1948107538

Names of 1948107538

• Cardinal: 1948107538 can be written as One billion, nine hundred forty-eight million, one hundred seven thousand, five hundred thirty-eight.

Scientific notation

• Scientific notation: 1.948107538 × 10⁹

Factors of 1948107538

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 138

Divisors of 1948107538

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 13 26 29 41 53 58 82 106 377 533 689 754 841 1066 1189 1378 1537 1681 1682 2173 2378 3074 3362 4346 10933 15457 19981 21853 21866 28249 30914 34481 39962 43706 44573 48749 56498 63017 68962 89093 89146 97498 126034 178186 448253 579449 633737 819221 896506 1158209 1158898 1267474 1413721 1638442 1827493 2316418 2583697 2827442 3654986 5167394 18378373 23757409 33588061 36756746 47514818 67176122 74927213 149854426 974053769 1948107538
• Sum of all divisors σ(n): 3403662444
• Sum of proper divisors (its aliquot sum) s(n): 1455554906
• 1948107538 is a deficient number, because the sum of its proper divisors (1455554906) is less than itself. Its deficiency is 492552632

Bases of 1948107538

• Binary: 1110100000111011100001100010010₂
• Hexadecimal: 0x741DC312
• Base-36: W7UPEA

Squares and roots of 1948107538

• 1948107538 squared (1948107538²) is 3795122979612421444
• 1948107538 cubed (1948107538³) is 7393307684219978533489244872
• The square root of 1948107538 is 44137.3712175975
• The cube root of 1948107538 is 1248.9286902053

Scales and comparisons

• 1,948,107,538 seconds is equal to 61 years, 49 weeks, 12 hours, 58 minutes, 58 seconds.
• To count from 1 to 1,948,107,538 would take you about one hundred twenty-three 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 1948107538 cubic inches would be around 104.1 feet tall.

Recreational maths with 1948107538

• 1948107538 backwards is 8357018491
• The number of decimal digits it has is: 10
• The sum of 1948107538's digits is 46
• More coming soon!