161442329215818

Names of 161442329215818

• Cardinal: 161442329215818 can be written as One hundred sixty-one trillion, four hundred forty-two billion, three hundred twenty-nine million, two hundred fifteen thousand, eight hundred eighteen.

Scientific notation

• Scientific notation: 1.61442329215818 × 10¹⁴

Factors of 161442329215818

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1146

Divisors of 161442329215818

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 6 7 14 21 31 42 62 71 79 93 142 151 158 186 213 217 237 281 302 426 434 453 474 497 521 553 562 651 843 906 994 1042 1057 1106 1302 1491 1563 1659 1686 1967 2114 2201 2449 2982 3126 3171 3318 3647 3934 4402 4681 4898 5609 5901 6342 6603 7294 7347 8711 9362 10721 10941 11218 11802 11929 13206 14043 14694 15407 16151 16827 17143 17422 19951 21442 21882 22199 23858 26133 28086 30814 32163 32302 32767 33654 34286 35787 36991 39263 39902 41159 42431 44398 46221 48453 51429 52266 59853 60977 64326 65534 66597 71574 73982 75047 78526 78671 82318 83503 84862 92442 96906 98301 102858 110973 113057 117789 119706 121954 123477 127293 133194 139657 146401 150094 155393 157342 167006 173879 182931 196602 221946 225141 226114 235578 236013 246954 250509 254586 258937 279314 288113 292802 297017 310786 332351 339171 347758 365862 369799 418971 439203 450282 466179 472026 501018 517874 521637 550697 576226 594034 618481 664702 678342 688169 739598 776811 837942 846959 864339 878406 891051 932358 997053 1024807 1043274 1101394 1109397 1146721 1217153 1236962 1275929 1315361 1376338 1553622 1576129 1652091 1693918 1728678 1782102 1855443 1994106 2049614 2064507 2218794 2293442 2326457 2434306 2438801 2540877 2551858 2588593 2630722 2922289 3012601 3074421 3152258 3304182 3352049 3440163 3651459 3710886 3827787 3946083 4129014 4329367 4538431 4652914 4728387 4817183 4877602 5081754 5177186 5585641 5844578 5928713 6025202 6148842 6215009 6704098 6880326 6979371 7302918 7316403 7655574 7765779 7892166 8027047 8658734 8766867 8931503 9037803 9076862 9207527 9456774 9634366 10056147 10394471 11032903 11171282 11565679 11857426 12430018 12988101 13615293 13958742 14451549 14632806 15531558 16054094 16756923 17071607 17533734 17786139 17863006 18075606 18415054 18645027 20112294 20456023 20788942 21088207 22065806 22106551 23131358 23464343 24081141 25976202 26255729 26794509 27230586 27622581 28903098 31183413 31769017 33098709 33513846 34143214 34697037 35572278 37290054 39099487 40912046 42176414 43505063 44213102 46928686 48162282 48859999 51214821 52511458 53589018 55245162 61368069 62366826 63264621 63538034 66197418 66319653 69394074 70393029 72761297 78198974 78767187 80959753 87010126 90590959 93390631 95307051 97719998 102429642 103913519 117298461 122736138 126529242 130515189 132639306 140786058 145522594 146579997 154745857 157534374 161919506 173154871 181181918 183790103 186781262 190614102 192665279 207827038 218283891 234596922 237995479 242879259 261030378 271772877 280171893 293159994 309491714 311740557 322228601 342019993 346309742 358536049 367580206 385330558 436567782 441265639 464237571 475990958 485758518 519464613 543545754 551370309 560343786 577995837 623481114 634136713 644457202 653734417 684039986 685303081 713986437 717072098 727394633 821163209 882531278 928475142 966685803 1026059979 1038929226 1075608147 1102740618 1155991674 1212084097 1268273426 1307468834 1323796917 1348656953 1370606162 1427972874 1454789266 1569565121 1642326418 1665968353 1746417529 1902410139 1933371606 1961203251 2052119958 2055909243 2151216294 2182183899 2255600207 2424168194 2463489627 2509752343 2647593834 2697313906 3088859473 3139130242 3331936706 3492835058 3636252291 3804820278 3922406502 4045970859 4111818486 4364367798 4511200414 4708695363 4797121567 4926979254 4997905059 5019504686 5239252587 5748142463 6177718946 6766800621 7272504582 7377859849 7529257029 8091941718 9266578419 9417390726 9594243134 9995810118 10478505174 10986955847 11496284926 12224922703 13533601242 13679234809 14391364701 14755719698 15058514058 17244427389 18533156838 21973911694 22133579547 24449845406 25456059479 27358469618 28782729402 32960867541 34488854778 36674768109 41037704427 44267159094 48656518751 50912118958 51645018943 54138943399 65921735082 73349536218 76368178437 82075408854 95754643663 97313037502 103290037886 108277886798 123995644559 145969556253 152736356874 154935056829 162416830197 178192416353 191509287326 247991289118 287263930989 291939112506 309870113658 324833660394 340595631257 356384832706 371986933677 378972603793 534577249059 574527861978 681191262514 743973867354 757945207586 867969511913 1021786893771 1069154498118 1136917811379 1735939023826 2043573787542 2273835622758 2603908535739 3843864981329 5207817071478 7687729962658 11531594943987 23063189887974 26907054869303 53814109738606 80721164607909 161442329215818
• Sum of all divisors σ(n): 395919501557760
• Sum of proper divisors (its aliquot sum) s(n): 234477172341942
• 161442329215818 is an abundant number, because the sum of its proper divisors (234477172341942) is greater than itself. Its abundance is 73034843126124

Bases of 161442329215818

• Binary: 100100101101010010111000101011110100001101001010₂
• Hexadecimal: 0x92D4B8AF434A
• Base-36: 1L85KYHWZU

Squares and roots of 161442329215818

• 161442329215818 squared (161442329215818²) is 26063625662628562166821409124
• 161442329215818 cubed (161442329215818³) is 4207772434783922901390105845759472670323432
• The square root of 161442329215818 is 12705995.7978829035
• The cube root of 161442329215818 is 54450.9930880405

Scales and comparisons

• 161,442,329,215,818 seconds is equal to 5,133,366 years, 36 weeks, 1 day, 50 minutes, 18 seconds.
• To count from 1 to 161,442,329,215,818 would take you about twelve million, eight hundred thirty-three thousand, four hundred sixteen 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 161442329215818 cubic inches would be around 4537.6 feet tall.

Recreational maths with 161442329215818

• 161442329215818 backwards is 818512923244161
• The number of decimal digits it has is: 15
• The sum of 161442329215818's digits is 57
• More coming soon!