1231201728
1,231,201,728 is an even composite number composed of five prime numbers multiplied together.
1231201728 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred twenty-four divisors.
Prime factorization of 1231201728:
26 × 33 × 29 × 79 × 311
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 29 × 79 × 311)See below for interesting mathematical facts about the number 1231201728 from the Numbermatics database.
Names of 1231201728
- Cardinal: 1231201728 can be written as One billion, two hundred thirty-one million, two hundred one thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.231201728 × 109
Factors of 1231201728
Divisors of 1231201728
- Number of divisors d(n): 224
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 29 32 36 48 54 58 64 72 79 87 96 108 116 144 158 174 192 216 232 237 261 288 311 316 348 432 464 474 522 576 622 632 696 711 783 864 928 933 948 1044 1244 1264 1392 1422 1566 1728 1856 1866 1896 2088 2133 2291 2488 2528 2784 2799 2844 3132 3732 3792 4176 4266 4582 4976 5056 5568 5598 5688 6264 6873 7464 7584 8352 8397 8532 9019 9164 9952 11196 11376 12528 13746 14928 15168 16704 16794 17064 18038 18328 19904 20619 22392 22752 24569 25056 27057 27492 29856 33588 34128 36076 36656 41238 44784 45504 49138 50112 54114 54984 59712 61857 67176 68256 72152 73312 73707 81171 82476 89568 98276 108228 109968 123714 134352 136512 144304 146624 147414 162342 164952 179136 196552 216456 219936 221121 243513 247428 268704 288608 294828 324684 329904 393104 432912 439872 442242 487026 494856 537408 577216 589656 649368 659808 663363 712501 786208 865824 884484 974052 989712 1179312 1298736 1319616 1326726 1425002 1572416 1731648 1768968 1948104 1979424 2137503 2358624 2597472 2653452 2850004 3537936 3896208 3958848 4275006 4717248 5194944 5306904 5700008 6412509 7075872 7792416 8550012 10613808 11400016 12825018 14151744 15584832 17100024 19237527 21227616 22800032 25650036 34200048 38475054 42455232 45600064 51300072 68400096 76950108 102600144 136800192 153900216 205200288 307800432 410400576 615600864 1231201728
- Sum of all divisors σ(n): 3803904000
- Sum of proper divisors (its aliquot sum) s(n): 2572702272
- 1231201728 is an abundant number, because the sum of its proper divisors (2572702272) is greater than itself. Its abundance is 1341500544
Bases of 1231201728
- Binary: 10010010110001010100101110000002
- Hexadecimal: 0x4962A5C0
- Base-36: KD0XC0
Squares and roots of 1231201728
- 1231201728 squared (12312017282) is 1515857695030185984
- 1231201728 cubed (12312017283) is 1866326613523261995662180352
-
The
square root of 1231201728 is 35088.4842647841 -
The
cube root of 1231201728 is 1071.7900940467
Scales and comparisons
How big is 1231201728?- 1,231,201,728 seconds is equal to 39 years, 7 weeks, 5 days, 28 minutes, 48 seconds.
-
To count from 1 to 1,231,201,728 would take you about seventy-eight 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 1231201728 cubic inches would be around 89.3 feet tall.
Recreational maths with 1231201728
- 1231201728 backwards is 8271021321
- 1231201728 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1231201728's digits is 27
- More coming soon!
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The information we have on file for 1231201728 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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