1242004491

Names of 1242004491

• Cardinal: 1242004491 can be written as One billion, two hundred forty-two million, four thousand, four hundred ninety-one.

Scientific notation

• Scientific notation: 1.242004491 × 10⁹

Factors of 1242004491

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 178

Divisors of 1242004491

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 13 21 31 39 53 63 71 91 93 117 159 169 213 217 273 279 371 403 477 497 507 639 651 689 819 923 1113 1183 1209 1491 1521 1643 1953 2067 2201 2769 2821 3339 3549 3627 3763 4473 4823 4929 5239 6201 6461 6603 8307 8463 8957 10647 11289 11501 11999 14469 14787 15407 15717 19383 19809 21359 25389 26341 26871 28613 33867 34503 35997 36673 43407 46221 47151 48919 58149 62699 64077 79023 80613 83993 85839 103509 107991 110019 116653 138663 146757 149513 188097 192231 200291 237069 251979 257517 277667 330057 342433 349959 371969 440271 448539 564291 600873 635947 755937 816571 833001 1027299 1049877 1115907 1345617 1516489 1802619 1907841 1943669 2449713 2499003 2603783 3081897 3347721 4451629 4549467 5723523 5831007 7349139 7811349 10615423 13354887 13648401 17493021 19714357 23434047 31846269 40064661 59143071 95538807 138000499 177429213 414001497 1242004491
• Sum of all divisors σ(n): 2367885312
• Sum of proper divisors (its aliquot sum) s(n): 1125880821
• 1242004491 is a deficient number, because the sum of its proper divisors (1125880821) is less than itself. Its deficiency is 116123670

Bases of 1242004491

• Binary: 1001010000001110111110000001011₂
• Hexadecimal: 0x4A077C0B
• Base-36: KJGGSR

Squares and roots of 1242004491

• 1242004491 squared (1242004491²) is 1542575155664169081
• 1242004491 cubed (1242004491³) is 1915885271039922086385342771
• The square root of 1242004491 is 35242.0840899059
• The cube root of 1242004491 is 1074.9156569125

Scales and comparisons

• 1,242,004,491 seconds is equal to 39 years, 25 weeks, 4 days, 1 hour, 14 minutes, 51 seconds.
• To count from 1 to 1,242,004,491 would take you about seventy-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 1242004491 cubic inches would be around 89.6 feet tall.

Recreational maths with 1242004491

• 1242004491 backwards is 1944002421
• The number of decimal digits it has is: 10
• The sum of 1242004491's digits is 27
• More coming soon!