18918475504392192

Names of 18918475504392192

• Cardinal: 18918475504392192 can be written as Eighteen quadrillion, nine hundred eighteen trillion, four hundred seventy-five billion, five hundred four million, three hundred ninety-two thousand, one hundred ninety-two.

Scientific notation

• Scientific notation: 1.8918475504392192 × 10¹⁶

Factors of 18918475504392192

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 137

Divisors of 18918475504392192

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 59 64 73 96 118 128 146 177 192 219 236 256 292 354 384 438 472 512 584 708 768 876 944 1024 1168 1416 1536 1752 1888 2048 2336 2832 3072 3481 3504 3776 4307 4672 5664 6144 6962 7008 7552 8614 9344 10443 11328 12921 13924 14016 15104 17228 18688 20886 22656 25842 27848 28032 30208 34456 37376 41772 45312 51684 55696 56064 60416 68912 74752 83544 90624 103368 111392 112128 120832 137824 149504 167088 181248 205379 206736 222784 224256 254113 275648 334176 362496 410758 413472 445568 448512 508226 551296 616137 668352 762339 821516 826944 891136 1016452 1102592 1232274 1336704 1524678 1643032 1653888 1782272 2032904 2205184 2464548 2673408 3049356 3286064 3307776 3564544 4065808 4410368 4929096 5346816 6098712 6572128 6615552 7129088 8131616 8820736 9858192 10693632 12117361 12197424 13144256 13231104 14992667 16263232 19716384 21387264 24234722 24394848 26288512 26462208 29985334 32526464 36352083 39432768 44978001 48469444 48789696 52577024 59970668 65052928 72704166 78865536 89956002 96938888 97579392 105154048 119941336 130105856 145408332 157731072 179912004 193877776 195158784 210308096 239882672 260211712 290816664 315462144 359824008 387755552 390317568 420616192 479765344 520423424 581633328 630924288 714924299 719648016 775511104 780635136 884567353 959530688 1163266656 1261848576 1429848598 1439296032 1551022208 1561270272 1769134706 1919061376 2144772897 2326533312 2653702059 2859697196 2878592064 3102044416 3538269412 3838122752 4289545794 4653066624 5307404118 5719394392 5757184128 6204088832 7076538824 7676245504 8579091588 9306133248 10614808236 11438788784 11514368256 12408177664 14153077648 15352491008 17158183176 18612266496 21229616472 22877577568 23028736512 24816355328 28306155296 30704982016 34316366352 37224532992 42180533641 42459232944 45755155136 46057473024 52189473827 56612310592 68632732704 74449065984 84361067282 84918465888 91510310272 92114946048 104378947654 113224621184 126541600923 137265465408 156568421481 168722134564 169836931776 183020620544 208757895308 226449242368 253083201846 274530930816 313136842962 337444269128 339673863552 366041241088 417515790616 452898484736 506166403692 549061861632 626273685924 674888538256 679347727104 732082482176 835031581232 905796969472 1012332807384 1098123723264 1252547371848 1349777076512 1358695454208 1464164964352 1670063162464 1811593938944 2024665614768 2196247446528 2505094743696 2699554153024 2717390908416 3079178955793 3340126324928 4049331229536 4392494893056 5010189487392 5399108306048 5434781816832 6158357911586 6680252649856 8098662459072 9237536867379 10020378974784 10798216612096 12316715823172 13360505299712 16197324918144 18475073734758 20040757949568 21596433224192 24633431646344 26721010599424 32394649836288 36950147469516 40081515899136 43192866448384 49266863292688 53442021198848 64789299672576 73900294939032 80163031798272 86385732896768 98533726585376 106884042397696 129578599345152 147800589878064 160326063596544 197067453170752 259157198690304 295601179756128 320652127193088 394134906341504 591202359512256 788269812683008 1182404719024512 1576539625366016 2364809438049024 3153079250732032 4729618876098048 6306158501464064 9459237752196096 18918475504392192
• Sum of all divisors σ(n): 52009383409958520
• Sum of proper divisors (its aliquot sum) s(n): 33090907905566328
• 18918475504392192 is an abundant number, because the sum of its proper divisors (33090907905566328) is greater than itself. Its abundance is 14172432401174136

Bases of 18918475504392192

• Binary: 1000011001101100100000011010100001000011001100000000000₂
• Hexadecimal: 0x433640D4219800
• Base-36: 56A1FNYR3EO

Squares and roots of 18918475504392192

• 18918475504392192 squared (18918475504392192²) is 357908715410287403505883350564864
• 18918475504392192 cubed (18918475504392192³) is 6771087265297998487740009324898603550116191141888
• The square root of 18918475504392192 is 137544449.1951317969
• The cube root of 18918475504392192 is 266457.9684161257

Scales and comparisons

• 18,918,475,504,392,192 seconds is equal to 601,549,002 years, 18 weeks, 2 days, 9 hours, 23 minutes, 12 seconds.
• To count from 1 to 18,918,475,504,392,192 would take you about one billion, eight hundred four million, six hundred forty-seven thousand and seven 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 18918475504392192 cubic inches would be around 22204.8 feet tall.

Recreational maths with 18918475504392192

• 18918475504392192 backwards is 29129340557481981
• The number of decimal digits it has is: 17
• The sum of 18918475504392192's digits is 78
• More coming soon!