388938 (number)

388938 is an even 6-digits composite number following 388937 and preceding 388939. In scientific notation, it is written as 3.88938 × 10^5. The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors. There are 114800 positive integers (up to 388938) that are relatively prime to 388938.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.88938 × 10^5
Engineering notation 3.88938 × 10^3

Prime Factorization of 388938

Prime Factorization 2 × 11 × 3 × 71 × 83

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 388938
Product of the distinct prime numbers

The prime factorization of 388938 is 2 × 11 × 3 × 71 × 83. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 1, 52, 72, 694, 37, 775, 8429, 95848, 65440, 537935, 88575, 4641888, 3134845, 16380801, 51697445, 124882397, 656078292, 7807290460, 2838114212

Basic calculations (n = 388938)

Multiplication

n×y
n×2 777876
n×3 1166814
n×4 1555752
n×5 1944690

Division

n÷y
n÷2 194469
n÷3 129646
n÷3 97234.5
n÷5 77787.6

Exponentiation

ny
n2 151272767844
n3 58835727779709672
n4 2.2883450291185E+22
n5 8.9002433893528E+27

Nth Root

y√n
2√n 623.64893970887
3√n 72.99505815048
4√n 24.972964175461
5√n 13.121276137622

Divisors of 388938

1, 2, 3, 6, 11, 22, 33, 66, 71, 83, 142, 166, 213, 249, 426, 498, 781, 913, 1562, 1826, 2343, 2739, 4686, 5478, 5893, 11786, 17679, 35358, 64823, 129646, 194469, 388938

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -388937
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 388938 can be divided by 32 positive divisors. The sum of these divisors (counting 388938) is 1, the average is 0.03125.

Base conversion 388938

Base System Value
2 Binary 1011110111101001010
3 Ternary 201202112010
4 Quaternary 1132331022
5 Quinary 44421223
6 Senary 12200350
8 Octal 1367512
10 Decimal 388938
12 Duodecimal 1690b6
16 Hexadecimal 5ef4a
20 Vigesimal 28c6i
36 Base36 8c3u

Cryptographic Hash Functions

md5 d3d34bf6eb78c9ea0a311e448e13dad2
sha1 33c5e4bb7ed0ab3cfbc4ef7ca94f965ef3209c43
sha256 5abe61c868b10807f1dab1376692fb4bd22099f7faf7a7c8b9667489cf493652
sha512 d50354e483b1971f03b62e256da365ff8bc51f5c1fa6f54a473f9b6c88dc5b9fa8c20968855246234563b5e5075cab1836bb5e717643ae66e3846e6c0db53d64
ripemd-160 aaa3bc5511e42f3497eb0296ce3e44bb53ffea5e

388938 as geometric shapes

Circle

Radius = n
Diameter 777876
Circumference 2443769.5270038
Area 475237416146.9

Sphere

Radius = n
Volume 2.4645052021513E+17
Surface area 1900949664587.6
Circumference 2443769.5270038

Square

Length = n
Perimeter 1555752
Area 151272767844
Diagonal 550041.39452227

Cube

Length = n
Surface area 907636607064
Volume 58835727779709672
Space diagonal 673660.37699422

Equilateral Triangle

Length = n
Perimeter 1166814
Area 65503029926.845
Altitude 336830.18849711

Triangular Pyramid

Length = n
Surface area 65503029926.845
Volume 6.9338570148464E+15
Height 183347.13150742