161388994624
161,388,994,624 is an even composite number composed of six prime numbers multiplied together.
161388994624 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 161388994624:
26 × 112 × 13 × 17 × 181 × 521
(2 × 2 × 2 × 2 × 2 × 2 × 11 × 11 × 13 × 17 × 181 × 521)See below for interesting mathematical facts about the number 161388994624 from the Numbermatics database.
Names of 161388994624
- Cardinal: 161388994624 can be written as One hundred sixty-one billion, three hundred eighty-eight million, nine hundred ninety-four thousand, six hundred twenty-four.
Scientific notation
- Scientific notation: 1.61388994624 × 1011
Factors of 161388994624
Divisors of 161388994624
- Number of divisors d(n): 336
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Complete list of divisors:
1 2 4 8 11 13 16 17 22 26 32 34 44 52 64 68 88 104 121 136 143 176 181 187 208 221 242 272 286 352 362 374 416 442 484 521 544 572 704 724 748 832 884 968 1042 1088 1144 1448 1496 1573 1768 1936 1991 2057 2084 2288 2353 2431 2896 2992 3077 3146 3536 3872 3982 4114 4168 4576 4706 4862 5731 5792 5984 6154 6292 6773 7072 7744 7964 8228 8336 8857 9152 9412 9724 11462 11584 11968 12308 12584 13546 14144 15928 16456 16672 17714 18824 19448 21901 22924 24616 25168 25883 26741 27092 31856 32912 33344 33847 35428 37648 38896 40001 43802 45848 49232 50336 51766 53482 54184 63041 63712 65824 67694 70856 74503 75296 77792 80002 87604 91696 94301 97427 98464 100672 103532 106964 108368 115141 126082 127424 131648 135388 141712 149006 150592 155584 160004 175208 183392 188602 194854 196928 207064 213928 216736 230282 252164 270776 283424 284713 298012 320008 350416 366784 372317 377204 389708 414128 427856 433472 440011 460564 504328 541552 566848 569426 596024 640016 700832 744634 754408 779416 819533 828256 855712 880022 921128 1008656 1037311 1071697 1083104 1138852 1192048 1225913 1266551 1280032 1401664 1489268 1508816 1558832 1603117 1639066 1656512 1711424 1760044 1842256 2017312 2074622 2143394 2166208 2277704 2384096 2451826 2533102 2560064 2978536 3017632 3117664 3206234 3278132 3520088 3684512 4034624 4149244 4286788 4555408 4768192 4840121 4903652 5066204 5957072 6035264 6235328 6412468 6556264 7040176 7369024 8298488 8573576 9110816 9680242 9807304 10132408 11410421 11914144 12824936 13112528 13485043 13932061 14080352 16596976 17147152 17634287 18221632 19360484 19614608 20264816 20840521 22820842 23828288 25649872 26225056 26970086 27864122 28160704 33193952 34294304 35268574 38720968 39229216 40529632 41681042 45641684 51299744 52450112 53940172 55728244 66387904 68588608 70537148 77441936 78458432 81059264 83362084 91283368 102599488 107880344 111456488 141074296 148335473 154883872 166724168 182566736 193977157 215760688 222912976 229245731 282148592 296670946 309767744 333448336 365133472 387954314 431521376 445825952 458491462 564297184 593341892 666896672 730266944 775908628 863042752 891651904 916982924 1128594368 1186683784 1333793344 1551817256 1833965848 2373367568 2521703041 3103634512 3667931696 4746735136 5043406082 6207269024 7335863392 9493470272 10086812164 12414538048 14671726784 20173624328 40347248656 80694497312 161388994624
- Sum of all divisors σ(n): 404387566128
- Sum of proper divisors (its aliquot sum) s(n): 242998571504
- 161388994624 is an abundant number, because the sum of its proper divisors (242998571504) is greater than itself. Its abundance is 81609576880
Bases of 161388994624
- Binary: 100101100100111000100010100000010000002
- Hexadecimal: 0x259388A040
- Base-36: 2252U98G
Squares and roots of 161388994624
- 161388994624 squared (1613889946242) is 26046407585745500901376
- 161388994624 cubed (1613889946243) is 4203603533830393464004358418202624
-
The
square root of 161388994624 is 401732.4913720571 -
The
cube root of 161388994624 is 5444.4996227597
Scales and comparisons
How big is 161388994624?- 161,388,994,624 seconds is equal to 5,131 years, 34 weeks, 6 days, 4 hours, 17 minutes, 4 seconds.
-
To count from 1 to 161,388,994,624 would take you about ten thousand, two hundred sixty-three 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 161388994624 cubic inches would be around 453.7 feet tall.
Recreational maths with 161388994624
- 161388994624 backwards is 426499883161
- The number of decimal digits it has is: 12
- The sum of 161388994624's digits is 61
- More coming soon!
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The information we have on file for 161388994624 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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