149991016
149,991,016 is an even composite number composed of five prime numbers multiplied together.
149991016 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 149991016:
23 × 7 × 19 × 29 × 4861
(2 × 2 × 2 × 7 × 19 × 29 × 4861)See below for interesting mathematical facts about the number 149991016 from the Numbermatics database.
Names of 149991016
- Cardinal: 149991016 can be written as One hundred forty-nine million, nine hundred ninety-one thousand and sixteen.
Scientific notation
- Scientific notation: 1.49991016 × 108
Factors of 149991016
Divisors of 149991016
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 4 7 8 14 19 28 29 38 56 58 76 116 133 152 203 232 266 406 532 551 812 1064 1102 1624 2204 3857 4408 4861 7714 9722 15428 19444 30856 34027 38888 68054 92359 136108 140969 184718 272216 281938 369436 563876 646513 738872 986783 1127752 1293026 1973566 2586052 2678411 3947132 5172104 5356822 7894264 10713644 18748877 21427288 37497754 74995508 149991016
- Sum of all divisors σ(n): 350064000
- Sum of proper divisors (its aliquot sum) s(n): 200072984
- 149991016 is an abundant number, because the sum of its proper divisors (200072984) is greater than itself. Its abundance is 50081968
Bases of 149991016
- Binary: 10001111000010101110011010002
- Hexadecimal: 0x8F0AE68
- Base-36: 2HATT4
Squares and roots of 149991016
- 149991016 squared (1499910162) is 22497304880712256
- 149991016 cubed (1499910163) is 3374393616319790081092096
-
The
square root of 149991016 is 12247.0819381597 -
The
cube root of 149991016 is 531.3186766855
Scales and comparisons
How big is 149991016?- 149,991,016 seconds is equal to 4 years, 40 weeks, 10 minutes, 16 seconds.
-
To count from 1 to 149,991,016 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 149991016 cubic inches would be around 44.3 feet tall.
Recreational maths with 149991016
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