121541705816

Names of 121541705816

• Cardinal: 121541705816 can be written as One hundred twenty-one billion, five hundred forty-one million, seven hundred five thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.21541705816 × 10¹¹

Factors of 121541705816

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7097

Divisors of 121541705816

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 23 29 37 46 58 74 89 92 116 148 178 184 232 296 356 667 712 851 1073 1334 1702 2047 2146 2581 2668 3293 3404 4094 4292 5162 5336 6586 6808 6917 8188 8584 10324 13172 13834 16376 20648 24679 26344 27668 49358 55336 59363 75739 95497 98716 118726 151478 159091 190994 197432 200593 237452 255929 302956 318182 381988 401186 474904 511858 605912 615613 636364 763976 802372 1023716 1231226 1272728 1604744 2047432 2196431 2462452 4392862 4613639 4924904 5886367 7421941 8785724 9227278 11772734 14159099 14843882 17571448 17852777 18454556 22777681 23545468 28318198 29687764 35705554 36909112 45555362 47090936 56636396 59375528 71411108 91110724 113272792 142822216 170704643 182221448 341409286 410613871 523886663 660552749 682818572 821227742 1047773326 1321105498 1365637144 1642455484 2095546652 2642210996 3284910968 4191093304 5284421992 15192713227 30385426454 60770852908 121541705816
• Sum of all divisors σ(n): 255523248000
• Sum of proper divisors (its aliquot sum) s(n): 133981542184
• 121541705816 is an abundant number, because the sum of its proper divisors (133981542184) is greater than itself. Its abundance is 12439836368

Bases of 121541705816

• Binary: 1110001001100011100110100000001011000₂
• Hexadecimal: 0x1C4C734058
• Base-36: 1JU2SKEW

Squares and roots of 121541705816

• 121541705816 squared (121541705816²) is 14772386252663088225856
• 121541705816 cubed (121541705816³) is 1795461024121499715709043316778496
• The square root of 121541705816 is 348628.3204445675
• The cube root of 121541705816 is 4953.4575145627

Scales and comparisons

• 121,541,705,816 seconds is equal to 3,864 years, 33 weeks, 5 days, 16 hours, 56 minutes, 56 seconds.
• To count from 1 to 121,541,705,816 would take you about seven thousand, seven hundred twenty-nine 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 121541705816 cubic inches would be around 412.8 feet tall.

Recreational maths with 121541705816

• 121541705816 backwards is 618507145121
• The number of decimal digits it has is: 12
• The sum of 121541705816's digits is 41
• More coming soon!