4388939142

Names of 4388939142

• Cardinal: 4388939142 can be written as Four billion, three hundred eighty-eight million, nine hundred thirty-nine thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 4.388939142 × 10⁹

Factors of 4388939142

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 934

Divisors of 4388939142

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 14 21 31 42 61 62 73 93 122 146 183 186 217 219 366 427 434 438 511 651 757 854 1022 1281 1302 1514 1533 1891 2263 2271 2562 3066 3782 4453 4526 4542 5299 5673 6789 8906 10598 11346 13237 13359 13578 15841 15897 23467 26474 26718 31171 31682 31794 39711 46177 46934 47523 55261 62342 70401 79422 92354 93513 95046 110522 138043 138531 140802 164269 165783 187026 276086 277062 323239 328538 331566 386827 414129 492807 646478 773654 828258 966301 969717 985614 1160481 1431487 1713091 1932602 1939434 2320962 2862974 2898903 3370921 3426182 4294461 5139273 5797806 6741842 8588922 10020409 10112763 10278546 11991637 20040818 20225526 23596447 23983274 30061227 35974911 47192894 60122454 70789341 71949822 104498551 141578682 208997102 313495653 626991306 731489857 1462979714 2194469571 4388939142
• Sum of all divisors σ(n): 10683506688
• Sum of proper divisors (its aliquot sum) s(n): 6294567546
• 4388939142 is an abundant number, because the sum of its proper divisors (6294567546) is greater than itself. Its abundance is 1905628404

Bases of 4388939142

• Binary: 100000101100110011110010110000110₂
• Hexadecimal: 0x10599E586
• Base-36: 20L2746

Squares and roots of 4388939142

• 4388939142 squared (4388939142²) is 19262786792179696164
• 4388939142 cubed (4388939142³) is 84543198936198087991846851288
• The square root of 4388939142 is 66249.0689896847
• The cube root of 4388939142 is 1637.2682986813

Scales and comparisons

• 4,388,939,142 seconds is equal to 139 years, 28 weeks, 5 days, 21 hours, 45 minutes, 42 seconds.
• To count from 1 to 4,388,939,142 would take you about two hundred seventy-nine 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 4388939142 cubic inches would be around 136.4 feet tall.

Recreational maths with 4388939142

• 4388939142 backwards is 2419398834
• The number of decimal digits it has is: 10
• The sum of 4388939142's digits is 51
• More coming soon!