155805216 (number)
155805216 is an even 9-digits composite number following 155805215 and preceding 155805217. In scientific notation, it is written as 1.55805216 × 10^8. The sum of its digits is 33. It has a total of 8 prime factors and 48 positive divisors. There are 44064000 positive integers (up to 155805216) that are relatively prime to 155805216.
Interesting facts
- 155805216 has 48 divisors, whose sum is 324612288
- The reverse of 155805216 is 612508551
- Previous prime number is 103
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 33
- Digital Root 6
Name
Name | one hundred fifty-five million eight hundred five thousand two hundred sixteen |
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Notation
Scientific notation | 1.55805216 × 10^8 |
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Engineering notation | 1.55805216 × 10^6 |
Prime Factorization of 155805216
Prime Factorization 2 × 2 × 2 × 2 × 2 × 21 × 103 × 2251
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 9737826 | Product of the distinct prime numbers |
The prime factorization of 155805216 is 2 × 2 × 2 × 2 × 2 × 21 × 103 × 2251. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 155805216)
Multiplication
n×yn×2 | 311610432 |
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n×3 | 467415648 |
n×4 | 623220864 |
n×5 | 779026080 |
Division
n÷yn÷2 | 77902608 |
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n÷3 | 51935072 |
n÷3 | 38951304 |
n÷5 | 31161043.2 |
Exponentiation
nyn2 | 24275265332806656 |
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n3 | 3.7822129586353E+24 |
n4 | 5.8928850697816E+32 |
n5 | 9.181422311605E+40 |
Nth Root
y√n2√n | 12482.195960647 |
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3√n | 538.09711582283 |
4√n | 111.72374841835 |
5√n | 43.502718653872 |
Divisors of 155805216
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -155805215 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
G | Geometric Mean | 1 | Returns the nth root of the product of n divisors |
H | Harmonic Mean | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 155805216 can be divided by 48 positive divisors. The sum of these divisors (counting 155805216) is 1, the average is 0.020833333333333.
Base conversion 155805216
Base | System | Value |
---|---|---|
2 | Binary | 1001010010010110011000100000 |
3 | Ternary | 101212011201120120 |
4 | Quaternary | 21102112120200 |
5 | Quinary | 304341231331 |
6 | Senary | 23243240240 |
8 | Octal | 1122263040 |
10 | Decimal | 155805216 |
12 | Duodecimal | 44219080 |
16 | Hexadecimal | 9496620 |
20 | Vigesimal | 28dfd0g |
36 | Base36 | 2krg2o |
Cryptographic Hash Functions
md5 | 0cf079496b07af2adb969d5b247c708b |
---|---|
sha1 | 4e2856b46e69fc5afce254ff6064362982abc383 |
sha256 | 9c4eb37da94ef611474c788091d729a07afab3d4dd3904ef814e13a59a0df5f5 |
sha512 | 97f126df76111ed55be2b28e64ec4213570882b88f76a073bc455f91071605db4bd6175e6ab2acc84e4e09ae622e32c94f00de9652990475a7e757341d5fd2e8 |
ripemd-160 | d0f87b8bdbb6abb3d680492ca081979a39916f21 |
155805216 as geometric shapes
Circle
Radius = nDiameter | 311610432 |
---|---|
Circumference | 978953043.95314 |
Area | 7.6262995233488E+16 |
Sphere
Radius = nVolume | 1.5842896593548E+25 |
---|---|
Surface area | 3.0505198093395E+17 |
Circumference | 978953043.95314 |
Square
Length = nPerimeter | 623220864 |
---|---|
Area | 24275265332806656 |
Diagonal | 220341849.55567 |
Cube
Length = nSurface area | 145651591996839936 |
---|---|
Volume | 3.7822129586353E+24 |
Space diagonal | 269862550.19624 |
Equilateral Triangle
Length = nPerimeter | 467415648 |
---|---|
Area | 1.0511498230909E+16 |
Altitude | 134931275.09812 |
Triangular Pyramid
Length = nSurface area | 1.0511498230909E+16 |
---|---|
Volume | 4.4573807182377E+23 |
Height | 73447283.185223 |