998738139
998,738,139 is an odd composite number composed of four prime numbers multiplied together.
What does the number 998738139 look like?
This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.
998738139 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.
Prime factorization of 998738139:
3 × 73 × 487 × 1993
(3 × 7 × 7 × 7 × 487 × 1993)See below for interesting mathematical facts about the number 998738139 from the Numbermatics database.
Names of 998738139
- Cardinal: 998738139 can be written as Nine hundred ninety-eight million, seven hundred thirty-eight thousand, one hundred thirty-nine.
Scientific notation
- Scientific notation: 9.98738139 × 108
Factors of 998738139
Divisors of 998738139
- Number of divisors d(n): 32
- Complete list of divisors:
- Sum of all divisors σ(n): 1556915200
- Sum of proper divisors (its aliquot sum) s(n): 558177061
- 998738139 is a deficient number, because the sum of its proper divisors (558177061) is less than itself. Its deficiency is 440561078
Bases of 998738139
- Binary: 1110111000011110001000110110112
- Hexadecimal: 0x3B8788DB
- Base-36: GIMFA3
Squares and roots of 998738139
- 998738139 squared (9987381392) is 997477870293183321
- 998738139 cubed (9987381393) is 996219191870297294401379619
-
The
square root of 998738139 is 31602.8185293653 -
The
cube root of 998738139 is 999.5792026211
Scales and comparisons
How big is 998738139?- 998,738,139 seconds is equal to 31 years, 39 weeks, 2 days, 11 hours, 15 minutes, 39 seconds.
-
To count from 1 to 998,738,139 would take you about forty-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 998738139 cubic inches would be around 83.3 feet tall.
Recreational maths with 998738139
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