149668290
149,668,290 is an even composite number composed of five prime numbers multiplied together.
149668290 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 149668290:
2 × 33 × 5 × 53 × 10459
(2 × 3 × 3 × 3 × 5 × 53 × 10459)See below for interesting mathematical facts about the number 149668290 from the Numbermatics database.
Names of 149668290
- Cardinal: 149668290 can be written as One hundred forty-nine million, six hundred sixty-eight thousand, two hundred ninety.
Scientific notation
- Scientific notation: 1.4966829 × 108
Factors of 149668290
Divisors of 149668290
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 3 5 6 9 10 15 18 27 30 45 53 54 90 106 135 159 265 270 318 477 530 795 954 1431 1590 2385 2862 4770 7155 10459 14310 20918 31377 52295 62754 94131 104590 156885 188262 282393 313770 470655 554327 564786 941310 1108654 1411965 1662981 2771635 2823930 3325962 4988943 5543270 8314905 9977886 14966829 16629810 24944715 29933658 49889430 74834145 149668290
- Sum of all divisors σ(n): 406684800
- Sum of proper divisors (its aliquot sum) s(n): 257016510
- 149668290 is an abundant number, because the sum of its proper divisors (257016510) is greater than itself. Its abundance is 107348220
Bases of 149668290
- Binary: 10001110101111000001110000102
- Hexadecimal: 0x8EBC1C2
- Base-36: 2H3WSI
Squares and roots of 149668290
- 149668290 squared (1496682902) is 22400597031524100
- 149668290 cubed (1496682903) is 3352659052687288140789000
-
The
square root of 149668290 is 12233.8992148865 -
The
cube root of 149668290 is 530.9373350035
Scales and comparisons
How big is 149668290?- 149,668,290 seconds is equal to 4 years, 39 weeks, 3 days, 6 hours, 31 minutes, 30 seconds.
-
To count from 1 to 149,668,290 would take you about 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 149668290 cubic inches would be around 44.2 feet tall.
Recreational maths with 149668290
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