138443147293904986

Names of 138443147293904986

• Cardinal: 138443147293904986 can be written as One hundred thirty-eight quadrillion, four hundred forty-three trillion, one hundred forty-seven billion, two hundred ninety-three million, nine hundred four thousand, nine hundred eighty-six.

Scientific notation

• Scientific notation: 1.38443147293904986 × 10¹⁷

Factors of 138443147293904986

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4885619145

Divisors of 138443147293904986

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 13 26 169 338 2197 4394 6449 12898 83837 167674 1089881 2179762 14168453 28336906 4885612681 9771225362 63512964853 127025929706 825668543089 1651337086178 10733691060157 21467382120314 31507316179769 63014632359538 409595110336997 819190220673994 5324736434380961 10649472868761922 69221573646952493 138443147293904986
• Sum of all divisors σ(n): 224997120844146000
• Sum of proper divisors (its aliquot sum) s(n): 86553973550241014
• 138443147293904986 is a deficient number, because the sum of its proper divisors (86553973550241014) is less than itself. Its deficiency is 51889173743663972

Bases of 138443147293904986

• Binary: 111101011110110010100111100011000000010100101000001011010₂
• Hexadecimal: 0x1EBD94F180A505A
• Base-36: 11V5ZZUYNK9M

Squares and roots of 138443147293904986

• 138443147293904986 squared (138443147293904986²) is 19166505032641871448042024795660196
• 138443147293904986 cubed (138443147293904986³) is 2653471279343409800523923671913820501856974766137256
• The square root of 138443147293904986 is 372079490.5580056101
• The cube root of 138443147293904986 is 517317.4814896249

Scales and comparisons

• 138,443,147,293,904,986 seconds is equal to 4,402,063,851 years, 9 weeks, 14 hours, 29 minutes, 46 seconds.
• To count from 1 to 138,443,147,293,904,986 would take you about thirteen billion, two hundred six million, one hundred ninety-one thousand, five hundred fifty-three 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 138443147293904986 cubic inches would be around 43109.8 feet tall.

Recreational maths with 138443147293904986

• 138443147293904986 backwards is 689409392741344831
• The number of decimal digits it has is: 18
• The sum of 138443147293904986's digits is 85
• More coming soon!