1369900390

Names of 1369900390

• Cardinal: 1369900390 can be written as One billion, three hundred sixty-nine million, nine hundred thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.36990039 × 10⁹

Factors of 1369900390

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 136990046

Divisors of 1369900390

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 136990039 273980078 684950195 1369900390
• Sum of all divisors σ(n): 2465820720
• Sum of proper divisors (its aliquot sum) s(n): 1095920330
• 1369900390 is a deficient number, because the sum of its proper divisors (1095920330) is less than itself. Its deficiency is 273980060

Bases of 1369900390

• Binary: 1010001101001110000010101100110₂
• Hexadecimal: 0x51A70566
• Base-36: MNLPWM

Squares and roots of 1369900390

• 1369900390 squared (1369900390²) is 1876627078522152100
• 1369900390 cubed (1369900390³) is 2570792166752056785429319000
• The square root of 1369900390 is 37012.1654324629
• The cube root of 1369900390 is 1110.6136233293

Scales and comparisons

• 1,369,900,390 seconds is equal to 43 years, 29 weeks, 7 hours, 53 minutes, 10 seconds.
• To count from 1 to 1,369,900,390 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 1369900390 cubic inches would be around 92.6 feet tall.

Recreational maths with 1369900390

• 1369900390 backwards is 0930099631
• The number of decimal digits it has is: 10
• The sum of 1369900390's digits is 40
• More coming soon!