1380003128

Names of 1380003128

• Cardinal: 1380003128 can be written as One billion, three hundred eighty million, three thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.380003128 × 10⁹

Factors of 1380003128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 24992

Divisors of 1380003128

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 23 28 43 46 56 86 92 161 172 184 301 322 344 602 644 989 1204 1288 1978 2408 3956 6923 7912 13846 24917 27692 49834 55384 99668 174419 199336 348838 573091 697676 1071431 1146182 1395352 2142862 2292364 4011637 4285724 4584728 7500017 8023274 8571448 15000034 16046548 24642913 30000068 32093096 49285826 60000136 98571652 172500391 197143304 345000782 690001564 1380003128
• Sum of all divisors σ(n): 3157608960
• Sum of proper divisors (its aliquot sum) s(n): 1777605832
• 1380003128 is an abundant number, because the sum of its proper divisors (1777605832) is greater than itself. Its abundance is 397602704

Bases of 1380003128

• Binary: 1010010010000010010110100111000₂
• Hexadecimal: 0x52412D38
• Base-36: MTM988

Squares and roots of 1380003128

• 1380003128 squared (1380003128²) is 1904408633289784384
• 1380003128 cubed (1380003128³) is 2628089870930107380365553152
• The square root of 1380003128 is 37148.3933434543
• The cube root of 1380003128 is 1113.3371227077

Scales and comparisons

• 1,380,003,128 seconds is equal to 43 years, 45 weeks, 5 days, 6 hours, 12 minutes, 8 seconds.
• To count from 1 to 1,380,003,128 would take you about eighty-seven 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 1380003128 cubic inches would be around 92.8 feet tall.

Recreational maths with 1380003128

• 1380003128 backwards is 8213000831
• The number of decimal digits it has is: 10
• The sum of 1380003128's digits is 26
• More coming soon!