30387150

Names of 30387150

• Cardinal: 30387150 can be written as Thirty million, three hundred eighty-seven thousand, one hundred fifty.

Scientific notation

• Scientific notation: 3.038715 × 10⁷

Factors of 30387150

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 112

Divisors of 30387150

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 25 27 30 41 45 50 54 61 75 81 82 90 122 123 135 150 162 183 205 225 243 246 270 305 366 369 405 410 450 486 549 610 615 675 738 810 915 1025 1098 1107 1215 1230 1350 1525 1647 1830 1845 2025 2050 2214 2430 2501 2745 3050 3075 3294 3321 3690 4050 4575 4941 5002 5490 5535 6075 6150 6642 7503 8235 9150 9225 9882 9963 11070 12150 12505 13725 14823 15006 16470 16605 18450 19926 22509 24705 25010 27450 27675 29646 33210 37515 41175 45018 49410 49815 55350 62525 67527 74115 75030 82350 83025 99630 112545 123525 125050 135054 148230 166050 187575 202581 225090 247050 249075 337635 370575 375150 405162 498150 562725 607743 675270 741150 1012905 1125450 1215486 1688175 2025810 3038715 3376350 5064525 6077430 10129050 15193575 30387150
• Sum of all divisors σ(n): 88150608
• Sum of proper divisors (its aliquot sum) s(n): 57763458
• 30387150 is an abundant number, because the sum of its proper divisors (57763458) is greater than itself. Its abundance is 27376308

Bases of 30387150

• Binary: 1110011111010101111001110₂
• Hexadecimal: 0x1CFABCE
• Base-36: I3AVI

Squares and roots of 30387150

• 30387150 squared (30387150²) is 923378885122500
• 30387150 cubed (30387150³) is 28058852689050175875000
• The square root of 30387150 is 5512.4540814415
• The cube root of 30387150 is 312.0541695885

Scales and comparisons

• 30,387,150 seconds is equal to 50 weeks, 1 day, 16 hours, 52 minutes, 30 seconds.
• To count from 1 to 30,387,150 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 30387150 cubic inches would be around 26 feet tall.

Recreational maths with 30387150

• 30387150 backwards is 05178303
• 30387150 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30387150's digits is 27
• More coming soon!