155241223490

Names of 155241223490

• Cardinal: 155241223490 can be written as One hundred fifty-five billion, two hundred forty-one million, two hundred twenty-three thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.5524122349 × 10¹¹

Factors of 155241223490

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 176

Divisors of 155241223490

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 10 19 38 61 89 95 122 178 190 305 361 445 610 722 890 1159 1691 1805 2318 3382 3610 5429 5795 7921 8455 10858 11590 15842 16910 22021 27145 32129 39605 44042 54290 64258 79210 103151 110105 150499 160645 206302 220210 300998 321290 483181 515755 704969 752495 966362 1031510 1409938 1504990 1959869 2415905 2859481 3524845 3919738 4831810 5718962 7049690 9180439 9799345 13394411 14297405 18360878 19598690 26788822 28594810 43003109 45902195 66972055 86006218 91804390 133944110 174428341 215015545 254493809 348856682 430031090 508987618 817059071 872141705 1272469045 1634118142 1744283410 2544938090 4085295355 8170590710 15524122349 31048244698 77620611745 155241223490
• Sum of all divisors σ(n): 303156244080
• Sum of proper divisors (its aliquot sum) s(n): 147915020590
• 155241223490 is a deficient number, because the sum of its proper divisors (147915020590) is less than itself. Its deficiency is 7326202900

Bases of 155241223490

• Binary: 10010000100101000110010001010101000010₂
• Hexadecimal: 0x2425191542
• Base-36: 1ZBEM6O2

Squares and roots of 155241223490

• 155241223490 squared (155241223490²) is 24099837470672127780100
• 155241223490 cubed (155241223490³) is 3741288254857288109224341674549000
• The square root of 155241223490 is 394006.6287386545
• The cube root of 155241223490 is 5374.4705271419

Scales and comparisons

• 155,241,223,490 seconds is equal to 4,936 years, 9 weeks, 6 days, 10 hours, 4 minutes, 50 seconds.
• To count from 1 to 155,241,223,490 would take you about nine thousand, eight hundred seventy-two 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 155241223490 cubic inches would be around 447.9 feet tall.

Recreational maths with 155241223490

• 155241223490 backwards is 094322142551
• 155241223490 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 155241223490's digits is 38
• More coming soon!