1390126650

Names of 1390126650

• Cardinal: 1390126650 can be written as One billion, three hundred ninety million, one hundred twenty-six thousand, six hundred fifty.

Scientific notation

• Scientific notation: 1.39012665 × 10⁹

Factors of 1390126650

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 613

Divisors of 1390126650

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 10 11 15 22 25 30 33 50 55 66 75 110 121 150 165 191 242 275 330 363 382 401 550 573 605 726 802 825 955 1146 1203 1210 1650 1815 1910 2005 2101 2406 2865 3025 3630 4010 4202 4411 4775 5730 6015 6050 6303 8822 9075 9550 10025 10505 12030 12606 13233 14325 18150 20050 21010 22055 23111 26466 28650 30075 31515 44110 46222 48521 52525 60150 63030 66165 69333 76591 97042 105050 110275 115555 132330 138666 145563 153182 157575 220550 229773 231110 242605 291126 315150 330825 346665 382955 459546 485210 577775 661650 693330 727815 765910 842501 1148865 1155550 1213025 1455630 1685002 1733325 1914775 2297730 2426050 2527503 3466650 3639075 3829550 4212505 5055006 5744325 7278150 8425010 9267511 11488650 12637515 18535022 21062525 25275030 27802533 42125050 46337555 55605066 63187575 92675110 126375150 139012665 231687775 278025330 463375550 695063325 1390126650
• Sum of all divisors σ(n): 3818755584
• Sum of proper divisors (its aliquot sum) s(n): 2428628934
• 1390126650 is an abundant number, because the sum of its proper divisors (2428628934) is greater than itself. Its abundance is 1038502284

Bases of 1390126650

• Binary: 1010010110110111010011000111010₂
• Hexadecimal: 0x52DBA63A
• Base-36: MZN8L6

Squares and roots of 1390126650

• 1390126650 squared (1390126650²) is 1932452103040222500
• 1390126650 cubed (1390126650³) is 2686353168284759319179625000
• The square root of 1390126650 is 37284.4022347147
• The cube root of 1390126650 is 1116.0529242897

Scales and comparisons

• 1,390,126,650 seconds is equal to 44 years, 10 weeks, 3 days, 10 hours, 17 minutes, 30 seconds.
• To count from 1 to 1,390,126,650 would take you about eighty-eight 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 1390126650 cubic inches would be around 93 feet tall.

Recreational maths with 1390126650

• 1390126650 backwards is 0566210931
• 1390126650 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1390126650's digits is 33
• More coming soon!