385457072

Names of 385457072

• Cardinal: 385457072 can be written as Three hundred eighty-five million, four hundred fifty-seven thousand and seventy-two.

Scientific notation

• Scientific notation: 3.85457072 × 10⁸

Factors of 385457072

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 661

Divisors of 385457072

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 7 8 11 13 14 16 22 26 28 41 44 52 56 77 82 88 91 104 112 143 154 164 176 182 208 286 287 308 328 364 451 533 572 574 587 616 656 728 902 1001 1066 1144 1148 1174 1232 1456 1804 2002 2132 2288 2296 2348 3157 3608 3731 4004 4109 4264 4592 4696 5863 6314 6457 7216 7462 7631 8008 8218 8528 9392 11726 12628 12914 14924 15262 16016 16436 23452 24067 25256 25828 29848 30524 32872 41041 45199 46904 48134 50512 51656 53417 59696 61048 65744 82082 83941 90398 93808 96268 103312 106834 122096 164164 167882 168469 180796 192536 213668 264737 312871 328328 335764 336938 361592 385072 427336 529474 587587 625742 656656 671528 673876 723184 854672 1058948 1175174 1251484 1343056 1347752 1853159 2117896 2190097 2350348 2502968 2695504 3441581 3706318 4235792 4380194 4700696 5005936 6883162 7412636 8760388 9401392 13766324 14825272 17520776 24091067 27532648 29650544 35041552 48182134 55065296 96364268 192728536 385457072
• Sum of all divisors σ(n): 1028934144
• Sum of proper divisors (its aliquot sum) s(n): 643477072
• 385457072 is an abundant number, because the sum of its proper divisors (643477072) is greater than itself. Its abundance is 258020000

Bases of 385457072

• Binary: 10110111110011001101110110000₂
• Hexadecimal: 0x16F99BB0
• Base-36: 6DHOKW

Squares and roots of 385457072

• 385457072 squared (385457072²) is 148577154354813184
• 385457072 cubed (385457072³) is 57270114883698339011637248
• The square root of 385457072 is 19633.0606885427
• The cube root of 385457072 is 727.7664085727

Scales and comparisons

• 385,457,072 seconds is equal to 12 years, 13 weeks, 2 days, 7 hours, 24 minutes, 32 seconds.
• To count from 1 to 385,457,072 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 385457072 cubic inches would be around 60.6 feet tall.

Recreational maths with 385457072

• 385457072 backwards is 270754583
• 385457072 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 385457072's digits is 41
• More coming soon!