900105829138

Names of 900105829138

• Cardinal: 900105829138 can be written as Nine hundred billion, one hundred five million, eight hundred twenty-nine thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 9.00105829138 × 10¹¹

Factors of 900105829138

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 155

Divisors of 900105829138

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 17 34 47 89 94 178 289 578 799 1513 1598 2209 3026 4183 4418 7921 8366 13583 15842 25721 27166 37553 51442 71111 75106 134657 142222 196601 269314 372287 393202 638401 704969 744574 1208887 1276802 1409938 2289169 2417774 3342217 4578338 6328879 6684434 11984473 12657758 17497489 23968946 33133543 34994978 56817689 66267086 107590943 113635378 203736041 215181886 297457313 407472082 563270231 594914626 1126540462 1557276521 3114553042 5056774321 9575593927 10113548642 19151187854 26473700857 52947401714 450052914569 900105829138
• Sum of all divisors σ(n): 1482069387060
• Sum of proper divisors (its aliquot sum) s(n): 581963557922
• 900105829138 is a deficient number, because the sum of its proper divisors (581963557922) is less than itself. Its deficiency is 318142271216

Bases of 900105829138

• Binary: 1101000110010010011111001111101100010010₂
• Hexadecimal: 0xD1927CFB12
• Base-36: BHI3RQQA

Squares and roots of 900105829138

• 900105829138 squared (900105829138²) is 810190503648206449823044
• 900105829138 cubed (900105829138³) is 729257195046002680384570412999056072
• The square root of 900105829138 is 948739.0732640877
• The cube root of 900105829138 is 9655.2722642217

Scales and comparisons

• 900,105,829,138 seconds is equal to 28,620 years, 30 weeks, 1 day, 12 hours, 58 minutes, 58 seconds.
• To count from 1 to 900,105,829,138 would take you about fifty-seven thousand, two hundred forty-one 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 900105829138 cubic inches would be around 804.6 feet tall.

Recreational maths with 900105829138

• 900105829138 backwards is 831928501009
• The number of decimal digits it has is: 12
• The sum of 900105829138's digits is 46
• More coming soon!