121321819108

Names of 121321819108

• Cardinal: 121321819108 can be written as One hundred twenty-one billion, three hundred twenty-one million, eight hundred nineteen thousand, one hundred eight.

Scientific notation

• Scientific notation: 1.21321819108 × 10¹¹

Factors of 121321819108

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5137

Divisors of 121321819108

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 14 28 31 37 49 62 74 98 109 124 148 196 217 218 259 434 436 518 763 868 1036 1147 1519 1526 1813 2294 3038 3052 3379 3626 4033 4588 4951 5341 6076 6758 7252 8029 8066 9902 10682 13516 16058 16132 19804 21364 23653 28231 32116 34657 47306 56203 56462 69314 94612 112406 112924 125023 138628 153481 165571 183187 197617 224812 242599 250046 306962 331142 366374 395234 485198 500092 539659 613924 662284 732748 790468 875161 970396 1074367 1079318 1282309 1750322 2148734 2158636 2564618 3500644 3777613 4297468 5129236 5678797 6126127 7520569 7555226 8976163 11357594 12252254 15041138 15110452 16729429 17952326 19967383 22715188 24504508 26443291 30082276 33458858 35904652 39751579 39934766 52886582 66917716 79503158 79869532 105773164 117106003 139771681 159006316 234212006 278261053 279543362 468424012 556522106 559086724 618988873 819742021 978401767 1113044212 1237977746 1639484042 1956803534 2475955492 3278968084 3913607068 4332922111 8665844222 17331688444 30330454777 60660909554 121321819108
• Sum of all divisors σ(n): 264289428480
• Sum of proper divisors (its aliquot sum) s(n): 142967609372
• 121321819108 is an abundant number, because the sum of its proper divisors (142967609372) is greater than itself. Its abundance is 21645790264

Bases of 121321819108

• Binary: 1110000111111010110000000101111100100₂
• Hexadecimal: 0x1C3F580BE4
• Base-36: 1JQFVMQS

Squares and roots of 121321819108

• 121321819108 squared (121321819108²) is 14718983791674273915664
• 121321819108 cubed (121321819108³) is 1785733889027090216453430655707712
• The square root of 121321819108 is 348312.8178921929
• The cube root of 121321819108 is 4950.4685351555

Scales and comparisons

• 121,321,819,108 seconds is equal to 3,857 years, 34 weeks, 1 day, 17 hours, 18 minutes, 28 seconds.
• To count from 1 to 121,321,819,108 would take you about seven thousand, seven hundred fifteen 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 121321819108 cubic inches would be around 412.5 feet tall.

Recreational maths with 121321819108

• 121321819108 backwards is 801918123121
• 121321819108 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121321819108's digits is 37
• More coming soon!