161490629421
161,490,629,421 is an odd composite number composed of three prime numbers multiplied together.
161490629421 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 161490629421:
33 × 112 × 3673
(3 × 3 × 3 × 11 × 11 × 367 × 367 × 367)See below for interesting mathematical facts about the number 161490629421 from the Numbermatics database.
Names of 161490629421
- Cardinal: 161490629421 can be written as One hundred sixty-one billion, four hundred ninety million, six hundred twenty-nine thousand, four hundred twenty-one.
Scientific notation
- Scientific notation: 1.61490629421 × 1011
Factors of 161490629421
Divisors of 161490629421
- Number of divisors d(n): 48
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Complete list of divisors:
1 3 9 11 27 33 99 121 297 363 367 1089 1101 3267 3303 4037 9909 12111 36333 44407 108999 133221 134689 399663 404067 1198989 1212201 1481579 3636603 4444737 13334211 16297369 40002633 48892107 49430863 146676321 148292589 440028963 444877767 543739493 1334633301 1631218479 4893655437 5981134423 14680966311 17943403269 53830209807 161490629421
- Sum of all divisors σ(n): 263690694400
- Sum of proper divisors (its aliquot sum) s(n): 102200064979
- 161490629421 is a deficient number, because the sum of its proper divisors (102200064979) is less than itself. Its deficiency is 59290564442
Bases of 161490629421
- Binary: 100101100110011001011101110011001011012
- Hexadecimal: 0x259997732D
- Base-36: 226RCN59
Squares and roots of 161490629421
- 161490629421 squared (1614906294212) is 26079223390790750795241
- 161490629421 cubed (1614906294213) is 4211550200189664200828625381385461
-
The
square root of 161490629421 is 401858.9670780037 -
The
cube root of 161490629421 is 5445.6422750167
Scales and comparisons
How big is 161490629421?- 161,490,629,421 seconds is equal to 5,134 years, 46 weeks, 6 days, 12 hours, 10 minutes, 21 seconds.
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To count from 1 to 161,490,629,421 would take you about ten thousand, two hundred sixty-nine 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 161490629421 cubic inches would be around 453.8 feet tall.
Recreational maths with 161490629421
- 161490629421 backwards is 124926094161
- The number of decimal digits it has is: 12
- The sum of 161490629421's digits is 45
- More coming soon!
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