30013158

Names of 30013158

• Cardinal: 30013158 can be written as Thirty million, thirteen thousand, one hundred fifty-eight.

Scientific notation

• Scientific notation: 3.0013158 × 10⁷

Factors of 30013158

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 301

Divisors of 30013158

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 7 14 21 42 53 97 106 139 159 194 278 291 318 371 417 582 679 742 834 973 1113 1358 1946 2037 2226 2919 4074 5141 5838 7367 10282 13483 14734 15423 22101 26966 30846 35987 40449 44202 51569 71974 80898 94381 103138 107961 154707 188762 215922 283143 309414 566286 714599 1429198 2143797 4287594 5002193 10004386 15006579 30013158
• Sum of all divisors σ(n): 71124480
• Sum of proper divisors (its aliquot sum) s(n): 41111322
• 30013158 is an abundant number, because the sum of its proper divisors (41111322) is greater than itself. Its abundance is 11098164

Bases of 30013158

• Binary: 1110010011111011011100110₂
• Hexadecimal: 0x1C9F6E6
• Base-36: HVAAU

Squares and roots of 30013158

• 30013158 squared (30013158²) is 900789653132964
• 30013158 cubed (30013158³) is 27035542184244843540312
• The square root of 30013158 is 5478.4265989425
• The cube root of 30013158 is 310.7686716947

Scales and comparisons

• 30,013,158 seconds is equal to 49 weeks, 4 days, 8 hours, 59 minutes, 18 seconds.
• To count from 1 to 30,013,158 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 30013158 cubic inches would be around 25.9 feet tall.

Recreational maths with 30013158

• 30013158 backwards is 85131003
• 30013158 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30013158's digits is 21
• More coming soon!