30888938 (number)

30888938 is an even 8-digits composite number following 30888937 and preceding 30888939. In scientific notation, it is written as 3.0888938 × 10^7. The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors. There are 15444468 positive integers (up to 30888938) that are relatively prime to 30888938.

Interesting facts

Basic properties

Name

Name thirty million eight hundred eighty-eight thousand nine hundred thirty-eight

Notation

Scientific notation 3.0888938 × 10^7
Engineering notation 3.0888938 × 10^6

Prime Factorization of 30888938

Prime Factorization 2 × 15444469

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 30888938
Product of the distinct prime numbers

The prime factorization of 30888938 is 2 × 15444469. Since it has a total of 2 prime factors.

Most popular turbo-numbers

6, 5, 38, 62, 662, 929, 6825, 3587, 46347, 59475, 374817, 259180, 1921623, 8055128, 25247498, 20364791, 61127905, 321216922, 9745798517, 714724450

Basic calculations (n = 30888938)

Multiplication

n×y
n×2 61777876
n×3 92666814
n×4 123555752
n×5 154444690

Division

n÷y
n÷2 15444469
n÷3 10296312.666667
n÷3 7722234.5
n÷5 6177787.6

Exponentiation

ny
n2 954126490767844
n3 2.9471954017486E+22
n4 9.1035736038496E+29
n5 2.8119972062775E+37

Nth Root

y√n
2√n 5557.7817517423
3√n 313.76246793096
4√n 74.550531532259
5√n 31.474627241223

Divisors of 30888938

1, 2, 15444469, 30888938

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -30888937
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 30888938 can be divided by 4 positive divisors. The sum of these divisors (counting 30888938) is 1, the average is 0.25.

Base conversion 30888938

Base System Value
2 Binary 1110101110101001111101010
3 Ternary 2011010022122202
4 Quaternary 1311311033222
5 Quinary 30401421223
6 Senary 3022020202
8 Octal 165651752
10 Decimal 30888938
12 Duodecimal a417662
16 Hexadecimal 1d753ea
20 Vigesimal 9d126i
36 Base36 ie222

Cryptographic Hash Functions

md5 857ba59e2c11e2a109c16df2d632f9a9
sha1 312bfb25e7a3e7f5fe3fb3d947f7308b72c03d87
sha256 eb6eb02322a5708fdfa7bc92d28b49c1b2056fc2c5ddf1bbba8e46ad2cbc87dd
sha512 53cef99beab4b711b0c6ef0bab2e78b3289bc99acd05690a77f11e620f78a80739a913a5549aca9d29fcb99a4b8de4fde4b817fd8a3eb6b1c0175075745610cc
ripemd-160 92abd91d500001fafe276d373a1f660302defd0a

30888938 as geometric shapes

Circle

Radius = n
Diameter 61777876
Circumference 194080921.39598
Area 2.9974767739917E+15

Sphere

Radius = n
Volume 1.2345183230436E+23
Surface area 1.1989907095967E+16
Circumference 194080921.39598

Square

Length = n
Perimeter 123555752
Area 954126490767844
Diagonal 43683555.046902

Cube

Length = n
Surface area 5724758944607064
Volume 2.9471954017486E+22
Space diagonal 53501210.007845

Equilateral Triangle

Length = n
Perimeter 92666814
Area 4.1314888971433E+14
Altitude 26750605.003922

Triangular Pyramid

Length = n
Surface area 4.1314888971433E+14
Volume 3.473303090097E+21
Height 14561185.015634