388620986 (number)

388620986 is an even 9-digits composite number following 388620985 and preceding 388620987. In scientific notation, it is written as 3.88620986 × 10^8. The sum of its digits is 50. It has a total of 5 prime factors and 32 positive divisors. There are 168247296 positive integers (up to 388620986) that are relatively prime to 388620986.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.88620986 × 10^8
Engineering notation 3.88620986 × 10^6

Prime Factorization of 388620986

Prime Factorization 2 × 13 × 17 × 337 × 2609

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 388620986
Product of the distinct prime numbers

The prime factorization of 388620986 is 2 × 13 × 17 × 337 × 2609. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 3, 10, 30, 205, 401, 4368, 4762, 15233, 6696, 122344, 323394, 4547032, 8793136, 23092299, 906323, 838946788, 514615561, 51822500, 2258435669

Basic calculations (n = 388620986)

Multiplication

n×y
n×2 777241972
n×3 1165862958
n×4 1554483944
n×5 1943104930

Division

n÷y
n÷2 194310493
n÷3 129540328.66667
n÷3 97155246.5
n÷5 77724197.2

Exponentiation

ny
n2 151026270759612196
n3 5.8691978254503E+25
n4 2.2808934459556E+34
n5 8.8640305992819E+42

Nth Root

y√n
2√n 19713.47219543
3√n 729.7522058829
4√n 140.40467298288
5√n 52.228223012342

Divisors of 388620986

1, 2, 13, 17, 26, 34, 221, 337, 442, 674, 2609, 4381, 5218, 5729, 8762, 11458, 33917, 44353, 67834, 74477, 88706, 148954, 576589, 879233, 1153178, 1758466, 11430029, 14946961, 22860058, 29893922, 194310493, 388620986

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 -388620985
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 388620986 can be divided by 32 positive divisors. The sum of these divisors (counting 388620986) is 1, the average is 0.03125.

Base conversion 388620986

Base System Value
2 Binary 10111001010011110001010111010
3 Ternary 1000002020222202212
4 Quaternary 113022132022322
5 Quinary 1243441332421
6 Senary 102321255122
8 Octal 2712361272
10 Decimal 388620986
12 Duodecimal aa1944a2
16 Hexadecimal 1729e2ba
20 Vigesimal 618hc96
36 Base36 6fdhve

Cryptographic Hash Functions

md5 0248363859de25d83ea97d18b6c07db0
sha1 05cb80460438407adc4392e4002157b50c878b32
sha256 b09521adb57df9620211f5c2294e92401e87e23a17af2ccb5e74f48d11c9ab5e
sha512 e8031b4ca0eece4b4dc4d3e975a63bac48d395c20c7d0ec39240176b163120e678121b63cd049c8fafdf6c37e27f8075ecd89bd8c2bb4517d57db6e5dbd21276
ripemd-160 9fc89c1fb2400542a731da0ccff720af5ecd9402

388620986 as geometric shapes

Circle

Radius = n
Diameter 777241972
Circumference 2441777669.2968
Area 4.7446302271746E+17

Sphere

Radius = n
Volume 2.45848383612E+26
Surface area 1.8978520908698E+18
Circumference 2441777669.2968

Square

Length = n
Perimeter 1554483944
Area 151026270759612196
Diagonal 549593069.024

Cube

Length = n
Surface area 906157624557673176
Volume 5.8691978254503E+25
Space diagonal 673111292.63951

Equilateral Triangle

Length = n
Perimeter 1165862958
Area 6.5396293558326E+16
Altitude 336555646.31976

Triangular Pyramid

Length = n
Surface area 6.5396293558326E+16
Volume 6.9169159708355E+24
Height 183197689.67467