149491972321068800

Names of 149491972321068800

• Cardinal: 149491972321068800 can be written as One hundred forty-nine quadrillion, four hundred ninety-one trillion, nine hundred seventy-two billion, three hundred twenty-one million, sixty-eight thousand, eight hundred.

Scientific notation

• Scientific notation: 1.494919723210688 × 10¹⁷

Factors of 149491972321068800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 143

Divisors of 149491972321068800

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 47 50 64 80 89 94 100 128 160 178 188 200 235 256 320 356 376 400 445 470 640 712 752 800 890 940 1175 1280 1424 1504 1600 1780 1880 2225 2350 2848 3008 3200 3560 3760 4183 4450 4700 5696 6016 6400 7120 7520 7921 8366 8900 9400 11392 12032 14240 15040 15842 16732 17800 18800 20915 22784 28480 30080 31684 33464 35600 37600 39605 41830 56960 60160 63368 66928 71200 75200 79210 83660 104575 113920 126736 133856 142400 150400 158420 167320 198025 209150 253472 267712 284800 300800 316840 334640 372287 396050 418300 506944 535424 569600 633680 669280 704969 744574 792100 836600 1013888 1070848 1267360 1338560 1409938 1489148 1584200 1673200 1861435 2027776 2534720 2677120 2819876 2978296 3168400 3346400 3524845 3722870 5069440 5354240 5639752 5956592 6336800 6692800 7049690 7445740 9307175 10138880 11279504 11913184 12673600 13385600 14099380 14891480 17624225 18614350 22559008 23826368 25347200 26771200 28198760 29782960 33133543 35248450 37228700 45118016 47652736 50694400 56397520 59565920 62742241 66267086 70496900 74457400 90236032 95305472 112795040 119131840 125484482 132534172 140993800 148914800 165667715 180472064 225590080 238263680 250968964 265068344 281987600 297829600 313711205 331335430 451180160 476527360 501937928 530136688 563975200 595659200 627422410 662670860 828338575 902360320 1003875856 1060273376 1127950400 1191318400 1254844820 1325341720 1568556025 1656677150 2007751712 2120546752 2255900800 2382636800 2509689640 2650683440 2948885327 3137112050 3313354300 4015503424 4241093504 4511801600 5019379280 5301366880 5584059449 5897770654 6274224100 6626708600 8031006848 8482187008 10038758560 10602733760 11168118898 11795541308 12548448200 13253417200 14744426635 16062013696 20077517120 21205467520 22336237796 23591082616 25096896400 26506834400 27920297245 29488853270 40155034240 42410935040 44672475592 47182165232 50193792800 53013668800 55840594490 58977706540 73722133175 80310068480 89344951184 94364330464 100387585600 106027337600 111681188980 117955413080 139601486225 147444266350 178689902368 188728660928 200775171200 212054675200 223362377960 235910826160 262450794103 279202972450 294888532700 357379804736 377457321856 401550342400 446724755920 471821652320 496981290961 524901588206 558405944900 589777065400 714759609472 754914643712 893449511840 943643304640 993962581922 1049803176412 1116811889800 1179554130800 1312253970515 1429519218944 1786899023680 1887286609280 1987925163844 2099606352824 2233623779600 2359108261600 2484906454805 2624507941030 3573798047360 3774573218560 3975850327688 4199212705648 4467247559200 4718216523200 4969812909610 5249015882060 6561269852575 7147596094720 7951700655376 8398425411296 8934495118400 9436433046400 9939625819220 10498031764120 12424532274025 13122539705150 15903401310752 16796850822592 17868990236800 18872866092800 19879251638440 20996063528240 23358120675167 24849064548050 26245079410300 31806802621504 33593701645184 35737980473600 39758503276880 41992127056480 46716241350334 49698129096100 52490158820600 63613605243008 67187403290368 79517006553760 83984254112960 93432482700668 99396258192200 104980317641200 116790603375835 127227210486016 159034013107520 167968508225920 186864965401336 198792516384400 209960635282400 233581206751670 318068026215040 335937016451840 373729930802672 397585032768800 419921270564800 467162413503340 583953016879175 636136052430080 747459861605344 795170065537600 839842541129600 934324827006680 1167906033758350 1494919723210688 1590340131075200 1679685082259200 1868649654013360 2335812067516700 2989839446421376 3180680262150400 3737299308026720 4671624135033400 5979678892842752 7474598616053440 9343248270066800 14949197232106880 18686496540133600 29898394464213760 37372993080267200 74745986160534400 149491972321068800
• Sum of all divisors σ(n): 382182859680032208
• Sum of proper divisors (its aliquot sum) s(n): 232690887358963408
• 149491972321068800 is an abundant number, because the sum of its proper divisors (232690887358963408) is greater than itself. Its abundance is 83198915037894608

Bases of 149491972321068800

• Binary: 1000010011000110100010100000100010111110000100011100000000₂
• Hexadecimal: 0x2131A2822F84700
• Base-36: 14VYHC07MARK

Squares and roots of 149491972321068800

• 149491972321068800 squared (149491972321068800²) is 22347849788443200222432374333440000
• 149491972321068800 cubed (149491972321068800³) is 3340824142009354125397966439324226652068380672000000
• The square root of 149491972321068800 is 386641917.4392098941
• The cube root of 149491972321068800 is 530728.7617125319
• Being both a perfect square and a perfect cube, 149491972321068800 is also a perfect sixth number.

Scales and comparisons

• 149,491,972,321,068,800 seconds is equal to 4,753,382,310 years, 40 weeks, 3 days, 11 hours, 33 minutes, 20 seconds.
• To count from 1 to 149,491,972,321,068,800 would take you about fourteen billion, two hundred sixty million, one hundred forty-six thousand, nine hundred thirty-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 149491972321068800 cubic inches would be around 44227.4 feet tall.

Recreational maths with 149491972321068800

• 149491972321068800 backwards is 008860123279194941
• The number of decimal digits it has is: 18
• The sum of 149491972321068800's digits is 74
• More coming soon!