1380291250

Names of 1380291250

• Cardinal: 1380291250 can be written as One billion, three hundred eighty million, two hundred ninety-one thousand, two hundred fifty.

Scientific notation

• Scientific notation: 1.38029125 × 10⁹

Factors of 1380291250

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 150

Divisors of 1380291250

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 5 10 13 25 26 29 50 58 65 101 125 130 145 202 250 290 325 377 505 625 650 725 754 841 1010 1250 1313 1450 1625 1682 1885 2525 2626 2929 3250 3625 3770 4205 5050 5858 6565 7250 8125 8410 9425 10933 12625 13130 14645 16250 18125 18850 21025 21866 25250 29290 32825 36250 38077 42050 47125 54665 63125 65650 73225 76154 84941 94250 105125 109330 126250 146450 164125 169882 190385 210250 235625 273325 328250 366125 380770 424705 471250 525625 546650 732250 820625 849410 951925 1051250 1104233 1366625 1641250 1830625 1903850 2123525 2208466 2733250 3661250 4247050 4759625 5521165 6833125 9519250 10617625 11042330 13666250 21235250 23798125 27605825 47596250 53088125 55211650 106176250 138029125 276058250 690145625 1380291250
• Sum of all divisors σ(n): 2914195284
• Sum of proper divisors (its aliquot sum) s(n): 1533904034
• 1380291250 is an abundant number, because the sum of its proper divisors (1533904034) is greater than itself. Its abundance is 153612784

Bases of 1380291250

• Binary: 1010010010001011001001010110010₂
• Hexadecimal: 0x524592B2
• Base-36: MTSFJM

Squares and roots of 1380291250

• 1380291250 squared (1380291250²) is 1905203934826562500
• 1380291250 cubed (1380291250³) is 2629736320706674486328125000
• The square root of 1380291250 is 37152.2711284249
• The cube root of 1380291250 is 1113.4145994879

Scales and comparisons

• 1,380,291,250 seconds is equal to 43 years, 46 weeks, 1 day, 14 hours, 14 minutes, 10 seconds.
• To count from 1 to 1,380,291,250 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 1380291250 cubic inches would be around 92.8 feet tall.

Recreational maths with 1380291250

• 1380291250 backwards is 0521920831
• The number of decimal digits it has is: 10
• The sum of 1380291250's digits is 31
• More coming soon!