161344438164

Names of 161344438164

• Cardinal: 161344438164 can be written as One hundred sixty-one billion, three hundred forty-four million, four hundred thirty-eight thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 1.61344438164 × 10¹¹

Factors of 161344438164

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3905

Divisors of 161344438164

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 27 28 29 36 39 42 49 52 54 58 63 78 81 84 87 91 98 108 116 117 126 147 156 162 174 182 189 196 203 234 252 261 273 294 324 343 348 351 364 377 378 406 441 468 522 546 567 588 609 637 686 702 754 756 783 812 819 882 1029 1044 1053 1092 1131 1134 1218 1274 1323 1372 1404 1421 1508 1566 1638 1764 1827 1911 2058 2106 2262 2268 2349 2436 2457 2548 2639 2646 2842 3087 3132 3276 3393 3654 3822 3851 3969 4116 4212 4263 4459 4524 4698 4914 5278 5292 5481 5684 5733 6174 6786 7308 7371 7644 7702 7917 7938 8526 8918 9261 9396 9828 9947 10179 10556 10962 11466 11553 12348 12789 13377 13572 14742 15404 15834 15876 16443 17052 17199 17836 18473 18522 19894 20358 21924 22932 23106 23751 25578 26754 26957 27783 29484 29841 30537 31668 32886 34398 34659 36946 37044 38367 39788 40131 40716 46212 47502 50063 51156 51597 53508 53914 55419 55566 59682 61074 65772 68796 69318 71253 73892 76734 80262 80871 89523 95004 100126 103194 103977 107828 110838 111132 111679 115101 119364 120393 122148 129311 138636 142506 150189 153468 160524 161742 166257 179046 188699 200252 206388 207954 213759 221676 223358 230202 240786 242613 258622 268569 285012 300378 311931 323484 332514 335037 350441 358092 361179 377398 387933 415908 427518 446716 450567 460404 481572 485226 498771 517244 537138 566097 600756 623862 665028 670074 700882 722358 727839 754796 775866 781753 805707 855036 901134 970452 997542 1005111 1051323 1074276 1132194 1163799 1247724 1320893 1340148 1351701 1401764 1444716 1451827 1455678 1496313 1551732 1563506 1611414 1698291 1802268 1995084 2010222 2102646 2183517 2264388 2327598 2345259 2453087 2641786 2703402 2903654 2911356 2992626 3015333 3127012 3153969 3222828 3396582 3491397 3962679 4020444 4055103 4205292 4355481 4367034 4655196 4690518 4906174 5094873 5283572 5406804 5472271 5807308 5985252 6030666 6307938 6793164 6982794 7035777 7359261 7925358 8110206 8710962 8734068 9045999 9381036 9461907 9812348 10162789 10189746 10474191 10944542 11888037 12061332 12615876 13066443 13965588 14071554 14718522 15284619 15850716 16220412 16416813 17171609 17421924 18091998 18923814 20325578 20379492 20948382 21107331 21889084 22077783 23776074 26132886 28143108 28385721 29437044 30488367 30569238 32833626 34343218 35664111 36183996 37847628 38305897 39199329 40651156 41896764 42214662 44155566 47552148 49250439 51514827 52265772 56771442 60976734 61138476 63321993 65667252 66233349 68686436 71139523 71328222 76611794 78398658 84429324 88311132 91465101 98500878 103029654 106992333 113542884 114917691 117597987 121953468 126643986 132466698 142279046 142656444 147751317 153223588 154544481 156797316 182930202 197001756 198700047 206059308 213418569 213984666 229835382 235195974 253287972 264933396 274395303 284558092 295502634 309088962 344753073 365860404 397400094 426837138 427969332 443253951 459670764 463633443 470391948 497976661 548790606 591005268 618177924 640255707 689506146 794800188 823185909 853674276 886507902 927266886 995953322 1034259219 1097581212 1280511414 1379012292 1390900329 1493929983 1646371818 1773015804 1854533772 1920767121 1991906644 2068518438 2561022828 2781800658 2987859966 3102777657 3292743636 3841534242 4137036876 4481789949 5563601316 5762301363 5975719932 6205555314 7683068484 8963579898 11524602726 12411110628 13445369847 17927159796 23049205452 26890739694 40336109541 53781479388 80672219082 161344438164
• Sum of all divisors σ(n): 548124192000
• Sum of proper divisors (its aliquot sum) s(n): 386779753836
• 161344438164 is an abundant number, because the sum of its proper divisors (386779753836) is greater than itself. Its abundance is 225435315672

Bases of 161344438164

• Binary: 10010110010000111000001011111110010100₂
• Hexadecimal: 0x2590E0BF94
• Base-36: 224CB990

Squares and roots of 161344438164

• 161344438164 squared (161344438164²) is 26032027726456819690896
• 161344438164 cubed (161344438164³) is 4200122887794845851433867265754944
• The square root of 161344438164 is 401677.0321589225
• The cube root of 161344438164 is 5443.9985353957

Scales and comparisons

• 161,344,438,164 seconds is equal to 5,130 years, 13 weeks, 1 day, 11 hours, 29 minutes, 24 seconds.
• To count from 1 to 161,344,438,164 would take you about ten thousand, two hundred sixty 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 161344438164 cubic inches would be around 453.7 feet tall.

Recreational maths with 161344438164

• 161344438164 backwards is 461834443161
• The number of decimal digits it has is: 12
• The sum of 161344438164's digits is 45
• More coming soon!