18109707244408

Names of 18109707244408

• Cardinal: 18109707244408 can be written as Eighteen trillion, one hundred nine billion, seven hundred seven million, two hundred forty-four thousand, four hundred eight.

Scientific notation

• Scientific notation: 1.8109707244408 × 10¹³

Factors of 18109707244408

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 387

Divisors of 18109707244408

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 13 26 52 104 169 173 199 338 346 398 676 692 796 1352 1384 1592 2197 2249 2587 4394 4498 5174 8788 8996 10348 17576 17992 20696 29237 29929 33631 34427 58474 59858 67262 68854 116948 119716 134524 137708 233896 239432 269048 275416 380081 389077 437203 447551 760162 778154 874406 895102 1520324 1556308 1748812 1790204 3040648 3112616 3497624 3580408 5058001 5177717 5818163 5955871 10116002 10355434 11636326 11911742 20232004 20710868 23272652 23823484 40464008 41421736 46545304 47646968 65754013 67310321 75636119 77426323 131508026 134620642 151272238 154852646 263016052 269241284 302544476 309705292 526032104 538482568 605088952 619410584 875034173 1006542199 1030365683 1750068346 2013084398 2060731366 3500136692 4026168796 4121462732 7000273384 8052337592 8242925464 11375444249 13085048587 13394753879 22750888498 26170097174 26789507758 45501776996 52340194348 53579015516 91003553992 104680388696 107158031032 174131800427 348263600854 696527201708 1393054403416 2263713405551 4527426811102 9054853622204 18109707244408
• Sum of all divisors σ(n): 37183834800000
• Sum of proper divisors (its aliquot sum) s(n): 19074127555592
• 18109707244408 is an abundant number, because the sum of its proper divisors (19074127555592) is greater than itself. Its abundance is 964420311184

Bases of 18109707244408

• Binary: 100000111100001111110101010101101001101111000₂
• Hexadecimal: 0x10787EAAD378
• Base-36: 6F3HG44FS

Squares and roots of 18109707244408

• 18109707244408 squared (18109707244408²) is 327961496478163596647270464
• 18109707244408 cubed (18109707244408³) is 5939286688657488064583258782160127565312
• The square root of 18109707244408 is 4255550.1694149959
• The cube root of 18109707244408 is 26260.5495287413

Scales and comparisons

• 18,109,707,244,408 seconds is equal to 575,832 years, 35 weeks, 2 hours, 33 minutes, 28 seconds.
• To count from 1 to 18,109,707,244,408 would take you about one million, four hundred thirty-nine thousand, five hundred eighty-one 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 18109707244408 cubic inches would be around 2188.4 feet tall.

Recreational maths with 18109707244408

• 18109707244408 backwards is 80444270790181
• The number of decimal digits it has is: 14
• The sum of 18109707244408's digits is 55
• More coming soon!