30405232

Names of 30405232

• Cardinal: 30405232 can be written as Thirty million, four hundred five thousand, two hundred thirty-two.

Scientific notation

• Scientific notation: 3.0405232 × 10⁷

Factors of 30405232

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 260

Divisors of 30405232

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 44 52 88 97 104 137 143 176 194 208 274 286 388 548 572 776 1067 1096 1144 1261 1507 1552 1781 2134 2192 2288 2522 3014 3562 4268 5044 6028 7124 8536 10088 12056 13289 13871 14248 17072 19591 20176 24112 26578 27742 28496 39182 53156 55484 78364 106312 110968 146179 156728 172757 212624 221936 292358 313456 345514 584716 691028 1169432 1382056 1900327 2338864 2764112 3800654 7601308 15202616 30405232
• Sum of all divisors σ(n): 70432992
• Sum of proper divisors (its aliquot sum) s(n): 40027760
• 30405232 is an abundant number, because the sum of its proper divisors (40027760) is greater than itself. Its abundance is 9622528

Bases of 30405232

• Binary: 1110011111111001001110000₂
• Hexadecimal: 0x1CFF270
• Base-36: I3OTS

Squares and roots of 30405232

• 30405232 squared (30405232²) is 924478132973824
• 30405232 cubed (30405232³) is 28108972111995968647168
• The square root of 30405232 is 5514.0939418911
• The cube root of 30405232 is 312.1160536925

Scales and comparisons

• 30,405,232 seconds is equal to 50 weeks, 1 day, 21 hours, 53 minutes, 52 seconds.
• To count from 1 to 30,405,232 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 30405232 cubic inches would be around 26 feet tall.

Recreational maths with 30405232

• 30405232 backwards is 23250403
• The number of decimal digits it has is: 8
• The sum of 30405232's digits is 19
• More coming soon!