1388973129728
1,388,973,129,728 is an even composite number composed of three prime numbers multiplied together.
1388973129728 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of one hundred thirty-eight divisors.
Prime factorization of 1388973129728:
222 × 412 × 197
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 41 × 41 × 197)See below for interesting mathematical facts about the number 1388973129728 from the Numbermatics database.
Names of 1388973129728
- Cardinal: 1388973129728 can be written as One trillion, three hundred eighty-eight billion, nine hundred seventy-three million, one hundred twenty-nine thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.388973129728 × 1012
Factors of 1388973129728
Divisors of 1388973129728
- Number of divisors d(n): 138
-
Complete list of divisors:
1 2 4 8 16 32 41 64 82 128 164 197 256 328 394 512 656 788 1024 1312 1576 1681 2048 2624 3152 3362 4096 5248 6304 6724 8077 8192 10496 12608 13448 16154 16384 20992 25216 26896 32308 32768 41984 50432 53792 64616 65536 83968 100864 107584 129232 131072 167936 201728 215168 258464 262144 331157 335872 403456 430336 516928 524288 662314 671744 806912 860672 1033856 1048576 1324628 1343488 1613824 1721344 2067712 2097152 2649256 2686976 3227648 3442688 4135424 4194304 5298512 5373952 6455296 6885376 8270848 10597024 10747904 12910592 13770752 16541696 21194048 21495808 25821184 27541504 33083392 42388096 42991616 51642368 55083008 66166784 84776192 85983232 103284736 110166016 132333568 169552384 171966464 206569472 220332032 264667136 339104768 413138944 440664064 529334272 678209536 826277888 881328128 1058668544 1356419072 1762656256 2117337088 2712838144 3525312512 4234674176 5425676288 7050625024 8469348352 10851352576 16938696704 21702705152 33877393408 43405410304 86810820608 173621641216 347243282432 694486564864 1388973129728
- Sum of all divisors σ(n): 2861806832478
- Sum of proper divisors (its aliquot sum) s(n): 1472833702750
- 1388973129728 is an abundant number, because the sum of its proper divisors (1472833702750) is greater than itself. Its abundance is 83860573022
Bases of 1388973129728
- Binary: 101000011011001010100000000000000000000002
- Hexadecimal: 0x14365400000
- Base-36: HQ32QM0W
Squares and roots of 1388973129728
- 1388973129728 squared (13889731297282) is 1929246355106395517353984
- 1388973129728 cubed (13889731297283) is 2679671347868466656168192893729636352
-
The
square root of 1388973129728 is 1178547.0417968049 -
The
cube root of 1388973129728 is 11157.4414045161
Scales and comparisons
How big is 1388973129728?- 1,388,973,129,728 seconds is equal to 44,165 years, 2 weeks, 3 days, 21 hours, 22 minutes, 8 seconds.
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To count from 1 to 1,388,973,129,728 would take you about one hundred ten thousand, four hundred twelve 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 1388973129728 cubic inches would be around 929.8 feet tall.
Recreational maths with 1388973129728
- 1388973129728 backwards is 8279213798831
- The number of decimal digits it has is: 13
- The sum of 1388973129728's digits is 68
- More coming soon!
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