142685286854616891

Names of 142685286854616891

• Cardinal: 142685286854616891 can be written as One hundred forty-two quadrillion, six hundred eighty-five trillion, two hundred eighty-six billion, eight hundred fifty-four million, six hundred sixteen thousand, eight hundred ninety-one.

Scientific notation

• Scientific notation: 1.42685286854616891 × 10¹⁷

Factors of 142685286854616891

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 100

Divisors of 142685286854616891

• Number of divisors d(n): 252
• Complete list of divisors:
  1 3 7 9 11 21 33 49 63 77 79 99 121 147 231 237 363 441 539 553 693 711 847 869 1089 1331 1617 1659 2541 2607 3871 3993 4851 4977 5929 6083 6241 7623 7821 9317 9559 11613 11979 17787 18249 18723 27951 28677 34839 42581 43687 53361 54747 56169 65219 66913 68651 83853 86031 105149 127743 131061 195657 200739 205953 305809 315447 383229 393183 468391 480557 493039 586971 602217 617859 736043 755161 917427 946341 1405173 1441671 1479117 2208129 2265483 2752281 3363899 3451273 4215519 4325013 4437351 5152301 5286127 5423429 6624387 6796449 8306771 10091697 10353819 15456903 15858381 16270287 24158911 24920313 30275091 31061457 37002889 37964003 38950081 46370709 47575143 48810861 58147397 59657719 72476733 74760939 111008667 113892009 116850243 174442191 178973157 217430199 265748021 272650567 333026001 341676027 350550729 407031779 417604033 428450891 523326573 536919471 656234909 797244063 817951701 1221095337 1252812099 1285352673 1908553969 1968704727 2391732189 2453855103 2923228231 2999156237 3077056399 3663286011 3758436297 3856058019 4593644363 4712959801 5725661907 5906114181 8769684693 8997468711 9231169197 13780933089 14138879403 17176985721 20994093659 21539394793 26309054079 26992406133 27693507591 32155510541 32990718607 33847620389 41342799267 42416638209 51842557811 62982280977 64618184379 96466531623 98972155821 101542861167 150775763551 155527673433 188946842931 193854553137 230935030249 236933342723 243087455521 289399594869 296916467463 304628583501 362897904677 372323824279 452327290653 466583020299 692805090747 710800028169 729262366563 1088693714031 1116971472837 1356981871959 1658533399061 1701612188647 2078415272241 2132400084507 2187787099689 2540285332739 2606266769953 2673962010731 3266081142093 3350914418511 4095562067069 4975600197183 5104836565941 7620855998217 7818800309859 8021886032193 11911285320529 12286686201207 14926800591549 15314509697823 18243867389671 18717734075117 22862567994651 23456400929577 24065658096579 28668934469483 29413582118041 35733855961587 36860058603621 54731602169013 56153202225351 86006803408449 88240746354123 107201567884761 131024138525819 164194806507039 168459606676053 200682541286381 205895074826287 258020410225347 264722239062369 323549403298451 393072415577457 602047623859143 617685224478861 970648209895353 1179217246732371 1441265523784009 1806142871577429 1853055673436583 2264845823089157 2911944629686059 4323796571352027 6794537469267471 12971389714056081 15853920761624099 20383612407802413 47561762284872297 142685286854616891
• Sum of all divisors σ(n): 267087966179485464
• Sum of proper divisors (its aliquot sum) s(n): 124402679324868573
• 142685286854616891 is a deficient number, because the sum of its proper divisors (124402679324868573) is less than itself. Its deficiency is 18282607529748318

Bases of 142685286854616891

• Binary: 111111010111010111000001100101101101001001110011100111011₂
• Hexadecimal: 0x1FAEB832DA4E73B
• Base-36: 130XPNVCAYWR

Squares and roots of 142685286854616891

• 142685286854616891 squared (142685286854616891²) is 20359091084784307755901682382505881
• 142685286854616891 cubed (142685286854616891³) is 2904942751531722326927032238564895726573614809435971
• The square root of 142685286854616891 is 377737060.4727803129
• The cube root of 142685286854616891 is 522548.2499091509
• Being both a perfect square and a perfect cube, 142685286854616891 is also a perfect sixth number.

Scales and comparisons

• 142,685,286,854,616,891 seconds is equal to 4,536,950,767 years, 21 weeks, 20 hours, 14 minutes, 51 seconds.
• To count from 1 to 142,685,286,854,616,891 would take you about thirteen billion, six hundred ten million, eight hundred fifty-two thousand, three hundred 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 142685286854616891 cubic inches would be around 43545.7 feet tall.

Recreational maths with 142685286854616891

• 142685286854616891 backwards is 198616458682586241
• The number of decimal digits it has is: 18
• The sum of 142685286854616891's digits is 90
• More coming soon!