1397157

Names of 1397157

• Cardinal: 1397157 can be written as One million, three hundred ninety-seven thousand, one hundred fifty-seven.

Scientific notation

• Scientific notation: 1.397157 × 10⁶

Factors of 1397157

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 388

Divisors of 1397157

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 37 41 111 123 307 921 1517 4551 11359 12587 34077 37761 465719 1397157
• Sum of all divisors σ(n): 1966272
• Sum of proper divisors (its aliquot sum) s(n): 569115
• 1397157 is a deficient number, because the sum of its proper divisors (569115) is less than itself. Its deficiency is 828042

Bases of 1397157

• Binary: 101010101000110100101₂
• Hexadecimal: 0x1551A5
• Base-36: TY1X

Squares and roots of 1397157

• 1397157 squared (1397157²) is 1952047682649
• 1397157 cubed (1397157³) is 2727317084146828893
• The square root of 1397157 is 1182.0139593085
• The cube root of 1397157 is 111.7931183047

Scales and comparisons

• 1,397,157 seconds is equal to 2 weeks, 2 days, 4 hours, 5 minutes, 57 seconds.
• To count from 1 to 1,397,157 would take you about three weeks!

  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 1397157 cubic inches would be around 9.3 feet tall.

Recreational maths with 1397157

• 1397157 backwards is 7517931
• The number of decimal digits it has is: 7
• The sum of 1397157's digits is 33
• More coming soon!