18304975728

Names of 18304975728

• Cardinal: 18304975728 can be written as Eighteen billion, three hundred four million, nine hundred seventy-five thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8304975728 × 10¹⁰

Factors of 18304975728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 105192

Divisors of 18304975728

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 31 36 39 48 52 54 62 72 78 93 104 108 117 124 144 156 186 208 216 234 248 279 312 351 372 403 432 468 496 558 624 702 744 806 837 936 1116 1209 1404 1488 1612 1674 1872 2232 2418 2808 3224 3348 3627 4464 4836 5616 6448 6696 7254 9672 10881 13392 14508 19344 21762 29016 43524 58032 87048 105143 174096 210286 315429 420572 630858 841144 946287 1261716 1366859 1682288 1892574 2523432 2733718 2838861 3259433 3785148 4100577 5046864 5467436 5677722 6518866 7570296 8201154 9778299 10934872 11355444 12301731 13037732 15140592 16402308 19556598 21869744 22710888 24603462 26075464 29334897 32804616 36905193 39113196 42372629 45421776 49206924 52150928 58669794 65609232 73810386 78226392 84745258 88004691 98413848 117339588 127117887 147620772 156452784 169490516 176009382 196827696 234679176 254235774 295241544 338981032 352018764 381353661 469358352 508471548 590483088 677962064 704037528 762707322 1016943096 1144060983 1408075056 1525414644 2033886192 2288121966 3050829288 4576243932 6101658576 9152487864 18304975728
• Sum of all divisors σ(n): 58409594880
• Sum of proper divisors (its aliquot sum) s(n): 40104619152
• 18304975728 is an abundant number, because the sum of its proper divisors (40104619152) is greater than itself. Its abundance is 21799643424

Bases of 18304975728

• Binary: 10001000011000011111100001101110000₂
• Hexadecimal: 0x4430FC370
• Base-36: 8EQB5O0

Squares and roots of 18304975728

• 18304975728 squared (18304975728²) is 335072136402669129984
• 18304975728 cubed (18304975728³) is 6133487323979963658771997028352
• The square root of 18304975728 is 135295.8821546317
• The cube root of 18304975728 is 2635.4597374713

Scales and comparisons

• 18,304,975,728 seconds is equal to 582 years, 2 weeks, 1 day, 3 hours, 28 minutes, 48 seconds.
• To count from 1 to 18,304,975,728 would take you about one thousand, one hundred sixty-four years!

  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 18304975728 cubic inches would be around 219.6 feet tall.

Recreational maths with 18304975728

• 18304975728 backwards is 82757940381
• 18304975728 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18304975728's digits is 54
• More coming soon!