13438928646
13,438,928,646 is an even composite number composed of six prime numbers multiplied together.
13438928646 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 13438928646:
2 × 33 × 113 × 13 × 19 × 757
(2 × 3 × 3 × 3 × 11 × 11 × 11 × 13 × 19 × 757)See below for interesting mathematical facts about the number 13438928646 from the Numbermatics database.
Names of 13438928646
- Cardinal: 13438928646 can be written as Thirteen billion, four hundred thirty-eight million, nine hundred twenty-eight thousand, six hundred forty-six.
Scientific notation
- Scientific notation: 1.3438928646 × 1010
Factors of 13438928646
Divisors of 13438928646
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 6 9 11 13 18 19 22 26 27 33 38 39 54 57 66 78 99 114 117 121 143 171 198 209 234 242 247 286 297 342 351 363 418 429 494 513 594 627 702 726 741 757 858 1026 1089 1254 1287 1331 1482 1514 1573 1881 2178 2223 2271 2299 2574 2662 2717 3146 3267 3762 3861 3993 4446 4542 4598 4719 5434 5643 6534 6669 6813 6897 7722 7986 8151 8327 9438 9841 11286 11979 13338 13626 13794 14157 14383 16302 16654 17303 19682 20439 20691 23958 24453 24981 25289 28314 28766 29523 29887 34606 35937 40878 41382 42471 43149 48906 49962 50578 51909 59046 59774 62073 71874 73359 74943 75867 84942 86298 88569 89661 91597 103818 108251 124146 129447 146718 149886 151734 155727 158213 177138 179322 183194 186979 216502 224829 227601 258894 265707 268983 274791 311454 316426 324753 328757 373958 388341 449658 455202 467181 474639 531414 537966 549582 560937 649506 657514 682803 776682 806949 824373 934362 949278 974259 986271 1007567 1121874 1190761 1365606 1423917 1613898 1648746 1682811 1740343 1948518 1972542 2015134 2056769 2381522 2473119 2847834 2922777 2958813 3022701 3365622 3480686 3572283 4113538 4271751 4946238 5048433 5221029 5845554 5917626 6045402 6170307 7144566 8543502 8876439 9068103 10096866 10442058 10716849 12340614 13098371 15663087 17752878 18136206 18510921 19143773 21433698 22624459 26196742 27204309 31326174 32150547 37021842 38287546 39295113 45248918 46989261 54408618 55532763 57431319 64301094 67873377 78590226 93978522 111065526 114862638 117885339 135746754 172293957 203620131 235770678 248869049 344587914 353656017 407240262 497738098 516881871 610860393 707312034 746607147 1033763742 1221720786 1493214294 2239821441 4479642882 6719464323 13438928646
- Sum of all divisors σ(n): 37286323200
- Sum of proper divisors (its aliquot sum) s(n): 23847394554
- 13438928646 is an abundant number, because the sum of its proper divisors (23847394554) is greater than itself. Its abundance is 10408465908
Bases of 13438928646
- Binary: 11001000010000010111000111000001102
- Hexadecimal: 0x32105C706
- Base-36: 6696VPI
Squares and roots of 13438928646
- 13438928646 squared (134389286462) is 180604803152279393316
- 13438928646 cubed (134389286463) is 2427135062688358639029893330136
-
The
square root of 13438928646 is 115926.3932243217 -
The
cube root of 13438928646 is 2377.5056043813
Scales and comparisons
How big is 13438928646?- 13,438,928,646 seconds is equal to 427 years, 16 weeks, 3 days, 3 hours, 44 minutes, 6 seconds.
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To count from 1 to 13,438,928,646 would take you about eight hundred fifty-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 13438928646 cubic inches would be around 198.1 feet tall.
Recreational maths with 13438928646
- 13438928646 backwards is 64682983431
- 13438928646 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13438928646's digits is 54
- More coming soon!
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