2123073890

Names of 2123073890

• Cardinal: 2123073890 can be written as Two billion, one hundred twenty-three million, seventy-three thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 2.12307389 × 10⁹

Factors of 2123073890

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 364

Divisors of 2123073890

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 7 10 14 35 41 61 67 70 82 122 134 181 205 287 305 335 362 410 427 469 574 610 670 854 905 938 1267 1435 1810 2135 2345 2501 2534 2747 2870 4087 4270 4690 5002 5494 6335 7421 8174 11041 12127 12505 12670 13735 14842 17507 19229 20435 22082 24254 25010 27470 28609 35014 37105 38458 40870 51947 55205 57218 60635 74210 77287 84889 87535 96145 103894 110410 121270 143045 154574 167567 169778 175070 192290 259735 286090 335134 386435 424445 452681 497207 519470 739747 772870 837835 848890 905362 994414 1172969 1479494 1675670 2263405 2345938 2486035 3168767 3480449 3698735 4526810 4972070 5178229 5864845 6337534 6960898 7397470 10356458 11729690 15843835 17402245 25891145 30329627 31687670 34804490 51782290 60659254 151648135 212307389 303296270 424614778 1061536945 2123073890
• Sum of all divisors σ(n): 4640702976
• Sum of proper divisors (its aliquot sum) s(n): 2517629086
• 2123073890 is an abundant number, because the sum of its proper divisors (2517629086) is greater than itself. Its abundance is 394555196

Bases of 2123073890

• Binary: 1111110100010111000100101100010₂
• Hexadecimal: 0x7E8B8962
• Base-36: Z40UAQ

Squares and roots of 2123073890

• 2123073890 squared (2123073890²) is 4507442742399732100
• 2123073890 cubed (2123073890³) is 9569633997058867164504869000
• The square root of 2123073890 is 46076.8259540520
• The cube root of 2123073890 is 1285.2522409541

Scales and comparisons

• 2,123,073,890 seconds is equal to 67 years, 26 weeks, 2 days, 14 hours, 44 minutes, 50 seconds.
• To count from 1 to 2,123,073,890 would take you about one hundred thirty-five 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 2123073890 cubic inches would be around 107.1 feet tall.

Recreational maths with 2123073890

• 2123073890 backwards is 0983703212
• 2123073890 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2123073890's digits is 35
• More coming soon!