15345421728
15,345,421,728 is an even composite number composed of six prime numbers multiplied together.
15345421728 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 15345421728:
25 × 3 × 72 × 132 × 97 × 199
(2 × 2 × 2 × 2 × 2 × 3 × 7 × 7 × 13 × 13 × 97 × 199)See below for interesting mathematical facts about the number 15345421728 from the Numbermatics database.
Names of 15345421728
- Cardinal: 15345421728 can be written as Fifteen billion, three hundred forty-five million, four hundred twenty-one thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.5345421728 × 1010
Factors of 15345421728
Divisors of 15345421728
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 49 52 56 78 84 91 96 97 98 104 112 147 156 168 169 182 194 196 199 208 224 273 291 294 312 336 338 364 388 392 398 416 507 546 582 588 597 624 637 672 676 679 728 776 784 796 1014 1092 1164 1176 1183 1194 1248 1261 1274 1352 1358 1393 1456 1552 1568 1592 1911 2028 2037 2184 2328 2352 2366 2388 2522 2548 2587 2704 2716 2786 2912 3104 3184 3549 3783 3822 4056 4074 4179 4368 4656 4704 4732 4753 4776 5044 5096 5174 5408 5432 5572 6368 7098 7566 7644 7761 8112 8148 8281 8358 8736 8827 9312 9464 9506 9552 9751 10088 10192 10348 10864 11144 14196 14259 15132 15288 15522 16224 16296 16393 16562 16716 17654 18109 18928 19012 19104 19303 19502 20176 20384 20696 21728 22288 24843 26481 28392 28518 29253 30264 30576 31044 32592 32786 33124 33432 33631 35308 36218 37856 38024 38606 39004 40352 41392 44576 49179 49686 52962 54327 56784 57036 57909 58506 60528 61152 61789 62088 65184 65572 66248 66864 67262 70616 72436 76048 77212 78008 82784 98358 99372 100893 105924 108654 113568 114072 114751 115818 117012 121056 123578 124176 126763 131144 132496 133728 134524 135121 141232 144872 152096 154424 156016 185367 196716 198744 201786 211848 217308 228144 229502 231636 234024 235417 247156 248352 250939 253526 262288 264992 269048 270242 282464 289744 308848 312032 344253 370734 380289 393432 397488 403572 405363 423696 434616 456288 459004 463272 468048 470834 494312 501878 507052 524576 538096 540484 579488 617696 688506 706251 741468 752817 760578 786864 794976 803257 807144 810726 847392 869232 918008 926544 936096 941668 945847 988624 1003756 1014104 1076192 1080968 1377012 1412502 1482936 1505634 1521156 1573728 1606514 1614288 1621452 1647919 1738464 1756573 1836016 1853088 1883336 1891694 1977248 2007512 2028208 2161936 2409771 2754024 2825004 2837541 2965872 3011268 3042312 3213028 3228576 3242904 3262207 3295838 3513146 3672032 3766672 3783388 4015024 4056416 4323872 4819542 4943757 5269719 5508048 5650008 5675082 5931744 6022536 6084624 6426056 6485808 6524414 6591676 7026292 7533344 7566776 8030048 9639084 9786621 9887514 10539438 11016096 11300016 11350164 12045072 12169248 12296011 12852112 12971616 13048828 13183352 14052584 15133552 19278168 19573242 19775028 21078876 22600032 22700328 22835449 24090144 24592022 25704224 26097656 26366704 28105168 30267104 36888033 38556336 39146484 39550056 42157752 45400656 45670898 49184044 52195312 52733408 56210336 68506347 73776066 77112672 78292968 79100112 84315504 90801312 91341796 98368088 104390624 137012694 147552132 156585936 158200224 159848143 168631008 182683592 196736176 274025388 295104264 313171872 319696286 365367184 393472352 479544429 548050776 590208528 639392572 730734368 959088858 1096101552 1180417056 1278785144 1918177716 2192203104 2557570288 3836355432 5115140576 7672710864 15345421728
- Sum of all divisors σ(n): 51520795200
- Sum of proper divisors (its aliquot sum) s(n): 36175373472
- 15345421728 is an abundant number, because the sum of its proper divisors (36175373472) is greater than itself. Its abundance is 20829951744
Bases of 15345421728
- Binary: 11100100101010100010001101101000002
- Hexadecimal: 0x392A88DA0
- Base-36: 71S9N6O
Squares and roots of 15345421728
- 15345421728 squared (153454217282) is 235481968010174505984
- 15345421728 cubed (153454217283) is 3613570108455532789198539620352
-
The
square root of 15345421728 is 123876.6391536355 -
The
cube root of 15345421728 is 2484.9993308205
Scales and comparisons
How big is 15345421728?- 15,345,421,728 seconds is equal to 487 years, 48 weeks, 5 days, 1 hour, 8 minutes, 48 seconds.
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To count from 1 to 15,345,421,728 would take you about nine hundred seventy-five 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 15345421728 cubic inches would be around 207.1 feet tall.
Recreational maths with 15345421728
- 15345421728 backwards is 82712454351
- 15345421728 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 15345421728's digits is 42
- More coming soon!
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The information we have on file for 15345421728 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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