121388843632968072

Names of 121388843632968072

• Cardinal: 121388843632968072 can be written as One hundred twenty-one quadrillion, three hundred eighty-eight trillion, eight hundred forty-three billion, six hundred thirty-two million, nine hundred sixty-eight thousand and seventy-two.

Scientific notation

• Scientific notation: 1.21388843632968072 × 10¹⁷

Factors of 121388843632968072

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 11801

Divisors of 121388843632968072

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 49 54 56 63 72 84 98 108 126 147 168 189 196 216 252 294 343 378 392 441 504 588 686 756 882 1029 1176 1323 1372 1512 1764 2058 2646 2744 3087 3528 4116 5292 6174 8232 9261 10584 11789 12348 18522 23578 24696 35367 37044 47156 70734 74088 82523 94312 106101 141468 165046 212202 247569 282936 318303 330092 424404 495138 577661 636606 660184 742707 848808 990276 1155322 1273212 1485414 1732983 1980552 2228121 2310644 2546424 2970828 3465966 4043627 4456242 4621288 5198949 5941656 6931932 8087254 8912484 10397898 12130881 13863864 15596847 16174508 17824968 20795796 24261762 31193694 32349016 36392643 41591592 48523524 62387388 72785286 97047048 109177929 124774776 138980521 145570572 218355858 277961042 291141144 416941563 436711716 555922084 833883126 873423432 972863647 1111844168 1250824689 1667766252 1945727294 2501649378 2918590941 3335532504 3752474067 3891454588 5003298756 5837181882 6810045529 7504948134 7782909176 8755772823 10006597512 11674363764 13620091058 15009896268 17511545646 20430136587 23348727528 26267318469 27240182116 30019792536 35023091292 40860273174 47670318703 52534636938 54480364232 61290409761 70046182584 81720546348 95340637406 105069273876 122580819522 143010956109 163441092696 183871229283 190681274812 210138547752 245161639044 286021912218 367742458566 381362549624 429032868327 490323278088 572043824436 735484917132 858065736654 1144087648872 1287098604981 1470969834264 1716131473308 2574197209962 3432262946616 5148394419924 10296788839848
• Sum of all divisors σ(n): 121411904998768224
• Sum of proper divisors (its aliquot sum) s(n): 23061365800152
• 121388843632968072 is a deficient number, because the sum of its proper divisors (23061365800152) is less than itself. Its deficiency is 121365782267167920

Bases of 121388843632968072

• Binary: 110101111010000101000001010011000011100000100000110001000₂
• Hexadecimal: 0x1AF428298704188
• Base-36: X78R4X005U0

Squares and roots of 121388843632968072

• 121388843632968072 squared (121388843632968072²) is 14735251358549173232689972171397184
• 121388843632968072 cubed (121388843632968072³) is 1788695123055405940179056397877880918281041102709248
• The square root of 121388843632968072 is 348409017.7262466781
• 121388843632968072 is a perfect cube number. Its cube root is 495138

Scales and comparisons

• 121,388,843,632,968,072 seconds is equal to 3,859,789,747 years, 9 weeks, 3 days, 4 hours, 1 minute, 12 seconds.
• To count from 1 to 121,388,843,632,968,072 would take you about eleven billion, five hundred seventy-nine million, three hundred sixty-nine thousand, two hundred forty-one 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 121388843632968072 cubic inches would be around 41261.5 feet tall.

Recreational maths with 121388843632968072

• 121388843632968072 backwards is 270869236348883121
• The number of decimal digits it has is: 18
• The sum of 121388843632968072's digits is 81
• More coming soon!