388639434 (number)

388639434 is an even 9-digits composite number following 388639433 and preceding 388639435. In scientific notation, it is written as 3.88639434 × 10^8. The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors. There are 129546476 positive integers (up to 388639434) that are relatively prime to 388639434.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million six hundred thirty-nine thousand four hundred thirty-four

Notation

Scientific notation 3.88639434 × 10^8
Engineering notation 3.88639434 × 10^6

Prime Factorization of 388639434

Prime Factorization 2 × 3 × 64773239

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 388639434
Product of the distinct prime numbers

The prime factorization of 388639434 is 2 × 3 × 64773239. Since it has a total of 3 prime factors.

Most popular turbo-numbers

9, 9, 44, 88, 248, 496, 5778, 4074, 49433, 73687, 817787, 18827, 9391355, 9475491, 71320024, 68054343, 840595053, 999143056, 1393275793, 5395050776

Basic calculations (n = 388639434)

Multiplication

n×y
n×2 777278868
n×3 1165918302
n×4 1554557736
n×5 1943197170

Division

n÷y
n÷2 194319717
n÷3 129546478
n÷3 97159858.5
n÷5 77727886.8

Exponentiation

ny
n2 151040609659840356
n3 5.8700337049215E+25
n4 2.2813265766416E+34
n5 8.8661346951516E+42

Nth Root

y√n
2√n 19713.940093244
3√n 729.76375291387
4√n 140.40633922029
5√n 52.228718862025

Divisors of 388639434

1, 2, 3, 6, 64773239, 129546478, 194319717, 388639434

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -388639433
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 388639434 can be divided by 8 positive divisors. The sum of these divisors (counting 388639434) is 1, the average is 0.125.

Base conversion 388639434

Base System Value
2 Binary 10111001010100010101011001010
3 Ternary 1000002021221002010
4 Quaternary 113022202223022
5 Quinary 1243442430214
6 Senary 102321520350
8 Octal 2712425312
10 Decimal 388639434
12 Duodecimal aa1a30b6
16 Hexadecimal 172a2aca
20 Vigesimal 618jibe
36 Base36 6fdw3u

Cryptographic Hash Functions

md5 d3f6d6d5a1cbfee0647aa051869057af
sha1 7a1da869adfc944f03033547db08499c25ff4f34
sha256 9b564d3969df4b35cd8bba7c207e105c4af7027e92db2bac89e6c74154735c8e
sha512 274613fb3c22c654abbb14add768800174bfae55ad051a2951a4e03fe6bdefb3aab9509ca22846e9aa347a8e1fca1bc7c86e62512bcd899b19fa3998dd999aaa
ripemd-160 afe2a99f9d66e5714c0aba54fdf6eb073305a6b2

388639434 as geometric shapes

Circle

Radius = n
Diameter 777278868
Circumference 2441893581.4994
Area 4.7450806970108E+17

Sphere

Radius = n
Volume 2.4588339684941E+26
Surface area 1.8980322788043E+18
Circumference 2441893581.4994

Square

Length = n
Perimeter 1554557736
Area 151040609659840356
Diagonal 549619158.4358

Cube

Length = n
Surface area 906243657959042136
Volume 5.8700337049215E+25
Space diagonal 673143245.51281

Equilateral Triangle

Length = n
Perimeter 1165918302
Area 6.5402502484256E+16
Altitude 336571622.75641

Triangular Pyramid

Length = n
Surface area 6.5402502484256E+16
Volume 6.9179010642393E+24
Height 183206386.14527