18453479712040

Names of 18453479712040

• Cardinal: 18453479712040 can be written as Eighteen trillion, four hundred fifty-three billion, four hundred seventy-nine million, seven hundred twelve thousand and forty.

Scientific notation

• Scientific notation: 1.845347971204 × 10¹³

Factors of 18453479712040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 12213178

Divisors of 18453479712040

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 37 40 74 148 185 296 370 740 1021 1480 2042 4084 5105 8168 10210 20420 37777 40840 75554 151108 188885 302216 377770 755540 1511080 12212113 24424226 48848452 61060565 97696904 122121130 244242260 451848181 488484520 903696362 1807392724 2259240905 3614785448 4518481810 9036963620 12468567373 18073927240 24937134746 49874269492 62342836865 99748538984 124685673730 249371347460 461336992801 498742694920 922673985602 1845347971204 2306684964005 3690695942408 4613369928010 9226739856020 18453479712040
• Sum of all divisors σ(n): 42684269337360
• Sum of proper divisors (its aliquot sum) s(n): 24230789625320
• 18453479712040 is an abundant number, because the sum of its proper divisors (24230789625320) is greater than itself. Its abundance is 5777309913280

Bases of 18453479712040

• Binary: 100001100100010001001000110100110010100101000₂
• Hexadecimal: 0x10C8891A6528
• Base-36: 6JHETD63S

Squares and roots of 18453479712040

• 18453479712040 squared (18453479712040²) is 340530913482671881320961600
• 18453479712040 cubed (18453479712040³) is 6283980303274934062048543521183897664000
• The square root of 18453479712040 is 4295751.3559376315
• The cube root of 18453479712040 is 26425.6750677961

Scales and comparisons

• 18,453,479,712,040 seconds is equal to 586,763 years, 29 weeks, 6 days, 2 hours, 40 minutes, 40 seconds.
• To count from 1 to 18,453,479,712,040 would take you about one million, four hundred sixty-six thousand, nine hundred eight 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 18453479712040 cubic inches would be around 2202.1 feet tall.

Recreational maths with 18453479712040

• 18453479712040 backwards is 04021797435481
• The number of decimal digits it has is: 14
• The sum of 18453479712040's digits is 55
• More coming soon!