156990

156,990 is an even composite number composed of four prime numbers multiplied together.

What does the number 156990 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

156990 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 156990:

2 × 3 × 5 × 5233

See below for interesting mathematical facts about the number 156990 from the Numbermatics database.

Names of 156990

Cardinal: 156990 can be written as One hundred fifty-six thousand, nine hundred ninety.

Scientific notation

Scientific notation: 1.5699 × 10⁵

Factors of 156990

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 5243

Divisors of 156990

Number of divisors d(n): 16
Complete list of divisors:
1 2 3 5 6 10 15 30 5233 10466 15699 26165 31398 52330 78495 156990
Sum of all divisors σ(n): 376848
Sum of proper divisors (its aliquot sum) s(n): 219858
156990 is an abundant number, because the sum of its proper divisors (219858) is greater than itself. Its abundance is 62868

Bases of 156990

Binary: 100110010100111110₂
Hexadecimal: 0x2653E
Base-36: 3D4U

Squares and roots of 156990

156990 squared (156990²) is 24645860100
156990 cubed (156990³) is 3869153577099000
The square root of 156990 is 396.2196360609
The cube root of 156990 is 53.9457617273

Scales and comparisons

How big is 156990?

156,990 seconds is equal to 1 day, 19 hours, 36 minutes, 30 seconds.
To count from 1 to 156,990 would take you about nineteen hours.

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 156990 cubic inches would be around 4.5 feet tall.

Recreational maths with 156990

156990 backwards is 099651
156990 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 156990's digits is 30
More coming soon!

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The information we have on file for 156990 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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