31428774160640
31,428,774,160,640 is an even composite number composed of five prime numbers multiplied together.
31428774160640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 31428774160640:
28 × 5 × 53 × 5101 × 90821
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 53 × 5101 × 90821)See below for interesting mathematical facts about the number 31428774160640 from the Numbermatics database.
Names of 31428774160640
- Cardinal: 31428774160640 can be written as Thirty-one trillion, four hundred twenty-eight billion, seven hundred seventy-four million, one hundred sixty thousand, six hundred forty.
Scientific notation
- Scientific notation: 3.142877416064 × 1013
Factors of 31428774160640
Divisors of 31428774160640
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 4 5 8 10 16 20 32 40 53 64 80 106 128 160 212 256 265 320 424 530 640 848 1060 1280 1696 2120 3392 4240 5101 6784 8480 10202 13568 16960 20404 25505 33920 40808 51010 67840 81616 90821 102020 163232 181642 204040 270353 326464 363284 408080 454105 540706 652928 726568 816160 908210 1081412 1305856 1351765 1453136 1632320 1816420 2162824 2703530 2906272 3264640 3632840 4325648 4813513 5407060 5812544 6529280 7265680 8651296 9627026 10814120 11625088 14531360 17302592 19254052 21628240 23250176 24067565 29062720 34605184 38508104 43256480 48135130 58125440 69210368 77016208 86512960 96270260 116250880 154032416 173025920 192540520 308064832 346051840 385081040 463277921 616129664 770162080 926555842 1232259328 1540324160 1853111684 2316389605 3080648320 3706223368 4632779210 6161296640 7412446736 9265558420 14824893472 18531116840 24553729813 29649786944 37062233680 49107459626 59299573888 74124467360 98214919252 118599147776 122768649065 148248934720 196429838504 245537298130 296497869440 392859677008 491074596260 592995738880 785719354016 982149192520 1571438708032 1964298385040 3142877416064 3928596770080 6285754832128 7857193540160 15714387080320 31428774160640
- Sum of all divisors σ(n): 76718027108016
- Sum of proper divisors (its aliquot sum) s(n): 45289252947376
- 31428774160640 is an abundant number, because the sum of its proper divisors (45289252947376) is greater than itself. Its abundance is 13860478786736
Bases of 31428774160640
- Binary: 1110010010101100101001110101101101001000000002
- Hexadecimal: 0x1C9594EB6900
- Base-36: B526GO268
Squares and roots of 31428774160640
- 31428774160640 squared (314287741606402) is 987767845240512536525209600
- 31428774160640 cubed (314287741606403) is 31044332531206070814053491688440070144000
-
The
square root of 31428774160640 is 5606137.1871048607 -
The
cube root of 31428774160640 is 31557.9764260121
Scales and comparisons
How big is 31428774160640?- 31,428,774,160,640 seconds is equal to 999,337 years, 41 weeks, 5 days, 4 hours, 37 minutes, 20 seconds.
-
To count from 1 to 31,428,774,160,640 would take you about two million, four hundred ninety-eight thousand, three hundred forty-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 31428774160640 cubic inches would be around 2629.8 feet tall.
Recreational maths with 31428774160640
- 31428774160640 backwards is 04606147782413
- 31428774160640 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 31428774160640's digits is 53
- More coming soon!
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