30013830

Names of 30013830

• Cardinal: 30013830 can be written as Thirty million, thirteen thousand, eight hundred thirty.

Scientific notation

• Scientific notation: 3.001383 × 10⁷

Factors of 30013830

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 160

Divisors of 30013830

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 14 15 18 21 22 30 33 35 42 45 55 61 63 66 70 71 77 90 99 105 110 122 126 142 154 165 183 198 210 213 231 305 315 330 355 366 385 426 427 462 495 497 549 610 630 639 671 693 710 770 781 854 915 990 994 1065 1098 1155 1278 1281 1342 1386 1491 1562 1830 2013 2130 2135 2310 2343 2485 2562 2745 2982 3195 3355 3465 3843 3905 4026 4270 4331 4473 4686 4697 4970 5467 5490 6039 6390 6405 6710 6930 7029 7455 7686 7810 8662 8946 9394 10065 10934 11715 12078 12810 12993 14058 14091 14910 16401 19215 20130 21655 22365 23430 23485 25986 27335 28182 30195 30317 32802 35145 38430 38979 42273 43310 44730 46970 47641 49203 54670 60390 60634 64965 70290 70455 77958 82005 84546 90951 95282 98406 129930 140910 142923 151585 164010 181902 194895 211365 238205 246015 272853 285846 303170 333487 389790 422730 428769 454755 476410 492030 545706 666974 714615 857538 909510 1000461 1364265 1429230 1667435 2000922 2143845 2728530 3001383 3334870 4287690 5002305 6002766 10004610 15006915 30013830
• Sum of all divisors σ(n): 100279296
• Sum of proper divisors (its aliquot sum) s(n): 70265466
• 30013830 is an abundant number, because the sum of its proper divisors (70265466) is greater than itself. Its abundance is 40251636

Bases of 30013830

• Binary: 1110010011111100110000110₂
• Hexadecimal: 0x1C9F986
• Base-36: HVATI

Squares and roots of 30013830

• 30013830 squared (30013830²) is 900829991268900
• 30013830 cubed (30013830³) is 27037358216846248887000
• The square root of 30013830 is 5478.4879300771
• The cube root of 30013830 is 310.7709910663

Scales and comparisons

• 30,013,830 seconds is equal to 49 weeks, 4 days, 9 hours, 10 minutes, 30 seconds.
• To count from 1 to 30,013,830 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 30013830 cubic inches would be around 25.9 feet tall.

Recreational maths with 30013830

• 30013830 backwards is 03831003
• 30013830 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30013830's digits is 18
• More coming soon!