1397182016840018290

Names of 1397182016840018290

• Cardinal: 1397182016840018290 can be written as One quintillion, three hundred ninety-seven quadrillion, one hundred eighty-two trillion, sixteen billion, eight hundred forty million, eighteen thousand, two hundred ninety.

Scientific notation

• Scientific notation: 1.39718201684001829 × 10¹⁸

Factors of 1397182016840018290

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 643862680571482

Divisors of 1397182016840018290

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 7 10 14 31 35 62 70 155 217 310 434 1085 2170 643862680571437 1287725361142874 3219313402857185 4507038764000059 6438626805714370 9014077528000118 19959743097714547 22535193820000295 39919486195429094 45070387640000590 99798715488572735 139718201684001829 199597430977145470 279436403368003658 698591008420009145 1397182016840018290
• Sum of all divisors σ(n): 2966919232073186304
• Sum of proper divisors (its aliquot sum) s(n): 1569737215233168014
• 1397182016840018290 is an abundant number, because the sum of its proper divisors (1569737215233168014) is greater than itself. Its abundance is 172555198393149724

Bases of 1397182016840018290

• Binary: 1001101100011110010011010010001001000010100000010100101110010₂
• Hexadecimal: 0x1363C9A448502972
• Base-36: AM57OTLRW6SY

Squares and roots of 1397182016840018290

• 1397182016840018290 squared (1397182016840018290²) is 1952117588181141152503776007534524100
• 1397182016840018290 cubed (1397182016840018290³) is 2727463588963799046938635610994368712030763650445789000
• The square root of 1397182016840018290 is 1182024541.5557234909
• The cube root of 1397182016840018290 is 1117937.8553915465

Scales and comparisons

• 1,397,182,016,840,018,290 seconds is equal to 44,426,066,367 years, 40 weeks, 2 days, 13 hours, 58 minutes, 10 seconds.
• To count from 1 to 1,397,182,016,840,018,290 would take you about one hundred fifty-five billion, four hundred ninety-one million, two hundred thirty-two thousand, two hundred eighty-seven 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 1397182016840018290 cubic inches would be around 93161.5 feet tall.

Recreational maths with 1397182016840018290

• 1397182016840018290 backwards is 0928100486102817931
• 1397182016840018290 is a Harshad number.
• The number of decimal digits it has is: 19
• The sum of 1397182016840018290's digits is 70
• More coming soon!