121402708847920

Names of 121402708847920

• Cardinal: 121402708847920 can be written as One hundred twenty-one trillion, four hundred two billion, seven hundred eight million, eight hundred forty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.2140270884792 × 10¹⁴

Factors of 121402708847920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2558407

Divisors of 121402708847920

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 934499 1623901 1868998 3247802 3737996 4672495 6495604 7475992 8119505 9344990 12991208 14951984 16239010 18689980 25982416 32478020 37379960 64956040 74759920 129912080 1517533860599 3035067721198 6070135442396 7587669302995 12140270884792 15175338605990 24280541769584 30350677211980 60701354423960 121402708847920
• Sum of all divisors σ(n): 282261773934000
• Sum of proper divisors (its aliquot sum) s(n): 160859065086080
• 121402708847920 is an abundant number, because the sum of its proper divisors (160859065086080) is greater than itself. Its abundance is 39456356238160

Bases of 121402708847920

• Binary: 11011100110101001000101010101011110110100110000₂
• Hexadecimal: 0x6E6A4555ED30
• Base-36: 1717MUBMLS

Squares and roots of 121402708847920

• 121402708847920 squared (121402708847920²) is 14738617715612833053688326400
• 121402708847920 cubed (121402708847920³) is 1789308115349340545692105615831296921088000
• The square root of 121402708847920 is 11018289.7424201003
• The cube root of 121402708847920 is 49515.6851082815

Scales and comparisons

• 121,402,708,847,920 seconds is equal to 3,860,230 years, 32 weeks, 23 hours, 58 minutes, 40 seconds.
• To count from 1 to 121,402,708,847,920 would take you about nine million, six hundred fifty thousand, five hundred seventy-six 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 121402708847920 cubic inches would be around 4126.3 feet tall.

Recreational maths with 121402708847920

• 121402708847920 backwards is 029748807204121
• The number of decimal digits it has is: 15
• The sum of 121402708847920's digits is 55
• More coming soon!