72142199649
72,142,199,649 is an odd composite number composed of four prime numbers multiplied together.
72142199649 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of eighty-one divisors.
Prime factorization of 72142199649:
32 × 132 × 712 × 972
(3 × 3 × 13 × 13 × 71 × 71 × 97 × 97)See below for interesting mathematical facts about the number 72142199649 from the Numbermatics database.
Names of 72142199649
- Cardinal: 72142199649 can be written as Seventy-two billion, one hundred forty-two million, one hundred ninety-nine thousand, six hundred forty-nine.
Scientific notation
- Scientific notation: 7.2142199649 × 1010
Factors of 72142199649
Divisors of 72142199649
- Number of divisors d(n): 81
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Complete list of divisors:
1 3 9 13 39 71 97 117 169 213 291 507 639 873 923 1261 1521 2769 3783 5041 6887 8307 9409 11349 11999 15123 16393 20661 28227 35997 45369 49179 61983 65533 84681 89531 107991 122317 147537 196599 268593 366951 488977 589797 668039 805779 851929 1100853 1163903 1466931 1590121 2004117 2555787 3491709 4400793 4770363 6012351 6356701 7667361 8684507 10475127 14311089 19070103 26053521 47430769 57210309 78160563 82637113 112898591 142292307 247911339 338695773 426876921 616599997 743734017 1016087319 1849799991 5549399973 8015799961 24047399883 72142199649
- Sum of all divisors σ(n): 115641503289
- Sum of proper divisors (its aliquot sum) s(n): 43499303640
- 72142199649 is a deficient number, because the sum of its proper divisors (43499303640) is less than itself. Its deficiency is 28642896009
Bases of 72142199649
- Binary: 10000110011000000001010011011011000012
- Hexadecimal: 0x10CC029B61
- Base-36: X53LPI9
Squares and roots of 72142199649
- 72142199649 squared (721421996492) is 5204496970196175723201
- 72142199649 cubed (721421996493) is 375463859496508111719453503356449
-
72142199649 is a
perfect square number . Itssquare root is 268593 -
The
cube root of 72142199649 is 4162.9046153337
Scales and comparisons
How big is 72142199649?- 72,142,199,649 seconds is equal to 2,293 years, 46 weeks, 5 days, 3 hours, 54 minutes, 9 seconds.
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To count from 1 to 72,142,199,649 would take you about four thousand, five hundred eighty-seven 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 72142199649 cubic inches would be around 346.9 feet tall.
Recreational maths with 72142199649
- 72142199649 backwards is 94699124127
- The number of decimal digits it has is: 11
- The sum of 72142199649's digits is 54
- More coming soon!
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