161684949426

Names of 161684949426

• Cardinal: 161684949426 can be written as One hundred sixty-one billion, six hundred eighty-four million, nine hundred forty-nine thousand, four hundred twenty-six.

Scientific notation

• Scientific notation: 1.61684949426 × 10¹¹

Factors of 161684949426

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 554

Divisors of 161684949426

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 6 7 11 13 14 17 21 22 26 33 34 37 39 42 51 66 74 77 78 91 102 111 119 127 143 154 182 187 221 222 231 238 254 259 273 286 337 357 374 381 407 429 442 462 481 518 546 561 629 663 674 714 762 777 814 858 889 962 1001 1011 1122 1221 1258 1309 1326 1397 1443 1547 1554 1651 1778 1887 2002 2022 2159 2359 2431 2442 2618 2667 2794 2849 2886 3003 3094 3302 3367 3707 3774 3927 4191 4318 4381 4403 4641 4699 4718 4862 4953 5291 5334 5698 5729 6006 6477 6734 6919 7077 7293 7414 7854 8177 8382 8547 8762 8806 9282 9398 9779 9906 10101 10582 11121 11458 11557 12469 12954 13143 13209 13838 14097 14154 14586 15113 15873 16354 17017 17094 17187 18161 19558 20202 20757 22242 23114 23749 24531 24938 25949 26286 26418 28067 28194 29337 30226 30667 31746 32893 34034 34374 34671 36322 37037 37407 40103 41514 42799 45339 47498 48191 48433 49062 51051 51689 51898 54483 56134 57239 58674 61087 61334 63019 65786 69342 71247 74074 74477 74814 77847 79883 80206 84201 85598 87283 89947 90678 92001 96382 96866 98679 102102 103378 108966 111111 114478 120309 122174 126038 127127 128397 137159 142494 144573 145299 148954 155067 155694 159766 162097 166243 168402 171717 174566 179894 183261 184002 189057 196469 197358 211973 222222 223431 239649 240618 254254 256794 261849 269841 274318 289146 290598 299593 308737 310134 324194 332486 337337 343434 361823 366522 378114 381381 392938 411477 423946 427609 441133 446862 470789 479298 486291 498729 521339 523698 539682 556387 559181 589407 599186 617474 629629 635919 671957 674674 723646 727583 762762 819247 822954 855218 878713 882266 898779 926211 941578 960113 972582 997458 1012011 1038479 1042678 1085469 1112774 1118362 1134679 1178814 1259258 1271838 1282827 1323399 1343914 1412367 1455166 1483811 1564017 1583563 1638494 1669161 1677543 1757426 1783067 1797558 1852422 1888887 1920226 2015871 2024022 2076958 2161159 2170938 2182749 2269358 2331703 2457741 2565654 2636139 2646798 2755649 2824734 2880339 2967622 3115437 3128034 3167126 3295523 3338322 3355086 3404037 3566134 3777774 3894709 4031742 4322318 4365498 4451433 4663406 4703699 4750689 4915482 5093081 5272278 5349201 5511298 5734729 5760678 6120257 6150991 6230874 6483477 6591046 6808074 6995109 7269353 7789418 8003413 8266947 8902866 9407398 9458579 9501378 9886569 10186162 10698402 11084941 11423269 11469458 11684127 12240514 12301982 12481469 12966954 13990218 14111097 14538706 15279243 16006826 16321921 16533894 17204187 17419193 18360771 18452973 18917158 19289543 19773138 20586319 21808059 22169882 22846538 23368254 24010239 24962938 26920571 28222194 28375737 30312139 30558486 32643842 33254823 34269807 34408374 34838386 36721542 36905946 37444407 38579086 41172638 42841799 43616118 48020478 48965763 52257579 53841142 56023891 56751474 57868629 60624278 61758957 66210053 66509646 68539614 74888814 79962883 80761713 85683598 90936417 97931526 104044369 104515158 112047782 115737258 121934351 123517914 128525397 132420106 144104233 159925766 161523426 168071673 181872834 188443997 198630159 208088738 212184973 226449509 239888649 243868702 257050794 288208466 296126281 312133107 336143346 349967423 365803053 376887994 397260318 424369946 432312699 452899018 479777298 565331991 592252562 624266214 636554919 679348527 699934846 728310583 731606106 864625398 888378843 1049902269 1130663982 1273109838 1358697054 1456621166 1585146563 1776757686 2072883967 2099804538 2184931749 2449771961 3170293126 3849641653 4145767934 4369863498 4755439689 4899543922 6218651901 7349315883 7699283306 9510879378 11548924959 12437303802 14698631766 23097849918 26947491571 53894983142 80842474713 161684949426
• Sum of all divisors σ(n): 477269065728
• Sum of proper divisors (its aliquot sum) s(n): 315584116302
• 161684949426 is an abundant number, because the sum of its proper divisors (315584116302) is greater than itself. Its abundance is 153899166876

Bases of 161684949426

• Binary: 10010110100101001011001000100110110010₂
• Hexadecimal: 0x25A52C89B2
• Base-36: 229Z1LF6

Squares and roots of 161684949426

• 161684949426 squared (161684949426²) is 26142022870888177729476
• 161684949426 cubed (161684949426³) is 4226771645772890343891626569480776
• The square root of 161684949426 is 402100.6707604453
• The cube root of 161684949426 is 5447.8256278675

Scales and comparisons

• 161,684,949,426 seconds is equal to 5,141 years, 4 weeks, 1 day, 13 hours, 57 minutes, 6 seconds.
• To count from 1 to 161,684,949,426 would take you about ten thousand, two hundred eighty-two 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 161684949426 cubic inches would be around 454 feet tall.

Recreational maths with 161684949426

• 161684949426 backwards is 624949486161
• The number of decimal digits it has is: 12
• The sum of 161684949426's digits is 60
• More coming soon!