149971082121

Names of 149971082121

• Cardinal: 149971082121 can be written as One hundred forty-nine billion, nine hundred seventy-one million, eighty-two thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.49971082121 × 10¹¹

Factors of 149971082121

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 693

Divisors of 149971082121

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 147 189 243 441 567 683 729 1323 1701 2049 2187 3969 4781 5103 6147 6561 11907 14343 15309 18441 33467 35721 43029 45927 55323 100401 107163 129087 165969 301203 321489 387261 466489 497907 903609 1161783 1399467 1493721 2710827 3265423 3485349 4198401 4481163 8132481 9796269 10456047 12595203 22857961 24397443 29388807 31368141 37785609 68573883 73192329 88166421 113356827 205721649 219576987 264499263 340070481 617164947 793497789 1020211443 1851494841 2380493367 3060634329 5554484523 7141480101 16663453569 21424440303 49990360707 149971082121
• Sum of all divisors σ(n): 262054621101
• Sum of proper divisors (its aliquot sum) s(n): 112083538980
• 149971082121 is a deficient number, because the sum of its proper divisors (112083538980) is less than itself. Its deficiency is 37887543141

Bases of 149971082121

• Binary: 10001011101010111110010001101110001001₂
• Hexadecimal: 0x22EAF91B89
• Base-36: 1WW8WRK9

Squares and roots of 149971082121

• 149971082121 squared (149971082121²) is 22491325472543725858641
• 149971082121 cubed (149971082121³) is 3373048419452994241509560648457561
• 149971082121 is a perfect square number. Its square root is 387261
• The cube root of 149971082121 is 5312.9513813921

Scales and comparisons

• 149,971,082,121 seconds is equal to 4,768 years, 32 weeks, 9 hours, 55 minutes, 21 seconds.
• To count from 1 to 149,971,082,121 would take you about nine thousand, five hundred thirty-seven 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 149971082121 cubic inches would be around 442.7 feet tall.

Recreational maths with 149971082121

• 149971082121 backwards is 121280179941
• The number of decimal digits it has is: 12
• The sum of 149971082121's digits is 45
• More coming soon!