1397538679020

Names of 1397538679020

• Cardinal: 1397538679020 can be written as One trillion, three hundred ninety-seven billion, five hundred thirty-eight million, six hundred seventy-nine thousand and twenty.

Scientific notation

• Scientific notation: 1.39753867902 × 10¹²

Factors of 1397538679020

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2117482868

Divisors of 1397538679020

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 2117482847 4234965694 6352448541 8469931388 10587414235 12704897082 21174828470 23292311317 25409794164 31762242705 42349656940 46584622634 63524485410 69876933951 93169245268 116461556585 127048970820 139753867902 232923113170 279507735804 349384669755 465846226340 698769339510 1397538679020
• Sum of all divisors σ(n): 4268845421568
• Sum of proper divisors (its aliquot sum) s(n): 2871306742548
• 1397538679020 is an abundant number, because the sum of its proper divisors (2871306742548) is greater than itself. Its abundance is 1473768063528

Bases of 1397538679020

• Binary: 10100010101100011110010111110100011101100₂
• Hexadecimal: 0x14563CBE8EC
• Base-36: HU0QG25O

Squares and roots of 1397538679020

• 1397538679020 squared (1397538679020²) is 1953114359356966588160400
• 1397538679020 cubed (1397538679020³) is 2729552861750728662251961787874808000
• The square root of 1397538679020 is 1182175.4011228621
• The cube root of 1397538679020 is 11180.3297357101

Scales and comparisons

• 1,397,538,679,020 seconds is equal to 44,437 years, 21 weeks, 1 day, 4 hours, 37 minutes.
• To count from 1 to 1,397,538,679,020 would take you about one hundred eleven thousand and ninety-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 1397538679020 cubic inches would be around 931.7 feet tall.

Recreational maths with 1397538679020

• 1397538679020 backwards is 0209768357931
• 1397538679020 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1397538679020's digits is 60
• More coming soon!