30398368

Names of 30398368

• Cardinal: 30398368 can be written as Thirty million, three hundred ninety-eight thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 3.0398368 × 10⁷

Factors of 30398368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 106

Divisors of 30398368

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 11 13 14 16 22 26 28 32 44 52 56 73 77 88 91 104 112 143 146 154 169 176 182 208 224 286 292 308 338 352 364 416 511 572 584 616 676 728 803 949 1001 1022 1144 1168 1183 1232 1352 1456 1606 1859 1898 2002 2044 2288 2336 2366 2464 2704 2912 3212 3718 3796 4004 4088 4576 4732 5408 5621 6424 6643 7436 7592 8008 8176 9464 10439 11242 12337 12848 13013 13286 14872 15184 16016 16352 18928 20878 22484 24674 25696 26026 26572 29744 30368 32032 37856 41756 44968 49348 52052 53144 59488 73073 83512 86359 89936 98696 104104 106288 135707 146146 167024 172718 179872 197392 208208 212576 271414 292292 334048 345436 394784 416416 542828 584584 690872 949949 1085656 1169168 1381744 1899898 2171312 2338336 2763488 3799796 4342624 7599592 15199184 30398368
• Sum of all divisors σ(n): 81902016
• Sum of proper divisors (its aliquot sum) s(n): 51503648
• 30398368 is an abundant number, because the sum of its proper divisors (51503648) is greater than itself. Its abundance is 21105280

Bases of 30398368

• Binary: 1110011111101011110100000₂
• Hexadecimal: 0x1CFD7A0
• Base-36: I3JJ4

Squares and roots of 30398368

• 30398368 squared (30398368²) is 924060777063424
• 30398368 cubed (30398368³) is 28089939555539922092032
• The square root of 30398368 is 5513.4715016947
• The cube root of 30398368 is 312.0925651273

Scales and comparisons

• 30,398,368 seconds is equal to 50 weeks, 1 day, 19 hours, 59 minutes, 28 seconds.
• To count from 1 to 30,398,368 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 30398368 cubic inches would be around 26 feet tall.

Recreational maths with 30398368

• 30398368 backwards is 86389303
• The number of decimal digits it has is: 8
• The sum of 30398368's digits is 40
• More coming soon!