380208640

Names of 380208640

• Cardinal: 380208640 can be written as Three hundred eighty million, two hundred eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.8020864 × 10⁸

Factors of 380208640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 447

Divisors of 380208640

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 112 128 140 160 196 224 245 256 280 320 343 392 433 448 490 512 560 640 686 784 866 896 980 1120 1280 1372 1568 1715 1732 1792 1960 2165 2240 2560 2744 3031 3136 3430 3464 3584 3920 4330 4480 5488 6062 6272 6860 6928 7840 8660 8960 10976 12124 12544 13720 13856 15155 15680 17320 17920 21217 21952 24248 25088 27440 27712 30310 31360 34640 42434 43904 48496 54880 55424 60620 62720 69280 84868 87808 96992 106085 109760 110848 121240 125440 138560 148519 169736 175616 193984 212170 219520 221696 242480 277120 297038 339472 387968 424340 439040 484960 554240 594076 678944 742595 775936 848680 878080 969920 1108480 1188152 1357888 1485190 1551872 1697360 1939840 2376304 2715776 2970380 3394720 3879680 4752608 5431552 5940760 6789440 7759360 9505216 10863104 11881520 13578880 19010432 23763040 27157760 38020864 47526080 54315520 76041728 95052160 190104320 380208640
• Sum of all divisors σ(n): 1065556800
• Sum of proper divisors (its aliquot sum) s(n): 685348160
• 380208640 is an abundant number, because the sum of its proper divisors (685348160) is greater than itself. Its abundance is 305139520

Bases of 380208640

• Binary: 10110101010011000011000000000₂
• Hexadecimal: 0x16A98600
• Base-36: 6AD6V4

Squares and roots of 380208640

• 380208640 squared (380208640²) is 144558609930649600
• 380208640 cubed (380208640³) is 54962432482022778732544000
• The square root of 380208640 is 19498.9394583397
• The cube root of 380208640 is 724.4481825605

Scales and comparisons

• 380,208,640 seconds is equal to 12 years, 4 weeks, 4 days, 13 hours, 30 minutes, 40 seconds.
• To count from 1 to 380,208,640 would take you about eighteen 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 380208640 cubic inches would be around 60.4 feet tall.

Recreational maths with 380208640

• 380208640 backwards is 046802083
• The number of decimal digits it has is: 9
• The sum of 380208640's digits is 31
• More coming soon!