385087725

Names of 385087725

• Cardinal: 385087725 can be written as Three hundred eighty-five million, eighty-seven thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 3.85087725 × 10⁸

Factors of 385087725

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 469

Divisors of 385087725

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 5 9 11 15 19 25 33 45 55 57 75 95 99 165 171 209 225 275 285 361 431 475 495 627 825 855 1045 1083 1293 1425 1805 1881 2155 2475 3135 3249 3879 3971 4275 4741 5225 5415 6465 8189 9025 9405 10775 11913 14223 15675 16245 19395 19855 23705 24567 27075 32325 35739 40945 42669 47025 59565 71115 73701 81225 90079 96975 99275 118525 122835 155591 178695 204725 213345 270237 297825 355575 368505 450395 466773 614175 777955 810711 893475 1066725 1351185 1400319 1711501 1842525 2251975 2333865 3889775 4053555 5134503 6755925 7001595 8557505 11669325 15403509 20267775 25672515 35007975 42787525 77017545 128362575 385087725
• Sum of all divisors σ(n): 795966912
• Sum of proper divisors (its aliquot sum) s(n): 410879187
• 385087725 is an abundant number, because the sum of its proper divisors (410879187) is greater than itself. Its abundance is 25791462

Bases of 385087725

• Binary: 10110111100111111100011101101₂
• Hexadecimal: 0x16F3F8ED
• Base-36: 6D9RL9

Squares and roots of 385087725

• 385087725 squared (385087725²) is 148292555945675625
• 385087725 cubed (385087725³) is 57105643003555450019203125
• The square root of 385087725 is 19623.6521830163
• The cube root of 385087725 is 727.5338844175

Scales and comparisons

• 385,087,725 seconds is equal to 12 years, 12 weeks, 5 days, 48 minutes, 45 seconds.
• To count from 1 to 385,087,725 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 385087725 cubic inches would be around 60.6 feet tall.

Recreational maths with 385087725

• 385087725 backwards is 527780583
• 385087725 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 385087725's digits is 45
• More coming soon!