121920670448

Names of 121920670448

• Cardinal: 121920670448 can be written as One hundred twenty-one billion, nine hundred twenty million, six hundred seventy thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 1.21920670448 × 10¹¹

Factors of 121920670448

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1387771

Divisors of 121920670448

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 16 17 19 34 38 68 76 136 152 272 289 304 323 578 646 1156 1292 2312 2584 4624 5168 5491 10982 21964 43928 87856 1387733 2775466 5550932 11101864 22203728 23591461 26366927 47182922 52733854 94365844 105467708 188731688 210935416 377463376 401054837 421870832 448237759 802109674 896475518 1604219348 1792951036 3208438696 3585902072 6416877392 7171804144 7620041903 15240083806 30480167612 60960335224 121920670448
• Sum of all divisors σ(n): 264141289560
• Sum of proper divisors (its aliquot sum) s(n): 142220619112
• 121920670448 is an abundant number, because the sum of its proper divisors (142220619112) is greater than itself. Its abundance is 20299948664

Bases of 121920670448

• Binary: 1110001100011000010011100101011110000₂
• Hexadecimal: 0x1C6309CAF0
• Base-36: 1K0CF3E8

Squares and roots of 121920670448

• 121920670448 squared (121920670448²) is 14864649882489820520704
• 121920670448 cubed (121920670448³) is 1812308079647943333419420144955392
• The square root of 121920670448 is 349171.4055417483
• The cube root of 121920670448 is 4958.6004339015

Scales and comparisons

• 121,920,670,448 seconds is equal to 3,876 years, 36 weeks, 2 days, 20 hours, 54 minutes, 8 seconds.
• To count from 1 to 121,920,670,448 would take you about seven thousand, seven hundred fifty-three 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 121920670448 cubic inches would be around 413.2 feet tall.

Recreational maths with 121920670448

• 121920670448 backwards is 844076029121
• The number of decimal digits it has is: 12
• The sum of 121920670448's digits is 44
• More coming soon!