161684954961642

Names of 161684954961642

• Cardinal: 161684954961642 can be written as One hundred sixty-one trillion, six hundred eighty-four billion, nine hundred fifty-four million, nine hundred sixty-one thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.61684954961642 × 10¹⁴

Factors of 161684954961642

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 525257

Divisors of 161684954961642

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 6 7 9 14 17 18 21 27 34 42 51 54 63 81 102 119 126 153 162 189 238 289 306 357 378 459 567 578 714 867 918 941 1071 1134 1377 1734 1882 2023 2142 2601 2754 2823 3213 4046 5202 5646 6069 6426 6587 7803 8469 9639 12138 13174 15606 15997 16938 18207 19278 19761 23409 25407 31994 36414 39522 46818 47991 50814 54621 59283 76221 95982 109242 111979 118566 143973 152442 163863 177849 223958 271949 287946 327726 335937 355698 431919 524287 533547 543898 671874 815847 863838 1007811 1048574 1067094 1295757 1572861 1631694 1903643 2015622 2447541 2591514 3023433 3145722 3670009 3807286 4718583 4895082 5710929 6046866 7340018 7342623 8912879 9070299 9437166 11010027 11421858 14155749 14685246 17132787 17825758 18140598 22020054 22027869 26738637 28311498 33030081 34265574 42467247 44055738 51398361 53477274 62390153 66060162 80215911 84934494 99090243 102796722 124780306 151518943 154195083 160431822 187170459 198180486 240647733 297270729 303037886 308390166 374340918 454556829 481295466 493354067 561511377 594541458 721943199 909113658 986708134 1060632601 1123022754 1363670487 1443886398 1480062201 1684534131 2121265202 2727340974 2960124402 3181897803 3369068262 3453478469 4091011461 4440186603 5053602393 6363795606 6906956938 8182022922 8387019139 8880373206 9545693409 10107204786 10360435407 12273034383 13320559809 16774038278 19091386818 20720870814 24546068766 25161057417 26641119618 28637080227 31081306221 39961679427 50322114834 57274160454 58709133973 62162612442 75483172251 79923358854 85911240681 93243918663 117418267946 142579325363 150966344502 171822481362 176127401919 186487837326 226449516753 279731755989 285158650726 352254803838 427737976089 452899033506 528382205757 559463511978 679348550259 855475952178 998055277541 1056764411514 1283213928267 1358697100518 1585146617271 1996110555082 2566427856534 2994165832623 3170293234542 3849641784801 4755439851813 5988331665246 7699283569602 8982497497869 9510879703626 11548925354403 17964994995738 23097850708806 26947492493607 53894984987214 80842477480821 161684954961642
• Sum of all divisors σ(n): 440307221004288
• Sum of proper divisors (its aliquot sum) s(n): 278622266042646
• 161684954961642 is an abundant number, because the sum of its proper divisors (278622266042646) is greater than itself. Its abundance is 116937311081004

Bases of 161684954961642

• Binary: 100100110000110100110110010011100101011011101010₂
• Hexadecimal: 0x930D364E56EA
• Base-36: 1LB91JLOMI

Squares and roots of 161684954961642

• 161684954961642 squared (161684954961642²) is 26142024660948201993691336164
• 161684954961642 cubed (161684954961642³) is 4226772079911544514736242839492200347421288
• The square root of 161684954961642 is 12715539.9005170835
• The cube root of 161684954961642 is 54478.2569004037

Scales and comparisons

• 161,684,954,961,642 seconds is equal to 5,141,081 years, 23 weeks, 9 hours, 20 minutes, 42 seconds.
• To count from 1 to 161,684,954,961,642 would take you about twelve million, eight hundred fifty-two thousand, seven hundred 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 161684954961642 cubic inches would be around 4539.9 feet tall.

Recreational maths with 161684954961642

• 161684954961642 backwards is 246169459486161
• The number of decimal digits it has is: 15
• The sum of 161684954961642's digits is 72
• More coming soon!