121152921885821440

Names of 121152921885821440

• Cardinal: 121152921885821440 can be written as One hundred twenty-one quadrillion, one hundred fifty-two trillion, nine hundred twenty-one billion, eight hundred eighty-five million, eight hundred twenty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.2115292188582144 × 10¹⁷

Factors of 121152921885821440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 146423

Divisors of 121152921885821440

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 47 64 80 94 128 160 188 235 256 320 376 470 512 640 752 940 1280 1504 1880 2209 2560 3008 3760 4418 6016 7520 8836 11045 12032 15040 17672 22090 24064 30080 35344 44180 60160 70688 88360 120320 141376 146369 176720 282752 292738 353440 565504 585476 706880 731845 1131008 1170952 1413760 1463690 2341904 2827520 2927380 4683808 5655040 5854760 6879343 9367616 11709520 13758686 18735232 23419040 27517372 34396715 37470464 46838080 55034744 68793430 74940928 93676160 110069488 137586860 187352320 220138976 275173720 323329121 374704640 440277952 550347440 646658242 880555904 1100694880 1293316484 1616645605 1761111808 2201389760 2586632968 3233291210 3522223616 4402779520 5173265936 6466582420 8805559040 10346531872 12933164840 17611118080 20693063744 21423884161 25866329680 41386127488 42847768322 51732659360 82772254976 85695536644 103465318720 107119420805 165544509952 171391073288 206930637440 214238841610 342782146576 413861274880 428477683220 685564293152 827722549760 856955366440 1006922555567 1371128586304 1713910732880 2013845111134 2742257172608 3427821465760 4027690222268 5034612777835 5484514345216 6855642931520 8055380444536 10069225555670 10969028690432 13711285863040 16110760889072 20138451111340 27422571726080 32221521778144 40276902222680 47325360111649 54845143452160 64443043556288 80553804445360 94650720223298 128886087112576 161107608890720 189301440446596 236626800558245 257772174225152 322215217781440 378602880893192 473253601116490 515544348450304 644430435562880 757205761786384 946507202232980 1288860871125760 1514411523572768 1893014404465960 2577721742251520 3028823047145536 3786028808931920 6057646094291072 7572057617863840 12115292188582144 15144115235727680 24230584377164288 30288230471455360 60576460942910720 121152921885821440
• Sum of all divisors σ(n): 296797078544170446
• Sum of proper divisors (its aliquot sum) s(n): 175644156658349006
• 121152921885821440 is an abundant number, because the sum of its proper divisors (175644156658349006) is greater than itself. Its abundance is 54491234772527566

Bases of 121152921885821440

• Binary: 110101110011010111111000011001000100000010100101000000000₂
• Hexadecimal: 0x1AE6BF0C8814A00
• Base-36: X4X4JYN2LTS

Squares and roots of 121152921885821440

• 121152921885821440 squared (121152921885821440²) is 14678030481471951665532103563673600
• 121152921885821440 cubed (121152921885821440³) is 1778286280359477421311406909985612475588080041984000
• The square root of 121152921885821440 is 348070282.9685715069
• The cube root of 121152921885821440 is 494817.0216270945

Scales and comparisons

• 121,152,921,885,821,440 seconds is equal to 3,852,288,165 years, 19 weeks, 4 days, 10 minutes, 40 seconds.
• To count from 1 to 121,152,921,885,821,440 would take you about eleven billion, five hundred fifty-six million, eight hundred sixty-four thousand, four hundred ninety-six 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 121152921885821440 cubic inches would be around 41234.8 feet tall.

Recreational maths with 121152921885821440

• 121152921885821440 backwards is 044128588129251121
• 121152921885821440 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 121152921885821440's digits is 64
• More coming soon!