388617972 is an even 9-digits composite number following 388617971
and preceding 388617973 . In scientific notation, it is written as 3.88617972 × 10^8.
The sum of its digits is 51. It has a total of 4 prime factors and 12 positive divisors.
There are 129539320 positive integers (up to 388617972) that are relatively prime to 388617972.
388617972 has 12 divisors, whose sum is 906775296
The reverse of 388617972 is 279716883
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 51
Digital Root 6
Name
three hundred eighty-eight million six hundred seventeen thousand nine hundred seventy-two
Scientific notation
3.88617972 × 10^8
Engineering notation
3.88617972 × 10^6
Prime Factorization
2 × 2 × 3 × 32384831
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
194308986
Product of the distinct prime numbers
The prime factorization of 388617972 is 2 × 2 × 3 × 32384831.
Since it has a total of 4 prime factors.
9 , 8 , 82 , 77 , 397 , 808 , 2590 , 5102 , 33601 , 86680 , 615004 , 454807 , 3472722 , 7101036 , 35580798 , 9483676 , 141038627 , 481850781 , 387649745 , 8721424705
n×2
777235944
n×3
1165853916
n×4
1554471888
n×5
1943089860
n÷2
194308986
n÷3
129539324
n÷3
97154493
n÷5
77723594.4
n2
151023928161392784
n3
5.8690612685554E+25
n4
2.2808226877298E+34
n5
8.8636868739713E+42
2 √n
19713.395750098
3 √n
729.75031931569
4 √n
140.40440075047
5 √n
52.228141999552
1 , 2 , 3 , 4 , 6 , 12 , 32384831 , 64769662 , 97154493 , 129539324 , 194308986 , 388617972
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
-388617971
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 388617972 can be divided by 12 positive divisors.
The sum of these divisors (counting 388617972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10111001010011101011011110100
3
Ternary
1000002020211122020
4
Quaternary
113022131123310
5
Quinary
1243441233342
6
Senary
102321233140
8
Octal
2712353364
10
Decimal
388617972
12
Duodecimal
aa1927b0
16
Hexadecimal
1729d6f4
20
Vigesimal
618h4ic
36
Base36
6fdfjo
md5
eeb22368a64495ab3162ee1edb4b90a6
sha1
faee977982f9f8fb4d32f600c12a8c69ba39a887
sha256
048104f4acd6339dca84607da4d2b59f72fbebeaf8f926bbd8092283b78198b0
sha512
ca5d53c5d219b6535aad06c1028ab04c314d99c6b241d86f6dc6a875048b25ac51ee487348a2036795921f99c2c580f0e118561a8f5f7620fabb86e713953a30
ripemd-160
47cba6cb56464c2ce86918478d6236e37597da2e
Diameter
777235944
Circumference
2441758731.7763
Area
4.744556632281E+17
Volume
2.4584266353016E+26
Surface area
1.8978226529124E+18
Circumference
2441758731.7763
Perimeter
1554471888
Area
151023928161392784
Diagonal
549588806.58433
Surface area
906143568968356704
Volume
5.8690612685554E+25
Space diagonal
673106072.23838
Perimeter
1165853916
Area
6.5395279183541E+16
Altitude
336553036.11919
Surface area
6.5395279183541E+16
Volume
6.9167550369914E+24
Height
183196268.86144