18148904890603968

Names of 18148904890603968

• Cardinal: 18148904890603968 can be written as Eighteen quadrillion, one hundred forty-eight trillion, nine hundred four billion, eight hundred ninety million, six hundred three thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8148904890603968 × 10¹⁶

Factors of 18148904890603968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7271195869651

Divisors of 18148904890603968

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 156 192 208 312 416 624 832 1248 2496 7271195869633 14542391739266 21813587608899 29084783478532 43627175217798 58169566957064 87254350435596 94525546305229 116339133914128 174508700871192 189051092610458 232678267828256 283576638915687 349017401742384 378102185220916 465356535656512 567153277831374 698034803484768 756204370441832 1134306555662748 1396069606969536 1512408740883664 2268613111325496 3024817481767328 4537226222650992 6049634963534656 9074452445301984 18148904890603968
• Sum of all divisors σ(n): 51712745024837008
• Sum of proper divisors (its aliquot sum) s(n): 33563840134233040
• 18148904890603968 is an abundant number, because the sum of its proper divisors (33563840134233040) is greater than itself. Its abundance is 15414935243629072

Bases of 18148904890603968

• Binary: 1000000011110100101010100110101000100010001100111000000₂
• Hexadecimal: 0x407A55351119C0
• Base-36: 4YP8ZT10ZPC

Squares and roots of 18148904890603968

• 18148904890603968 squared (18148904890603968²) is 329382748728188627677571817345024
• 18148904890603968 cubed (18148904890603968³) is 5977936179273600505683739128220460586145599455232
• The square root of 18148904890603968 is 134717871.4595950257
• The cube root of 18148904890603968 is 262794.8246795411

Scales and comparisons

• 18,148,904,890,603,968 seconds is equal to 577,079,037 years, 14 weeks, 1 day, 4 hours, 12 minutes, 48 seconds.
• To count from 1 to 18,148,904,890,603,968 would take you about one billion, seven hundred thirty-one million, two hundred thirty-seven thousand, one hundred eleven 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 18148904890603968 cubic inches would be around 21899.6 feet tall.

Recreational maths with 18148904890603968

• 18148904890603968 backwards is 86930609840984181
• The number of decimal digits it has is: 17
• The sum of 18148904890603968's digits is 84
• More coming soon!