252438 squared (4728252438²) is 22356371117452943844
• 4728252438 cubed (4728252438³) is 105706566240929666080670091672
• The square root of 4728252438 is 68762.2893597937
• The cube root of 4728252438 is 1678.4183477149

Scales and comparisons

• 4,728,252,438 seconds is equal to 150 years, 17 weeks, 6 days, 3 hours, 27 minutes, 18 seconds.
• To count from 1 to 4,728,252,438 would take you about three hundred 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 4728252438 cubic inches would be around 139.9 feet tall.

Recreational maths with 4728252438

• 4728252438 backwards is 8342528274
• The number of decimal digits it has is: 10
• The sum of 4728252438's digits is 45
• More coming soon!