121396784012

Names of 121396784012

• Cardinal: 121396784012 can be written as One hundred twenty-one billion, three hundred ninety-six million, seven hundred eighty-four thousand and twelve.

Scientific notation

• Scientific notation: 1.21396784012 × 10¹¹

Factors of 121396784012

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 605

Divisors of 121396784012

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 14 23 28 46 49 73 92 98 146 151 161 196 292 302 322 343 349 511 604 644 686 698 1022 1057 1127 1372 1396 1679 2044 2114 2254 2443 3358 3473 3577 4228 4508 4886 6716 6946 7154 7399 7889 8027 9772 11023 11753 13892 14308 14798 15778 16054 17101 22046 23506 24311 25039 25477 29596 31556 32108 34202 44092 47012 48622 50078 50954 51793 52699 56189 68404 77161 82271 97244 100156 101908 103586 105398 112378 119707 154322 164542 170177 178339 207172 210796 224756 239414 253529 308644 329084 340354 356678 368893 393323 478828 507058 540127 575897 585971 680708 713356 737786 786646 1014116 1080254 1151794 1171942 1191239 1212077 1248373 1475572 1573292 1774703 2160508 2303588 2343884 2382478 2424154 2496746 2582251 2753261 3549406 3780889 3847027 4101797 4764956 4848308 4993492 5164502 5506522 7098812 7561778 7694054 8203594 8484539 8738611 10329004 11013044 12422921 15123556 15388108 16407188 16969078 17477222 18075757 24845842 26929189 28712579 33938156 34954444 36151514 49691684 53858378 57425158 59391773 72303028 86960447 88481621 107716756 114850316 118783546 173920894 176963242 188504323 200988053 237567092 347841788 353926484 377008646 401976106 415742411 619371347 754017292 803952212 831484822 1238742694 1319530261 1662969644 2477485388 2639060522 4335599429 5278121044 8671198858 17342397716 30349196003 60698392006 121396784012
• Sum of all divisors σ(n): 264552960000
• Sum of proper divisors (its aliquot sum) s(n): 143156175988
• 121396784012 is an abundant number, because the sum of its proper divisors (143156175988) is greater than itself. Its abundance is 21759391976

Bases of 121396784012

• Binary: 1110001000011110011111110101110001100₂
• Hexadecimal: 0x1C43CFEB8C
• Base-36: 1JROIE18

Squares and roots of 121396784012

• 121396784012 squared (121396784012²) is 14737179168456178816144
• 121396784012 cubed (121396784012³) is 1789046156459220503230283026689728
• The square root of 121396784012 is 348420.4127372563
• The cube root of 121396784012 is 4951.4879587863

Scales and comparisons

• 121,396,784,012 seconds is equal to 3,860 years, 2 weeks, 1 day, 8 hours, 53 minutes, 32 seconds.
• To count from 1 to 121,396,784,012 would take you about seven thousand, seven hundred twenty 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 121396784012 cubic inches would be around 412.6 feet tall.

Recreational maths with 121396784012

• 121396784012 backwards is 210487693121
• The number of decimal digits it has is: 12
• The sum of 121396784012's digits is 44
• More coming soon!