18427968

Names of 18427968

• Cardinal: 18427968 can be written as Eighteen million, four hundred twenty-seven thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8427968 × 10⁷

Factors of 18427968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 148

Divisors of 18427968

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 23 24 26 32 36 39 46 48 52 64 69 72 78 92 96 104 107 117 138 144 156 184 192 207 208 214 234 276 288 299 312 321 368 414 416 428 468 552 576 598 624 642 736 828 832 856 897 936 963 1104 1196 1248 1284 1391 1472 1656 1712 1794 1872 1926 2208 2392 2461 2496 2568 2691 2782 3312 3424 3588 3744 3852 4173 4416 4784 4922 5136 5382 5564 6624 6848 7176 7383 7488 7704 8346 9568 9844 10272 10764 11128 12519 13248 14352 14766 15408 16692 19136 19688 20544 21528 22149 22256 25038 28704 29532 30816 31993 33384 39376 43056 44298 44512 50076 57408 59064 61632 63986 66768 78752 86112 88596 89024 95979 100152 118128 127972 133536 157504 172224 177192 191958 200304 236256 255944 267072 287937 354384 383916 400608 472512 511888 575874 708768 767832 801216 1023776 1151748 1417536 1535664 2047552 2303496 3071328 4606992 6142656 9213984 18427968
• Sum of all divisors σ(n): 59911488
• Sum of proper divisors (its aliquot sum) s(n): 41483520
• 18427968 is an abundant number, because the sum of its proper divisors (41483520) is greater than itself. Its abundance is 23055552

Bases of 18427968

• Binary: 1000110010011000001000000₂
• Hexadecimal: 0x1193040
• Base-36: AYZ40

Squares and roots of 18427968

• 18427968 squared (18427968²) is 339590004609024
• 18427968 cubed (18427968³) is 6257953738054946783232
• The square root of 18427968 is 4292.7809168417
• The cube root of 18427968 is 264.1349172645

Scales and comparisons

• 18,427,968 seconds is equal to 30 weeks, 3 days, 6 hours, 52 minutes, 48 seconds.
• To count from 1 to 18,427,968 would take you about forty-five 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 18427968 cubic inches would be around 22 feet tall.

Recreational maths with 18427968

• 18427968 backwards is 86972481
• The number of decimal digits it has is: 8
• The sum of 18427968's digits is 45
• More coming soon!