120198127161

Names of 120198127161

• Cardinal: 120198127161 can be written as One hundred twenty billion, one hundred ninety-eight million, one hundred twenty-seven thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 1.20198127161 × 10¹¹

Factors of 120198127161

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4351

Divisors of 120198127161

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 19 21 57 61 133 183 361 399 427 1083 1159 1281 2527 3477 3721 4261 7581 8113 11163 12783 22021 24339 26047 29827 66063 70699 78141 80959 89481 154147 212097 242877 259921 462441 494893 566713 779763 1343281 1484679 1538221 1700139 1819447 4029843 4614663 4938499 5458341 9402967 10767547 14815497 15855181 28208901 32302641 34569493 47565543 93831481 103708479 110986267 281494443 301248439 332958801 656820367 903745317 1970461101 2108739073 5723720341 6326217219 17171161023 40066042387 120198127161
• Sum of all divisors σ(n): 196573396032
• Sum of proper divisors (its aliquot sum) s(n): 76375268871
• 120198127161 is a deficient number, because the sum of its proper divisors (76375268871) is less than itself. Its deficiency is 43822858290

Bases of 120198127161

• Binary: 1101111111100010111011101111000111001₂
• Hexadecimal: 0x1BFC5DDE39
• Base-36: 1J7UV0HL

Squares and roots of 120198127161

• 120198127161 squared (120198127161²) is 14447589773011925919921
• 120198127161 cubed (120198127161³) is 1736573232706450597692176261074281
• The square root of 120198127161 is 346696.0154962845
• The cube root of 120198127161 is 4935.1372315917

Scales and comparisons

• 120,198,127,161 seconds is equal to 3,821 years, 48 weeks, 2 days, 39 minutes, 21 seconds.
• To count from 1 to 120,198,127,161 would take you about seven thousand, six hundred forty-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 120198127161 cubic inches would be around 411.3 feet tall.

Recreational maths with 120198127161

• 120198127161 backwards is 161721891021
• The number of decimal digits it has is: 12
• The sum of 120198127161's digits is 39
• More coming soon!