2442390489

Names of 2442390489

• Cardinal: 2442390489 can be written as Two billion, four hundred forty-two million, three hundred ninety thousand, four hundred eighty-nine.

Scientific notation

• Scientific notation: 2.442390489 × 10⁹

Factors of 2442390489

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2243

Divisors of 2442390489

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 7 9 11 21 27 33 63 77 81 99 189 193 231 297 567 579 693 891 1351 1737 2029 2079 2123 4053 5211 6087 6237 6369 12159 14203 14861 15633 18261 19107 22319 36477 42609 44583 54783 57321 66957 109431 127827 133749 156233 164349 171963 200871 383481 391597 401247 468699 602613 1150443 1174791 1203741 1406097 1807839 2741179 3524373 4218291 4307567 8223537 10573119 12654873 12922701 24670611 30152969 31719357 38768103 74011833 90458907 116304309 222035499 271376721 348912927 814130163 2442390489
• Sum of all divisors σ(n): 4574613120
• Sum of proper divisors (its aliquot sum) s(n): 2132222631
• 2442390489 is a deficient number, because the sum of its proper divisors (2132222631) is less than itself. Its deficiency is 310167858

Bases of 2442390489

• Binary: 10010001100100111110101111011001₂
• Hexadecimal: 0x9193EBD9
• Base-36: 14E4WK9

Squares and roots of 2442390489

• 2442390489 squared (2442390489²) is 5965271300757659121
• 2442390489 cubed (2442390489³) is 14569521889275165131034500169
• The square root of 2442390489 is 49420.5472349305
• The cube root of 2442390489 is 1346.7026044705

Scales and comparisons

• 2,442,390,489 seconds is equal to 77 years, 34 weeks, 2 days, 9 hours, 48 minutes, 9 seconds.
• To count from 1 to 2,442,390,489 would take you about one hundred fifty-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 2442390489 cubic inches would be around 112.2 feet tall.

Recreational maths with 2442390489

• 2442390489 backwards is 9840932442
• The number of decimal digits it has is: 10
• The sum of 2442390489's digits is 45
• More coming soon!