155108370243

Names of 155108370243

• Cardinal: 155108370243 can be written as One hundred fifty-five billion, one hundred eight million, three hundred seventy thousand, two hundred forty-three.

Scientific notation

• Scientific notation: 1.55108370243 × 10¹¹

Factors of 155108370243

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 23301

Divisors of 155108370243

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 17 43 51 71 129 213 731 1207 1849 2193 3053 3621 5547 9159 23167 31433 51901 69501 94299 131279 155703 393837 393839 996181 1181517 1644857 2231743 2988543 4934571 6695229 16935077 27962569 42835783 50805231 70728851 83887707 128507349 212186553 728208311 1202390467 2184624933 3041340593 3607171401 9124021779 51702790081 155108370243
• Sum of all divisors σ(n): 227354812416
• Sum of proper divisors (its aliquot sum) s(n): 72246442173
• 155108370243 is a deficient number, because the sum of its proper divisors (72246442173) is less than itself. Its deficiency is 82861928070

Bases of 155108370243

• Binary: 10010000011101001011011110011101000011₂
• Hexadecimal: 0x241D2DE743
• Base-36: 1Z97IOG3

Squares and roots of 155108370243

• 155108370243 squared (155108370243²) is 24058606519439567879049
• 155108370243 cubed (155108370243³) is 3731691247547886071447462534738907
• The square root of 155108370243 is 393837.9999987305
• The cube root of 155108370243 is 5372.9369575941

Scales and comparisons

• 155,108,370,243 seconds is equal to 4,931 years, 50 weeks, 1 day, 18 hours, 24 minutes, 3 seconds.
• To count from 1 to 155,108,370,243 would take you about nine thousand, eight hundred sixty-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 155108370243 cubic inches would be around 447.7 feet tall.

Recreational maths with 155108370243

• 155108370243 backwards is 342073801551
• The number of decimal digits it has is: 12
• The sum of 155108370243's digits is 39
• More coming soon!