18342144

Names of 18342144

• Cardinal: 18342144 can be written as Eighteen million, three hundred forty-two thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 1.8342144 × 10⁷

Factors of 18342144

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 443

Divisors of 18342144

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 32 36 38 48 57 64 72 76 96 114 128 144 152 171 192 228 256 288 304 342 384 419 456 576 608 684 768 838 912 1152 1216 1257 1368 1676 1824 2304 2432 2514 2736 3352 3648 3771 4864 5028 5472 6704 7296 7542 7961 10056 10944 13408 14592 15084 15922 20112 21888 23883 26816 30168 31844 40224 43776 47766 53632 60336 63688 71649 80448 95532 107264 120672 127376 143298 160896 191064 241344 254752 286596 321792 382128 482688 509504 573192 764256 965376 1019008 1146384 1528512 2038016 2292768 3057024 4585536 6114048 9171072 18342144
• Sum of all divisors σ(n): 55801200
• Sum of proper divisors (its aliquot sum) s(n): 37459056
• 18342144 is an abundant number, because the sum of its proper divisors (37459056) is greater than itself. Its abundance is 19116912

Bases of 18342144

• Binary: 1000101111110000100000000₂
• Hexadecimal: 0x117E100
• Base-36: AX4W0

Squares and roots of 18342144

• 18342144 squared (18342144²) is 336434246516736
• 18342144 cubed (18342144³) is 6170925396141470121984
• The square root of 18342144 is 4282.7729335093
• The cube root of 18342144 is 263.7242299417

Scales and comparisons

• 18,342,144 seconds is equal to 30 weeks, 2 days, 7 hours, 2 minutes, 24 seconds.
• To count from 1 to 18,342,144 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 18342144 cubic inches would be around 22 feet tall.

Recreational maths with 18342144

• 18342144 backwards is 44124381
• The number of decimal digits it has is: 8
• The sum of 18342144's digits is 27
• More coming soon!