228700640

Names of 228700640

• Cardinal: 228700640 can be written as Two hundred twenty-eight million, seven hundred thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.2870064 × 10⁸

Factors of 228700640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 986

Divisors of 228700640

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 31 32 35 40 49 56 62 70 80 98 112 124 140 155 160 196 217 224 245 248 280 310 392 434 490 496 560 620 784 868 941 980 992 1085 1120 1240 1519 1568 1736 1882 1960 2170 2480 3038 3472 3764 3920 4340 4705 4960 6076 6587 6944 7528 7595 7840 8680 9410 12152 13174 15056 15190 17360 18820 24304 26348 29171 30112 30380 32935 34720 37640 46109 48608 52696 58342 60760 65870 75280 92218 105392 116684 121520 131740 145855 150560 184436 204197 210784 230545 233368 243040 263480 291710 368872 408394 461090 466736 526960 583420 737744 816788 922180 933472 1020985 1053920 1166840 1429379 1475488 1633576 1844360 2041970 2333680 2858758 3267152 3688720 4083940 4667360 5717516 6534304 7146895 7377440 8167880 11435032 14293790 16335760 22870064 28587580 32671520 45740128 57175160 114350320 228700640
• Sum of all divisors σ(n): 649482624
• Sum of proper divisors (its aliquot sum) s(n): 420781984
• 228700640 is an abundant number, because the sum of its proper divisors (420781984) is greater than itself. Its abundance is 192081344

Bases of 228700640

• Binary: 1101101000011011000111100000₂
• Hexadecimal: 0xDA1B1E0
• Base-36: 3S5UJK

Squares and roots of 228700640

• 228700640 squared (228700640²) is 52303982736409600
• 228700640 cubed (228700640³) is 11961954326365826822144000
• The square root of 228700640 is 15122.8515829525
• The cube root of 228700640 is 611.5366079385

Scales and comparisons

• 228,700,640 seconds is equal to 7 years, 14 weeks, 23 hours, 57 minutes, 20 seconds.
• To count from 1 to 228,700,640 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 228700640 cubic inches would be around 51 feet tall.

Recreational maths with 228700640

• 228700640 backwards is 046007822
• The number of decimal digits it has is: 9
• The sum of 228700640's digits is 29
• More coming soon!