131530668138
131,530,668,138 is an even composite number composed of four prime numbers multiplied together.
131530668138 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 131530668138:
2 × 32 × 472 × 1493
(2 × 3 × 3 × 47 × 47 × 149 × 149 × 149)See below for interesting mathematical facts about the number 131530668138 from the Numbermatics database.
Names of 131530668138
- Cardinal: 131530668138 can be written as One hundred thirty-one billion, five hundred thirty million, six hundred sixty-eight thousand, one hundred thirty-eight.
Scientific notation
- Scientific notation: 1.31530668138 × 1011
Factors of 131530668138
Divisors of 131530668138
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 6 9 18 47 94 141 149 282 298 423 447 846 894 1341 2209 2682 4418 6627 7003 13254 14006 19881 21009 22201 39762 42018 44402 63027 66603 126054 133206 199809 329141 399618 658282 987423 1043447 1974846 2086894 2962269 3130341 3307949 5924538 6260682 6615898 9391023 9923847 18782046 19847694 29771541 49042009 59543082 98084018 147126027 155473603 294252054 310947206 441378081 466420809 882756162 932841618 1399262427 2798524854 7307259341 14614518682 21921778023 43843556046 65765334069 131530668138
- Sum of all divisors σ(n): 293142996900
- Sum of proper divisors (its aliquot sum) s(n): 161612328762
- 131530668138 is an abundant number, because the sum of its proper divisors (161612328762) is greater than itself. Its abundance is 30081660624
Bases of 131530668138
- Binary: 11110100111111101011010111000011010102
- Hexadecimal: 0x1E9FD6B86A
- Base-36: 1OF9YP2I
Squares and roots of 131530668138
- 131530668138 squared (1315306681382) is 17300316660828688387044
- 131530668138 cubed (1315306681383) is 2275522209397770516306098862804072
-
The
square root of 131530668138 is 362671.5706227881 -
The
cube root of 131530668138 is 5085.6016821237
Scales and comparisons
How big is 131530668138?- 131,530,668,138 seconds is equal to 4,182 years, 13 weeks, 6 days, 16 hours, 42 minutes, 18 seconds.
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To count from 1 to 131,530,668,138 would take you about eight thousand, three hundred sixty-four 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 131530668138 cubic inches would be around 423.8 feet tall.
Recreational maths with 131530668138
- 131530668138 backwards is 831866035131
- The number of decimal digits it has is: 12
- The sum of 131530668138's digits is 45
- More coming soon!
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