121396912

Names of 121396912

• Cardinal: 121396912 can be written as One hundred twenty-one million, three hundred ninety-six thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.21396912 × 10⁸

Factors of 121396912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 342

Divisors of 121396912

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 43 49 52 56 86 91 98 104 112 172 182 196 208 277 301 344 364 392 554 559 602 637 688 728 784 1108 1118 1204 1274 1456 1939 2107 2216 2236 2408 2548 3601 3878 3913 4214 4432 4472 4816 5096 7202 7756 7826 8428 8944 10192 11911 13573 14404 15512 15652 16856 23822 25207 27146 27391 28808 31024 31304 33712 47644 50414 54292 54782 57616 62608 83377 95288 100828 108584 109564 154843 166754 176449 190576 201656 217168 219128 309686 333508 352898 403312 438256 583639 619372 667016 705796 1083901 1167278 1238744 1334032 1411592 2167802 2334556 2477488 2823184 4335604 4669112 7587307 8671208 9338224 15174614 17342416 30349228 60698456 121396912
• Sum of all divisors σ(n): 302595216
• Sum of proper divisors (its aliquot sum) s(n): 181198304
• 121396912 is an abundant number, because the sum of its proper divisors (181198304) is greater than itself. Its abundance is 59801392

Bases of 121396912

• Binary: 111001111000101111010110000₂
• Hexadecimal: 0x73C5EB0
• Base-36: 209YGG

Squares and roots of 121396912

• 121396912 squared (121396912²) is 14737210243135744
• 121396912 cubed (121396912³) is 1789051815011448518422528
• The square root of 121396912 is 11018.0266835761
• The cube root of 121396912 is 495.1489698895

Scales and comparisons

• 121,396,912 seconds is equal to 3 years, 44 weeks, 5 days, 1 hour, 21 minutes, 52 seconds.
• To count from 1 to 121,396,912 would take you about five 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 121396912 cubic inches would be around 41.3 feet tall.

Recreational maths with 121396912

• 121396912 backwards is 219693121
• The number of decimal digits it has is: 9
• The sum of 121396912's digits is 34
• More coming soon!