398980992
398,980,992 is an even composite number composed of four prime numbers multiplied together.
398980992 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 398980992:
27 × 3 × 61 × 17033
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 61 × 17033)See below for interesting mathematical facts about the number 398980992 from the Numbermatics database.
Names of 398980992
- Cardinal: 398980992 can be written as Three hundred ninety-eight million, nine hundred eighty thousand, nine hundred ninety-two.
Scientific notation
- Scientific notation: 3.98980992 × 108
Factors of 398980992
Divisors of 398980992
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 3 4 6 8 12 16 24 32 48 61 64 96 122 128 183 192 244 366 384 488 732 976 1464 1952 2928 3904 5856 7808 11712 17033 23424 34066 51099 68132 102198 136264 204396 272528 408792 545056 817584 1039013 1090112 1635168 2078026 2180224 3117039 3270336 4156052 6234078 6540672 8312104 12468156 16624208 24936312 33248416 49872624 66496832 99745248 132993664 199490496 398980992
- Sum of all divisors σ(n): 1077230160
- Sum of proper divisors (its aliquot sum) s(n): 678249168
- 398980992 is an abundant number, because the sum of its proper divisors (678249168) is greater than itself. Its abundance is 279268176
Bases of 398980992
- Binary: 101111100011111110111100000002
- Hexadecimal: 0x17C7F780
- Base-36: 6LJJPC
Squares and roots of 398980992
- 398980992 squared (3989809922) is 159185831977304064
- 398980992 cubed (3989809923) is 63512121154650096940351488
-
The
square root of 398980992 is 19974.5085546553 -
The
cube root of 398980992 is 736.1800914057
Scales and comparisons
How big is 398980992?- 398,980,992 seconds is equal to 12 years, 35 weeks, 4 days, 20 hours, 3 minutes, 12 seconds.
-
To count from 1 to 398,980,992 would take you about nineteen 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 398980992 cubic inches would be around 61.3 feet tall.
Recreational maths with 398980992
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