30231355

Names of 30231355

• Cardinal: 30231355 can be written as Thirty million, two hundred thirty-one thousand, three hundred fifty-five.

Scientific notation

• Scientific notation: 3.0231355 × 10⁷

Factors of 30231355

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 220

Divisors of 30231355

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 7 11 17 31 35 55 77 85 119 149 155 187 217 341 385 527 595 745 935 1043 1085 1309 1639 1705 2387 2533 2635 3689 4619 5215 5797 6545 8195 11473 11935 12665 17731 18445 23095 27863 28985 32333 40579 50809 57365 78523 88655 139315 161665 195041 202895 254045 355663 392615 549661 863753 975205 1778315 2748305 4318765 6046271 30231355
• Sum of all divisors σ(n): 49766400
• Sum of proper divisors (its aliquot sum) s(n): 19535045
• 30231355 is a deficient number, because the sum of its proper divisors (19535045) is less than itself. Its deficiency is 10696310

Bases of 30231355

• Binary: 1110011010100101100111011₂
• Hexadecimal: 0x1CD4B3B
• Base-36: HZYNV

Squares and roots of 30231355

• 30231355 squared (30231355²) is 913934825136025
• 30231355 cubed (30231355³) is 27629488145550095063875
• The square root of 30231355 is 5498.3047387353
• The cube root of 30231355 is 311.5199547157

Scales and comparisons

• 30,231,355 seconds is equal to 49 weeks, 6 days, 21 hours, 35 minutes, 55 seconds.
• To count from 1 to 30,231,355 would take you about twenty-two weeks!

  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 30231355 cubic inches would be around 26 feet tall.

Recreational maths with 30231355

• 30231355 backwards is 55313203
• The number of decimal digits it has is: 8
• The sum of 30231355's digits is 22
• More coming soon!