400155

400,155 is an odd composite number composed of five prime numbers multiplied together.

What does the number 400155 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

400155 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 400155:

3 × 5 × 7 × 37 × 103

See below for interesting mathematical facts about the number 400155 from the Numbermatics database.

Names of 400155

Cardinal: 400155 can be written as Four hundred thousand, one hundred fifty-five.

Scientific notation

Scientific notation: 4.00155 × 10⁵

Factors of 400155

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 155

Divisors of 400155

Number of divisors d(n): 32
Complete list of divisors:
1 3 5 7 15 21 35 37 103 105 111 185 259 309 515 555 721 777 1295 1545 2163 3605 3811 3885 10815 11433 19055 26677 57165 80031 133385 400155
Sum of all divisors σ(n): 758784
Sum of proper divisors (its aliquot sum) s(n): 358629
400155 is a deficient number, because the sum of its proper divisors (358629) is less than itself. Its deficiency is 41526

Bases of 400155

Binary: 1100001101100011011₂
Hexadecimal: 0x61B1B
Base-36: 8KRF

Squares and roots of 400155

400155 squared (400155²) is 160124024025
400155 cubed (400155³) is 64074428833723875
The square root of 400155 is 632.5780584245
The cube root of 400155 is 73.6901458251

Scales and comparisons

How big is 400155?

400,155 seconds is equal to 4 days, 15 hours, 9 minutes, 15 seconds.
To count from 1 to 400,155 would take you about four days.

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 400155 cubic inches would be around 6.1 feet tall.

Recreational maths with 400155

400155 backwards is 551004
400155 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 400155's digits is 15
More coming soon!

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The information we have on file for 400155 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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