388928938 (number)

388928938 is an even 9-digits composite number following 388928937 and preceding 388928939. In scientific notation, it is written as 3.88928938 × 10^8. The sum of its digits is 58. It has a total of 2 prime factors and 4 positive divisors. There are 194464468 positive integers (up to 388928938) that are relatively prime to 388928938.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.88928938 × 10^8
Engineering notation 3.88928938 × 10^6

Prime Factorization of 388928938

Prime Factorization 2 × 194464469

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 388928938
Product of the distinct prime numbers

The prime factorization of 388928938 is 2 × 194464469. Since it has a total of 2 prime factors.

Most popular turbo-numbers

8, 2, 97, 40, 587, 536, 1636, 5249, 68824, 57093, 270313, 970151, 5592001, 8502719, 18042123, 88888718, 450805435, 406281183, 8671679850, 1510259240

Basic calculations (n = 388928938)

Multiplication

n×y
n×2 777857876
n×3 1166786814
n×4 1555715752
n×5 1944644690

Division

n÷y
n÷2 194464469
n÷3 129642979.33333
n÷3 97232234.5
n÷5 77785787.6

Exponentiation

ny
n2 151265718813807844
n3 5.8831615374061E+25
n4 2.2881317688258E+34
n5 8.8992065885348E+42

Nth Root

y√n
2√n 19721.281347823
3√n 729.9449123377
4√n 140.43247967555
5√n 52.236497753374

Divisors of 388928938

1, 2, 194464469, 388928938

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 -388928937
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 388928938 can be divided by 4 positive divisors. The sum of these divisors (counting 388928938) is 1, the average is 0.25.

Base conversion 388928938

Base System Value
2 Binary 10111001011101001010110101010
3 Ternary 1000002211122012111
4 Quaternary 113023221112222
5 Quinary 1244031211223
6 Senary 102332032534
8 Octal 2713512652
10 Decimal 388928938
12 Duodecimal aa30274a
16 Hexadecimal 172e95aa
20 Vigesimal 61ag26i
36 Base36 6fk3hm

Cryptographic Hash Functions

md5 95900f3236b56ad95f4f85c7923199f2
sha1 b67b196616b5c1865c3023cccd363bde7271d14c
sha256 98a56a00aa5f3bc7a98b73881cd06c62b48c366df873d8e9a4a2d2a2d6c3a3e3
sha512 9aa59dc55803f3acc9a90af4f439bee248cdc32103d2ce97b07d7a79f91017c9fbdf12711a4b56870cba691fda542bc4673cd693f7413316ee590d2b20f238fe
ripemd-160 2113ea5d2797fd28f2d2c70a4ef3efc952a9d4c9

388928938 as geometric shapes

Circle

Radius = n
Diameter 777857876
Circumference 2443712588.7786
Area 4.7521527096544E+17

Sphere

Radius = n
Volume 2.4643329421063E+26
Surface area 1.9008610838618E+18
Circumference 2443712588.7786

Square

Length = n
Perimeter 1555715752
Area 151265718813807844
Diagonal 550028578.91896

Cube

Length = n
Surface area 907594312882847064
Volume 5.8831615374061E+25
Space diagonal 673644681.14981

Equilateral Triangle

Length = n
Perimeter 1166786814
Area 6.5499977607236E+16
Altitude 336822340.5749

Triangular Pyramid

Length = n
Surface area 6.5499977607236E+16
Volume 6.9333723631929E+24
Height 183342859.63965