121855378909258033

Names of 121855378909258033

• Cardinal: 121855378909258033 can be written as One hundred twenty-one quadrillion, eight hundred fifty-five trillion, three hundred seventy-eight billion, nine hundred nine million, two hundred fifty-eight thousand and thirty-three.

Scientific notation

• Scientific notation: 1.21855378909258033 × 10¹⁷

Factors of 121855378909258033

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 540894

Divisors of 121855378909258033

• Number of divisors d(n): 64
• Complete list of divisors:
  1 13 19 61 247 793 1159 3691 4111 15067 47983 53443 70129 78109 225151 250771 532999 911677 1015417 2926963 3260023 4277869 4764649 6928987 10126981 15173701 32512939 55612297 61940437 131650753 197258113 288300319 422668207 617745841 925595761 1967299309 2191158889 3747904147 8030695933 12032744893 17586319459 25574891017 28485065557 37378686871 41632018891 120005257849 133660692229 228622152967 485922929323 541216245583 1560068352037 1737588998977 2280099899131 2539553152351 8087567459299 29641298688703 33014190980563 105138376970887 153663781726681 493341615017239 1997629162446853 6413440995224107 9373490685327541 121855378909258033
• Sum of all divisors σ(n): 140472634731520000
• Sum of proper divisors (its aliquot sum) s(n): 18617255822261967
• 121855378909258033 is a deficient number, because the sum of its proper divisors (18617255822261967) is less than itself. Its deficiency is 103238123086996066

Bases of 121855378909258033

• Binary: 110110000111010101101001001001101110110110110000100110001₂
• Hexadecimal: 0x1B0EAD24DDB6131
• Base-36: XBU4K9HX92P

Squares and roots of 121855378909258033

• 121855378909258033 squared (121855378909258033²) is 14848733369118847448253118575029089
• 121855378909258033 cubed (121855378909258033³) is 1809398031016520778477685377664690882737354381921937
• The square root of 121855378909258033 is 349077898.0532254107
• The cube root of 121855378909258033 is 495771.5124732271

Scales and comparisons

• 121,855,378,909,258,033 seconds is equal to 3,874,624,125 years, 45 weeks, 5 days, 2 hours, 47 minutes, 13 seconds.
• To count from 1 to 121,855,378,909,258,033 would take you about eleven billion, six hundred twenty-three million, eight hundred seventy-two thousand, three hundred seventy-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 121855378909258033 cubic inches would be around 41314.3 feet tall.

Recreational maths with 121855378909258033

• 121855378909258033 backwards is 330852909873558121
• The number of decimal digits it has is: 18
• The sum of 121855378909258033's digits is 79
• More coming soon!