30338748

Names of 30338748

• Cardinal: 30338748 can be written as Thirty million, three hundred thirty-eight thousand, seven hundred forty-eight.

Scientific notation

• Scientific notation: 3.0338748 × 10⁷

Factors of 30338748

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3370

Divisors of 30338748

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 23 33 36 44 46 66 69 92 99 132 138 198 207 253 276 396 414 506 759 828 1012 1518 2277 3036 3331 4554 6662 9108 9993 13324 19986 29979 36641 39972 59958 73282 76613 109923 119916 146564 153226 219846 229839 306452 329769 439692 459678 659538 689517 842743 919356 1319076 1379034 1685486 2528229 2758068 3370972 5056458 7584687 10112916 15169374 30338748
• Sum of all divisors σ(n): 87325056
• Sum of proper divisors (its aliquot sum) s(n): 56986308
• 30338748 is an abundant number, because the sum of its proper divisors (56986308) is greater than itself. Its abundance is 26647560

Bases of 30338748

• Binary: 1110011101110111010111100₂
• Hexadecimal: 0x1CEEEBC
• Base-36: I29J0

Squares and roots of 30338748

• 30338748 squared (30338748²) is 920439630207504
• 30338748 cubed (30338748³) is 27924985990078651564992
• The square root of 30338748 is 5508.0620911533
• The cube root of 30338748 is 311.8883969677

Scales and comparisons

• 30,338,748 seconds is equal to 50 weeks, 1 day, 3 hours, 25 minutes, 48 seconds.
• To count from 1 to 30,338,748 would take you about twenty-three 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 30338748 cubic inches would be around 26 feet tall.

Recreational maths with 30338748

• 30338748 backwards is 84783303
• 30338748 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30338748's digits is 36
• More coming soon!