18164572272
18,164,572,272 is an even composite number composed of five prime numbers multiplied together.
18164572272 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 18164572272:
24 × 33 × 7 × 113 × 4513
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 7 × 11 × 11 × 11 × 4513)See below for interesting mathematical facts about the number 18164572272 from the Numbermatics database.
Names of 18164572272
- Cardinal: 18164572272 can be written as Eighteen billion, one hundred sixty-four million, five hundred seventy-two thousand, two hundred seventy-two.
Scientific notation
- Scientific notation: 1.8164572272 × 1010
Factors of 18164572272
Divisors of 18164572272
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 27 28 33 36 42 44 48 54 56 63 66 72 77 84 88 99 108 112 121 126 132 144 154 168 176 189 198 216 231 242 252 264 297 308 336 363 378 396 432 462 484 504 528 594 616 693 726 756 792 847 924 968 1008 1089 1188 1232 1331 1386 1452 1512 1584 1694 1848 1936 2079 2178 2376 2541 2662 2772 2904 3024 3267 3388 3696 3993 4158 4356 4513 4752 5082 5324 5544 5808 6534 6776 7623 7986 8316 8712 9026 9317 10164 10648 11088 11979 13068 13539 13552 15246 15972 16632 17424 18052 18634 20328 21296 22869 23958 26136 27078 27951 30492 31591 31944 33264 35937 36104 37268 40617 40656 45738 47916 49643 52272 54156 55902 60984 63182 63888 71874 72208 74536 81234 83853 91476 94773 95832 99286 108312 111804 121851 121968 126364 143748 148929 149072 162468 167706 182952 189546 191664 198572 216624 223608 243702 251559 252728 284319 287496 297858 324936 335412 347501 365904 379092 397144 446787 447216 487404 503118 505456 546073 568638 574992 595716 649872 670824 695002 758184 794288 852957 893574 974808 1006236 1042503 1092146 1137276 1191432 1340361 1341648 1390004 1516368 1638219 1705914 1787148 1949616 2012472 2085006 2184292 2274552 2382864 2680722 2780008 3127509 3276438 3411828 3574296 3822511 4024944 4170012 4368584 4549104 4914657 5361444 5560016 6006803 6255018 6552876 6823656 7148592 7645022 8340024 8737168 9382527 9829314 10722888 11467533 12013606 12510036 13105752 13647312 14743971 15290044 16680048 18020409 18765054 19658628 21445776 22935066 24027212 25020072 26211504 29487942 30580088 34402599 36040818 37530108 39317256 42047621 45870132 48054424 50040144 54061227 58975884 61160176 68805198 72081636 75060216 78634512 84095242 91740264 96108848 103207797 108122454 117951768 126142863 137610396 144163272 150120432 162183681 168190484 183480528 206415594 216244908 235903536 252285726 275220792 288326544 324367362 336380968 378428589 412831188 432489816 504571452 550441584 648734724 672761936 756857178 825662376 864979632 1009142904 1135285767 1297469448 1513714356 1651324752 2018285808 2270571534 2594938896 3027428712 4541143068 6054857424 9082286136 18164572272
- Sum of all divisors σ(n): 65556280320
- Sum of proper divisors (its aliquot sum) s(n): 47391708048
- 18164572272 is an abundant number, because the sum of its proper divisors (47391708048) is greater than itself. Its abundance is 29227135776
Bases of 18164572272
- Binary: 100001110101011000101100000011100002
- Hexadecimal: 0x43AB16070
- Base-36: 8CEPTO0
Squares and roots of 18164572272
- 18164572272 squared (181645722722) is 329951685824711241984
- 18164572272 cubed (181645722723) is 5993431243431205278549248667648
-
The
square root of 18164572272 is 134776.0077758649 -
The
cube root of 18164572272 is 2628.7042377783
Scales and comparisons
How big is 18164572272?- 18,164,572,272 seconds is equal to 577 years, 30 weeks, 2 hours, 31 minutes, 12 seconds.
-
To count from 1 to 18,164,572,272 would take you about one thousand, one hundred fifty-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 18164572272 cubic inches would be around 219.1 feet tall.
Recreational maths with 18164572272
- 18164572272 backwards is 27227546181
- The number of decimal digits it has is: 11
- The sum of 18164572272's digits is 45
- More coming soon!
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