38618145225

Names of 38618145225

• Cardinal: 38618145225 can be written as Thirty-eight billion, six hundred eighteen million, one hundred forty-five thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 3.8618145225 × 10¹⁰

Factors of 38618145225

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 416

Divisors of 38618145225

• Number of divisors d(n): 135
• Complete list of divisors:
  1 3 5 9 11 15 25 27 33 45 55 75 81 99 121 135 165 225 275 297 363 397 405 495 605 675 825 891 1089 1191 1485 1815 1985 2025 2475 3025 3267 3573 4367 4455 5445 5955 7425 9075 9801 9925 10719 13101 16335 17865 21835 22275 27225 29775 32157 39303 48037 49005 53595 65505 81675 89325 109175 117909 144111 157609 160785 196515 240185 245025 267975 327525 353727 432333 472827 589545 720555 788045 803925 982575 1200925 1296999 1418481 1733699 1768635 2161665 2364135 2947725 3602775 3890997 3940225 4255443 5201097 6484995 7092405 8668495 8843175 10808325 11820675 12766329 15603291 19070689 19454985 21277215 26005485 32424975 35462025 43342475 46809873 57212067 63831645 78016455 95353445 97274925 106386075 130027425 140429619 171636201 234049365 286060335 319158225 390082275 476767225 514908603 702148095 858181005 1170246825 1430301675 1544725809 2574543015 3510740475 4290905025 7723629045 12872715075 38618145225
• Sum of all divisors σ(n): 78827006181
• Sum of proper divisors (its aliquot sum) s(n): 40208860956
• 38618145225 is an abundant number, because the sum of its proper divisors (40208860956) is greater than itself. Its abundance is 1590715731

Bases of 38618145225

• Binary: 100011111101110100100010000111001001₂
• Hexadecimal: 0x8FDD221C9
• Base-36: HQO8VK9

Squares and roots of 38618145225

• 38618145225 squared (38618145225²) is 1491361140619190300625
• 38618145225 cubed (38618145225³) is 57593601111353537451447658265625
• 38618145225 is a perfect square number. Its square root is 196515
• The cube root of 38618145225 is 3380.1071714499

Scales and comparisons

• 38,618,145,225 seconds is equal to 1,227 years, 48 weeks, 5 days, 6 hours, 33 minutes, 45 seconds.
• To count from 1 to 38,618,145,225 would take you about two thousand, four hundred fifty-five 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 38618145225 cubic inches would be around 281.7 feet tall.

Recreational maths with 38618145225

• 38618145225 backwards is 52254181683
• 38618145225 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 38618145225's digits is 45
• More coming soon!