388542816 (number)

388542816 is an even 9-digits composite number following 388542815 and preceding 388542817. In scientific notation, it is written as 3.88542816 × 10^8. The sum of its digits is 45. It has a total of 8 prime factors and 48 positive divisors. There are 128357376 positive integers (up to 388542816) that are relatively prime to 388542816.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million five hundred forty-two thousand eight hundred sixteen

Notation

Scientific notation 3.88542816 × 10^8
Engineering notation 3.88542816 × 10^6

Prime Factorization of 388542816

Prime Factorization 2 × 2 × 2 × 2 × 2 × 9 × 11939 × 113

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 24283926
Product of the distinct prime numbers

The prime factorization of 388542816 is 2 × 2 × 2 × 2 × 2 × 9 × 11939 × 113. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 388542816)

Multiplication

n×y
n×2 777085632
n×3 1165628448
n×4 1554171264
n×5 1942714080

Division

n÷y
n÷2 194271408
n÷3 129514272
n÷3 97135704
n÷5 77708563.2

Exponentiation

ny
n2 150965519865209856
n3 5.8656568207333E+25
n4 2.2790588188173E+34
n5 8.8551193129291E+42

Nth Root

y√n
2√n 19711.48944144
3√n 729.7032734121
4√n 140.39761195063
5√n 52.226121731728

Divisors of 388542816

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 -388542815
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 388542816 can be divided by 48 positive divisors. The sum of these divisors (counting 388542816) is 1, the average is 0.020833333333333.

Base conversion 388542816

Base System Value
2 Binary 10111001010001011000101100000
3 Ternary 1000002010000112200
4 Quaternary 113022023011200
5 Quinary 1243431332231
6 Senary 102315453200
8 Octal 2712130540
10 Decimal 388542816
12 Duodecimal aa157200
16 Hexadecimal 1728b160
20 Vigesimal 6187h0g
36 Base36 6fbtk0

Cryptographic Hash Functions

md5 2bc568fa0008f9c70f4312c967e3078c
sha1 cd5825164bff409a6585be621db9da19533de094
sha256 7c97d4fb7dc29a2fea49506fee78a7f73dfe71433aded175b115652da7feb910
sha512 c1b3a751e2f0d87af1e8939d23ced753efc874dc9b4fde96adbd663266e585caf34d95d65de5351a9f3fc761a49990fc4f1f4a6666f933476b90fc54f2a701c2
ripemd-160 510dd9c43cf0af901cf971a09e6cf3a4b5b424bb

388542816 as geometric shapes

Circle

Radius = n
Diameter 777085632
Circumference 2441286512.7014
Area 4.7427216815391E+17

Sphere

Radius = n
Volume 2.4570005835326E+26
Surface area 1.8970886726156E+18
Circumference 2441286512.7014

Square

Length = n
Perimeter 1554171264
Area 150965519865209856
Diagonal 549482519.94983

Cube

Length = n
Surface area 905793119191259136
Volume 5.8656568207333E+25
Space diagonal 672975898.22789

Equilateral Triangle

Length = n
Perimeter 1165628448
Area 6.5369987649398E+16
Altitude 336487949.11394

Triangular Pyramid

Length = n
Surface area 6.5369987649398E+16
Volume 6.912742856756E+24
Height 183160839.98328