228789040

Names of 228789040

• Cardinal: 228789040 can be written as Two hundred twenty-eight million, seven hundred eighty-nine thousand and forty.

Scientific notation

• Scientific notation: 2.2878904 × 10⁸

Factors of 228789040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 512

Divisors of 228789040

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 61 80 122 173 244 271 305 346 488 542 610 692 865 976 1084 1220 1355 1384 1730 2168 2440 2710 2768 3460 4336 4880 5420 6920 10553 10840 13840 16531 21106 21680 33062 42212 46883 52765 66124 82655 84424 93766 105530 132248 165310 168848 187532 211060 234415 264496 330620 375064 422120 468830 661240 750128 844240 937660 1322480 1875320 2859863 3750640 5719726 11439452 14299315 22878904 28598630 45757808 57197260 114394520 228789040
• Sum of all divisors σ(n): 545786496
• Sum of proper divisors (its aliquot sum) s(n): 316997456
• 228789040 is an abundant number, because the sum of its proper divisors (316997456) is greater than itself. Its abundance is 88208416

Bases of 228789040

• Binary: 1101101000110000101100110000₂
• Hexadecimal: 0xDA30B30
• Base-36: 3S7QR4

Squares and roots of 228789040

• 228789040 squared (228789040²) is 52344424824121600
• 228789040 cubed (228789040³) is 11975830704862949707264000
• The square root of 228789040 is 15125.7740297811
• The cube root of 228789040 is 611.6153905083

Scales and comparisons

• 228,789,040 seconds is equal to 7 years, 14 weeks, 2 days, 30 minutes, 40 seconds.
• To count from 1 to 228,789,040 would take you about ten 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 228789040 cubic inches would be around 51 feet tall.

Recreational maths with 228789040

• 228789040 backwards is 040987822
• 228789040 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 228789040's digits is 40
• More coming soon!