3123138

Names of 3123138

• Cardinal: 3123138 can be written as Three million, one hundred twenty-three thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 3.123138 × 10⁶

Factors of 3123138

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 546

Divisors of 3123138

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 17 34 51 67 102 134 201 402 457 914 1139 1371 2278 2742 3417 6834 7769 15538 23307 30619 46614 61238 91857 183714 520523 1041046 1561569 3123138
• Sum of all divisors σ(n): 6727104
• Sum of proper divisors (its aliquot sum) s(n): 3603966
• 3123138 is an abundant number, because the sum of its proper divisors (3603966) is greater than itself. Its abundance is 480828

Bases of 3123138

• Binary: 1011111010011111000010₂
• Hexadecimal: 0x2FA7C2
• Base-36: 1UXTU

Squares and roots of 3123138

• 3123138 squared (3123138²) is 9753990967044
• 3123138 cubed (3123138³) is 30463059840831864072
• The square root of 3123138 is 1767.2402213621
• The cube root of 3123138 is 146.1718436961

Scales and comparisons

• 3,123,138 seconds is equal to 5 weeks, 1 day, 3 hours, 32 minutes, 18 seconds.
• To count from 1 to 3,123,138 would take you about seven 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 3123138 cubic inches would be around 12.2 feet tall.

Recreational maths with 3123138

• 3123138 backwards is 8313213
• The number of decimal digits it has is: 7
• The sum of 3123138's digits is 21
• More coming soon!