428537988
428,537,988 is an even composite number composed of four prime numbers multiplied together.
428537988 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.
Prime factorization of 428537988:
22 × 32 × 29 × 410477
(2 × 2 × 3 × 3 × 29 × 410477)See below for interesting mathematical facts about the number 428537988 from the Numbermatics database.
Names of 428537988
- Cardinal: 428537988 can be written as Four hundred twenty-eight million, five hundred thirty-seven thousand, nine hundred eighty-eight.
Scientific notation
- Scientific notation: 4.28537988 × 108
Factors of 428537988
Divisors of 428537988
- Number of divisors d(n): 36
- Complete list of divisors:
- Sum of all divisors σ(n): 1120604940
- Sum of proper divisors (its aliquot sum) s(n): 692066952
- 428537988 is an abundant number, because the sum of its proper divisors (692066952) is greater than itself. Its abundance is 263528964
Bases of 428537988
- Binary: 110011000101011111000100001002
- Hexadecimal: 0x198AF884
- Base-36: 735210
Squares and roots of 428537988
- 428537988 squared (4285379882) is 183644807159088144
- 428537988 cubed (4285379883) is 78698776166603629144414272
-
The
square root of 428537988 is 20701.1590979829 -
The
cube root of 428537988 is 753.9278309487
Scales and comparisons
How big is 428537988?- 428,537,988 seconds is equal to 13 years, 32 weeks, 3 days, 22 hours, 19 minutes, 48 seconds.
-
To count from 1 to 428,537,988 would take you about twenty 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 428537988 cubic inches would be around 62.8 feet tall.
Recreational maths with 428537988
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