1397900320778331

Names of 1397900320778331

• Cardinal: 1397900320778331 can be written as One quadrillion, three hundred ninety-seven trillion, nine hundred billion, three hundred twenty million, seven hundred seventy-eight thousand, three hundred thirty-one.

Scientific notation

• Scientific notation: 1.397900320778331 × 10¹⁵

Factors of 1397900320778331

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 50171377

Divisors of 1397900320778331

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 9 27 1054091 3162273 9486819 28460457 49117283 147351849 442055547 1326166641 51774085954753 155322257864259 465966773592777 1397900320778331
• Sum of all divisors σ(n): 2070965445045120
• Sum of proper divisors (its aliquot sum) s(n): 673065124266789
• 1397900320778331 is a deficient number, because the sum of its proper divisors (673065124266789) is less than itself. Its deficiency is 724835196511542

Bases of 1397900320778331

• Binary: 100111101110110001000001000000011010010100001011011₂
• Hexadecimal: 0x4F762080D285B
• Base-36: DRIIJI9W0R

Squares and roots of 1397900320778331

• 1397900320778331 squared (1397900320778331²) is 1954125306832160708537639145561
• 1397900320778331 cubed (1397900320778331³) is 2731672393261731944948174970061057693323638691
• The square root of 1397900320778331 is 37388505.1958263103
• The cube root of 1397900320778331 is 111812.9403231123

Scales and comparisons

• 1,397,900,320,778,331 seconds is equal to 44,448,906 years, 10 weeks, 6 days, 20 hours, 38 minutes, 51 seconds.
• To count from 1 to 1,397,900,320,778,331 would take you about one hundred thirty-three million, three hundred forty-six thousand, seven hundred eighteen 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 1397900320778331 cubic inches would be around 9317.7 feet tall.

Recreational maths with 1397900320778331

• 1397900320778331 backwards is 1338770230097931
• The number of decimal digits it has is: 16
• The sum of 1397900320778331's digits is 63
• More coming soon!