385844240

Names of 385844240

• Cardinal: 385844240 can be written as Three hundred eighty-five million, eight hundred forty-four thousand, two hundred forty.

Scientific notation

• Scientific notation: 3.8584424 × 10⁸

Factors of 385844240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 178

Divisors of 385844240

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 34 40 53 68 80 85 101 106 136 170 202 212 265 272 340 404 424 505 530 680 808 848 901 1010 1060 1360 1616 1717 1802 2020 2120 2809 3434 3604 4040 4240 4505 5353 5618 6868 7208 8080 8585 9010 10706 11236 13736 14045 14416 17170 18020 21412 22472 26765 27472 28090 34340 36040 42824 44944 47753 53530 56180 68680 72080 85648 91001 95506 107060 112360 137360 182002 191012 214120 224720 238765 283709 364004 382024 428240 455005 477530 567418 728008 764048 910010 955060 1134836 1418545 1456016 1820020 1910120 2269672 2837090 3640040 3820240 4539344 4823053 5674180 7280080 9646106 11348360 19292212 22696720 24115265 38584424 48230530 77168848 96461060 192922120 385844240
• Sum of all divisors σ(n): 977703048
• Sum of proper divisors (its aliquot sum) s(n): 591858808
• 385844240 is an abundant number, because the sum of its proper divisors (591858808) is greater than itself. Its abundance is 206014568

Bases of 385844240

• Binary: 10110111111111000010000010000₂
• Hexadecimal: 0x16FF8410
• Base-36: 6DPZBK

Squares and roots of 385844240

• 385844240 squared (385844240²) is 148875777541177600
• 385844240 cubed (385844240³) is 57442861239784739777024000
• The square root of 385844240 is 19642.9183167879
• The cube root of 385844240 is 728.0099926173

Scales and comparisons

• 385,844,240 seconds is equal to 12 years, 13 weeks, 6 days, 18 hours, 57 minutes, 20 seconds.
• To count from 1 to 385,844,240 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 385844240 cubic inches would be around 60.7 feet tall.

Recreational maths with 385844240

• 385844240 backwards is 042448583
• The number of decimal digits it has is: 9
• The sum of 385844240's digits is 38
• More coming soon!