1138414788

Names of 1138414788

• Cardinal: 1138414788 can be written as One billion, one hundred thirty-eight million, four hundred fourteen thousand, seven hundred eighty-eight.

Scientific notation

• Scientific notation: 1.138414788 × 10⁹

Factors of 1138414788

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4452

Divisors of 1138414788

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 1579 2861 3158 4737 5722 6316 8583 9474 11053 11444 14211 17166 18948 20027 22106 25749 28422 33159 34332 40054 44212 51498 56844 60081 66318 80108 99477 102996 120162 132636 180243 198954 240324 360486 397908 720972 4517519 9035038 13552557 18070076 27105114 31622633 40657671 54210228 63245266 81315342 94867899 126490532 162630684 189735798 284603697 379471596 569207394 1138414788
• Sum of all divisors σ(n): 3291986880
• Sum of proper divisors (its aliquot sum) s(n): 2153572092
• 1138414788 is an abundant number, because the sum of its proper divisors (2153572092) is greater than itself. Its abundance is 1015157304

Bases of 1138414788

• Binary: 1000011110110101101010011000100₂
• Hexadecimal: 0x43DAD4C4
• Base-36: ITS6H0

Squares and roots of 1138414788

• 1138414788 squared (1138414788²) is 1295988229537084944
• 1138414788 cubed (1138414788³) is 1475372165578955894661751872
• The square root of 1138414788 is 33740.4029021587
• The cube root of 1138414788 is 1044.1594969247

Scales and comparisons

• 1,138,414,788 seconds is equal to 36 years, 10 weeks, 2 days, 2 hours, 19 minutes, 48 seconds.
• To count from 1 to 1,138,414,788 would take you about seventy-two 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 1138414788 cubic inches would be around 87 feet tall.

Recreational maths with 1138414788

• 1138414788 backwards is 8874148311
• The number of decimal digits it has is: 10
• The sum of 1138414788's digits is 45
• More coming soon!