161628634744327168

Names of 161628634744327168

• Cardinal: 161628634744327168 can be written as One hundred sixty-one quadrillion, six hundred twenty-eight trillion, six hundred thirty-four billion, seven hundred forty-four million, three hundred twenty-seven thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.61628634744327168 × 10¹⁷

Factors of 161628634744327168

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 30

Divisors of 161628634744327168

• Number of divisors d(n): 440
• Complete list of divisors:
  1 2 4 8 11 16 17 22 32 34 44 64 68 88 121 128 136 176 187 242 256 272 289 352 374 484 512 544 578 704 748 968 1024 1088 1156 1331 1408 1496 1936 2057 2176 2312 2662 2816 2992 3179 3872 4114 4352 4624 4913 5324 5632 5984 6358 7744 8228 8704 9248 9826 10648 11264 11968 12716 15488 16456 17408 18496 19652 21296 22627 23936 25432 30976 32912 34969 36992 39304 42592 45254 47872 50864 54043 61952 65824 69938 73984 78608 83521 85184 90508 95744 101728 108086 123904 131648 139876 147968 157216 167042 170368 181016 191488 203456 216172 263296 279752 295936 314432 334084 340736 362032 384659 406912 432344 526592 559504 594473 628864 668168 681472 724064 769318 813824 864688 918731 1053184 1119008 1188946 1257728 1336336 1362944 1419857 1448128 1538636 1627648 1729376 1837462 2106368 2238016 2377892 2515456 2672672 2839714 2896256 3077272 3255296 3458752 3674924 4476032 4755784 5030912 5345344 5679428 5792512 6154544 6539203 6917504 7349848 8952064 9511568 10106041 10690688 11358856 11585024 12309088 13078406 13835008 14699696 15618427 17904128 19023136 20212082 21381376 22717712 23170048 24137569 24618176 26156812 27670016 29399392 31236854 35808256 38046272 40424164 42762752 45435424 48275138 49236352 52313624 55340032 58798784 62473708 76092544 80848328 85525504 90870848 96550276 98472704 104627248 111166451 117597568 124947416 152185088 161696656 171802697 181741696 193100552 196945408 209254496 222332902 235195136 249894832 265513259 304370176 323393312 343605394 363483392 386201104 393890816 410338673 418508992 444665804 470390272 499789664 531026518 608740352 646786624 687210788 726966784 772402208 820677346 837017984 889331608 940780544 999579328 1062053036 1293573248 1374421576 1453933568 1544804416 1641354692 1674035968 1778663216 1889829667 1999158656 2124106072 2587146496 2748843152 2920645849 3089608832 3282709384 3348071936 3557326432 3779659334 3998317312 4248212144 4513725403 5174292992 5497686304 5841291698 6179217664 6565418768 6696143872 6975757441 7114652864 7559318668 7996634624 8496424288 9027450806 10348585984 10995372608 11682583396 12358435328 13130837536 13951514882 14229305728 15118637336 15993269248 16992848576 18054901612 21990745216 23365166792 24716870656 26261675072 27903029764 28458611456 30237274672 32127104339 33985697152 36109803224 43981490432 46730333584 49650979433 52523350144 55806059528 56917222912 60474549344 64254208678 67971394304 72219606448 76733331851 87962980864 93460667168 99301958866 105046700288 111612119056 113834445824 118587876497 120949098688 128508417356 135942788608 144439212896 153466663702 175925961728 186921334336 198603917732 210093400576 223224238112 237175752994 241898197376 257016834712 271885577216 288878425792 306933327404 373842668672 397207835464 420186801152 446448476224 474351505988 483796394752 514033669424 546160773763 577756851584 613866654808 747685337344 794415670928 844066650361 892896952448 948703011976 967592789504 1028067338848 1092321547526 1155513703168 1227733309616 1304466641467 1495370674688 1588831341856 1688133300722 1785793904896 1897406023952 1935185579008 2056134677696 2184643095052 2311027406336 2455466619232 2608933282934 2990741349376 3177662683712 3376266601444 3571587809792 3794812047904 4112269355392 4369286190104 4622054812672 4910933238464 5217866565868 6355325367424 6752533202888 7143175619584 7589624095808 8224538710784 8738572380208 9284733153971 9821866476928 10435733131736 12710650734848 13505066405776 14349133056137 15179248191616 16449077421568 17477144760416 18569466307942 19643732953856 20871466263472 25421301469696 27010132811552 28698266112274 30358496383232 32898154843136 34954289520832 37138932615884 39287465907712 41742932526944 50842602939392 54020265623104 57396532224548 60716992766464 69908579041664 74277865231768 78574931815424 83485865053888 108040531246208 114793064449096 121433985532928 139817158083328 148555730463536 157840463617507 166971730107776 216081062492416 229586128898192 279634316166656 297111460927072 315680927235014 333943460215552 432162124984832 459172257796384 559268632333312 594222921854144 631361854470028 667886920431104 864324249969664 918344515592768 1188445843708288 1262723708940056 1335773840862208 1836689031185536 2376891687416576 2525447417880112 3673378062371072 4753783374833152 5050894835760224 7346756124742144 9507566749666304 10101789671520448 14693512249484288 20203579343040896 40407158686081792 80814317372163584 161628634744327168
• Sum of all divisors σ(n): 377596665550860624
• Sum of proper divisors (its aliquot sum) s(n): 215968030806533456
• 161628634744327168 is an abundant number, because the sum of its proper divisors (215968030806533456) is greater than itself. Its abundance is 54339396062206288

Bases of 161628634744327168

• Binary: 1000111110001110000110001100001111011101111000110000000000₂
• Hexadecimal: 0x23E38630F778C00
• Base-36: 187GKHR338CG

Squares and roots of 161628634744327168

• 161628634744327168 squared (161628634744327168²) is 26123815569315123379879957022900224
• 161628634744327168 cubed (161628634744327168³) is 4222356644781001367494094022506706514231050876485632
• The square root of 161628634744327168 is 402030639.0616605331
• The cube root of 161628634744327168 is 544719.3063957491

Scales and comparisons

• 161,628,634,744,327,168 seconds is equal to 5,139,290,634 years, 35 weeks, 1 day, 7 hours, 19 minutes, 28 seconds.
• To count from 1 to 161,628,634,744,327,168 would take you about fifteen billion, four hundred seventeen million, eight hundred seventy-one thousand, nine hundred four 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 161628634744327168 cubic inches would be around 45393.3 feet tall.

Recreational maths with 161628634744327168

• 161628634744327168 backwards is 861723447436826161
• The number of decimal digits it has is: 18
• The sum of 161628634744327168's digits is 79
• More coming soon!