121683797378

Names of 121683797378

• Cardinal: 121683797378 can be written as One hundred twenty-one billion, six hundred eighty-three million, seven hundred ninety-seven thousand, three hundred seventy-eight.

Scientific notation

• Scientific notation: 1.21683797378 × 10¹¹

Factors of 121683797378

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 66

Divisors of 121683797378

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 11 13 17 22 23 26 34 46 121 143 187 221 242 253 286 289 299 374 391 442 506 529 578 598 782 1058 1331 1573 2057 2431 2662 2783 3146 3179 3289 3757 4114 4301 4862 5083 5566 5819 6358 6578 6647 6877 7514 8602 8993 10166 11638 12167 13294 13754 17303 17986 22627 24334 26741 30613 34606 34969 36179 41327 45254 47311 53482 55913 61226 64009 69938 72358 73117 75647 82654 86411 94622 98923 111826 116909 128018 133837 146234 151294 152881 158171 172822 197846 206839 233818 267674 294151 305762 316342 384659 397969 413678 454597 520421 588302 615043 704099 769318 795938 804287 832117 909194 950521 1040842 1088153 1230086 1285999 1408198 1472207 1608574 1664234 1681691 1739881 1901042 1987453 2176306 2275229 2571998 2688907 2944414 3363382 3479762 3516263 3974906 4550458 5000567 5377814 6765473 7032526 8847157 9153287 10001134 10455731 11969683 13530946 14145989 16194277 17694314 18306574 18498601 19138691 20911462 21861983 23939366 25027519 28291978 29577977 32388554 36997202 38277382 38678893 43723966 45711419 50055038 59155954 77357786 91422838 115013041 155605879 203484611 210525601 230026082 240481813 275302709 311211758 325357747 406969222 421051202 425467823 480963626 502825609 550605418 650715494 850935646 1005651218 2645299943 3578935217 4680146053 5290599886 5531081699 7157870434 9360292106 11062163398 60841898689 121683797378
• Sum of all divisors σ(n): 240113099520
• Sum of proper divisors (its aliquot sum) s(n): 118429302142
• 121683797378 is a deficient number, because the sum of its proper divisors (118429302142) is less than itself. Its deficiency is 3254495236

Bases of 121683797378

• Binary: 1110001010100111010110110010110000010₂
• Hexadecimal: 0x1C54EB6582
• Base-36: 1JWFE2YQ

Squares and roots of 121683797378

• 121683797378 squared (121683797378²) is 14806946544330159674884
• 121683797378 cubed (121683797378³) is 1801765483087148444612971011654152
• The square root of 121683797378 is 348832.0475214397
• The cube root of 121683797378 is 4955.3870865455

Scales and comparisons

• 121,683,797,378 seconds is equal to 3,869 years, 8 weeks, 5 days, 6 hours, 49 minutes, 38 seconds.
• To count from 1 to 121,683,797,378 would take you about seven thousand, seven hundred thirty-eight 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 121683797378 cubic inches would be around 412.9 feet tall.

Recreational maths with 121683797378

• 121683797378 backwards is 873797386121
• The number of decimal digits it has is: 12
• The sum of 121683797378's digits is 62
• More coming soon!