388941808 is an even 9-digits composite number following 388941807
and preceding 388941809 . In scientific notation, it is written as 3.88941808 × 10^8.
The sum of its digits is 49. It has a total of 5 prime factors and 10 positive divisors.
There are 194470896 positive integers (up to 388941808) that are relatively prime to 388941808.
388941808 has 10 divisors, whose sum is 753574784
The reverse of 388941808 is 808149883
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
three hundred eighty-eight million nine hundred forty-one thousand eight hundred eight
Scientific notation
3.88941808 × 10^8
Engineering notation
3.88941808 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 24308863
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
48617726
Product of the distinct prime numbers
The prime factorization of 388941808 is 2 × 2 × 2 × 2 × 24308863.
Since it has a total of 5 prime factors.
10 , 5 , 13 , 71 , 261 , 601 , 4819 , 5984 , 96358 , 38768 , 174367 , 856250 , 8320616 , 8173519 , 32310350 , 68959128 , 227945122 , 208177272 , 581550504 , 4945423832
n×2
777883616
n×3
1166825424
n×4
1555767232
n×5
1944709040
n÷2
194470904
n÷3
129647269.33333
n÷3
97235452
n÷5
77788361.6
n2
151275730010308864
n3
5.8837455936729E+25
n4
2.2884346490152E+34
n5
8.9006790987781E+42
2 √n
19721.60764238
3 √n
729.95296375488
4 √n
140.43364141964
5 √n
52.236843459112
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-388941807
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 388941808 can be divided by 10 positive divisors.
The sum of these divisors (counting 388941808) is 1, the average is 0.1.
Base
System
Value
2
Binary
10111001011101100011111110000
3
Ternary
1000002212021212011
4
Quaternary
113023230133300
5
Quinary
1244032114213
6
Senary
102332212304
8
Octal
2713543760
10
Decimal
388941808
12
Duodecimal
aa30a094
16
Hexadecimal
172ec7f0
20
Vigesimal
61ahea8
36
Base36
6fkdf4
md5
753eee337b0c99515a9108c590e439aa
sha1
4e79ffb4be93af992ac2be36f9f71561f6466840
sha256
79cb23950b52014cab34533472850cb7bcb4c495bea59205a7a81dd86f568225
sha512
cacea4936f1767f4bca2c0d67fa20d4a0a152040020f450b9a3b0a02e5ac7119f2a6e1a1182ecc8e407e8bcf9db66763a17acf8c0f66d88b744dcde6042f940d
ripemd-160
e9dc4ae1e03519a4da5db9ca1dd8c497807c5e8d
Diameter
777883616
Circumference
2443793453.3735
Area
4.7524672206682E+17
Volume
2.4645775910232E+26
Surface area
1.9009868882673E+18
Circumference
2443793453.3735
Perimeter
1555767232
Area
151275730010308864
Diagonal
550046779.84751
Surface area
907654380061853184
Volume
5.8837455936729E+25
Space diagonal
673666972.6437
Perimeter
1166825424
Area
6.5504312582482E+16
Altitude
336833486.32185
Surface area
6.5504312582482E+16
Volume
6.9340606801043E+24
Height
183348926.61584