388889740 (number)

388889740 is an even 9-digits composite number following 388889739 and preceding 388889741. In scientific notation, it is written as 3.88889740 × 10^8. The sum of its digits is 55. It has a total of 4 prime factors and 12 positive divisors. There are 155555888 positive integers (up to 388889740) that are relatively prime to 388889740.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million eight hundred eighty-nine thousand seven hundred forty

Notation

Scientific notation 3.88889740 × 10^8
Engineering notation 3.88889740 × 10^6

Prime Factorization of 388889740

Prime Factorization 2 × 2 × 5 × 19444487

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 194444870
Product of the distinct prime numbers

The prime factorization of 388889740 is 2 × 2 × 5 × 19444487. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 1, 44, 90, 105, 336, 1353, 4861, 99754, 13292, 750070, 759331, 7215831, 4843085, 88584759, 56127599, 677267524, 952251867, 3481701883, 5773734857

Basic calculations (n = 388889740)

Multiplication

n×y
n×2 777779480
n×3 1166669220
n×4 1555558960
n×5 1944448700

Division

n÷y
n÷2 194444870
n÷3 129629913.33333
n÷3 97222435
n÷5 77777948

Exponentiation

ny
n2 151235229877267600
n3 5.8813829225811E+25
n4 2.287209475603E+34
n5 8.8947229829279E+42

Nth Root

y√n
2√n 19720.287523259
3√n 729.92038914151
4√n 140.42894118827
5√n 52.235444785293

Divisors of 388889740

1, 2, 4, 5, 10, 20, 19444487, 38888974, 77777948, 97222435, 194444870, 388889740

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -388889739
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 388889740 can be divided by 12 positive divisors. The sum of these divisors (counting 388889740) is 1, the average is 0.083333333333333.

Base conversion 388889740

Base System Value
2 Binary 10111001011011111110010001100
3 Ternary 1000002202122102201
4 Quaternary 113023133302030
5 Quinary 1244023432430
6 Senary 102331131244
8 Octal 2713376214
10 Decimal 388889740
12 Duodecimal aa2a3b24
16 Hexadecimal 172dfc8c
20 Vigesimal 61ab470
36 Base36 6fj98s

Cryptographic Hash Functions

md5 515132657c06de1ae15832e296dae628
sha1 7b7c28b680019b193df8217d41aef3e444c3e413
sha256 71b8b40346f4ad97eac352d99008b040f1640a02b73f9799043dffcb97a0f6f5
sha512 24652058ce7dcb9bfba47c6a3a82144e61ab376115edaa04706c9bb6349f874c8c6c4f9b3e8d4b3bd2462d6a2550589869a3ac1e9dbd311dea9ba29816e52204
ripemd-160 cedcf923c4fec88c83c4128ebec26d25ee15ac3c

388889740 as geometric shapes

Circle

Radius = n
Diameter 777779480
Circumference 2443466300.4809
Area 4.7511948714639E+17

Sphere

Radius = n
Volume 2.4635879176706E+26
Surface area 1.9004779485855E+18
Circumference 2443466300.4809

Square

Length = n
Perimeter 1555558960
Area 151235229877267600
Diagonal 549973144.57575

Cube

Length = n
Surface area 907411379263605600
Volume 5.8813829225811E+25
Space diagonal 673576788.22225

Equilateral Triangle

Length = n
Perimeter 1166669220
Area 6.5486775510447E+16
Altitude 336788394.11113

Triangular Pyramid

Length = n
Surface area 6.5486775510447E+16
Volume 6.9312762455197E+24
Height 183324381.52525