13318921728
13,318,921,728 is an even composite number composed of six prime numbers multiplied together.
13318921728 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 13318921728:
29 × 32 × 7 × 17 × 107 × 227
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 17 × 107 × 227)See below for interesting mathematical facts about the number 13318921728 from the Numbermatics database.
Names of 13318921728
- Cardinal: 13318921728 can be written as Thirteen billion, three hundred eighteen million, nine hundred twenty-one thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.3318921728 × 1010
Factors of 13318921728
Divisors of 13318921728
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 28 32 34 36 42 48 51 56 63 64 68 72 84 96 102 107 112 119 126 128 136 144 153 168 192 204 214 224 227 238 252 256 272 288 306 321 336 357 384 408 428 448 454 476 504 512 544 576 612 642 672 681 714 749 768 816 856 896 908 952 963 1008 1071 1088 1152 1224 1284 1344 1362 1428 1498 1536 1589 1632 1712 1792 1816 1819 1904 1926 2016 2043 2142 2176 2247 2304 2448 2568 2688 2724 2856 2996 3178 3264 3424 3584 3632 3638 3808 3852 3859 4032 4086 4284 4352 4494 4608 4767 4896 5136 5376 5448 5457 5712 5992 6356 6528 6741 6848 7264 7276 7616 7704 7718 8064 8172 8568 8704 8988 9534 9792 10272 10752 10896 10914 11424 11577 11984 12712 12733 13056 13482 13696 14301 14528 14552 15232 15408 15436 16128 16344 16371 17136 17976 19068 19584 20544 21792 21828 22848 23154 23968 24289 25424 25466 26112 26964 27013 27392 28602 29056 29104 30464 30816 30872 32256 32688 32742 34272 34731 35952 38136 38199 39168 41088 43584 43656 45696 46308 47936 48578 50848 50932 53928 54026 54784 57204 58112 58208 60928 61632 61744 65376 65484 68544 69462 71904 72867 76272 76398 78336 81039 82176 87168 87312 91392 92616 95872 97156 101696 101864 107856 108052 114408 114597 116224 116416 123264 123488 130752 130968 137088 138924 143808 145734 152544 152796 162078 164352 170023 174336 174624 182784 185232 191744 194312 203392 203728 215712 216104 218601 228816 229194 232832 243117 246528 246976 261504 261936 274176 277848 287616 291468 305088 305592 324156 340046 348672 349248 370464 383488 388624 406784 407456 412913 431424 432208 437202 457632 458388 465664 486234 493056 493952 510069 523008 523872 548352 555696 575232 582936 610176 611184 648312 680092 698496 740928 777248 813568 814912 825826 862848 864416 874404 915264 916776 931328 972468 987904 1020138 1046016 1047744 1111392 1150464 1165872 1220352 1222368 1238739 1296624 1360184 1396992 1481856 1530207 1554496 1629824 1651652 1725696 1728832 1748808 1830528 1833552 1944936 1975808 2040276 2095488 2222784 2331744 2440704 2444736 2477478 2593248 2720368 2793984 2890391 2963712 3060414 3108992 3259648 3303304 3451392 3457664 3497616 3661056 3667104 3716217 3889872 4080552 4190976 4445568 4663488 4889472 4954956 5186496 5440736 5780782 5927424 6120828 6217984 6519296 6606608 6915328 6995232 7322112 7334208 7432434 7779744 8161104 8381952 8671173 8891136 9326976 9778944 9909912 10372992 10881472 11561564 12241656 12435968 13213216 13830656 13990464 14668416 14864868 15559488 16322208 17342346 17782272 18653952 19557888 19819824 20745984 21762944 23123128 24483312 26013519 26426432 27980928 29336832 29729736 31118976 32644416 34684692 37307904 39639648 41491968 43525888 46246256 48966624 52027038 52852864 55961856 58673664 59459472 62237952 65288832 69369384 79279296 87051776 92492512 97933248 104054076 105705728 111923712 118918944 124475904 130577664 138738768 158558592 184985024 195866496 208108152 211411456 237837888 261155328 277477536 317117184 369970048 391732992 416216304 475675776 554955072 634234368 739940096 783465984 832432608 951351552 1109910144 1479880192 1664865216 1902703104 2219820288 3329730432 4439640576 6659460864 13318921728
- Sum of all divisors σ(n): 47156338944
- Sum of proper divisors (its aliquot sum) s(n): 33837417216
- 13318921728 is an abundant number, because the sum of its proper divisors (33837417216) is greater than itself. Its abundance is 20518495488
Bases of 13318921728
- Binary: 11000110011101111010011110000000002
- Hexadecimal: 0x319DE9E00
- Base-36: 649QPS0
Squares and roots of 13318921728
- 13318921728 squared (133189217282) is 177393675996590505984
- 13318921728 cubed (133189217283) is 2362692485640781344068811620352
-
The
square root of 13318921728 is 115407.6328844847 -
The
cube root of 13318921728 is 2370.4075526219
Scales and comparisons
How big is 13318921728?- 13,318,921,728 seconds is equal to 423 years, 26 weeks, 4 hours, 28 minutes, 48 seconds.
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To count from 1 to 13,318,921,728 would take you about eight hundred forty-seven 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 13318921728 cubic inches would be around 197.5 feet tall.
Recreational maths with 13318921728
- 13318921728 backwards is 82712981331
- The number of decimal digits it has is: 11
- The sum of 13318921728's digits is 45
- More coming soon!
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