388628739 is an odd 9-digits composite number following 388628738
and preceding 388628740 . In scientific notation, it is written as 3.88628739 × 10^8.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 250151328 positive integers (up to 388628739) that are relatively prime to 388628739.
388628739 has 8 divisors, whose sum is 416920560
The reverse of 388628739 is 937826883
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
three hundred eighty-eight million six hundred twenty-eight thousand seven hundred thirty-nine
Scientific notation
3.88628739 × 10^8
Engineering notation
3.88628739 × 10^6
Prime Factorization
27 × 29 × 496333
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
388628739
Product of the distinct prime numbers
The prime factorization of 388628739 is 27 × 29 × 496333.
Since it has a total of 3 prime factors.
7 , 2 , 7 , 54 , 612 , 172 , 4729 , 4090 , 27300 , 27434 , 79164 , 595339 , 3571767 , 4312183 , 65391837 , 77339116 , 894746442 , 668411239 , 3130015110 , 5611998205
n×2
777257478
n×3
1165886217
n×4
1554514956
n×5
1943143695
n÷2
194314369.5
n÷3
129542913
n÷3
97157184.75
n÷5
77725747.8
n2
151032296776730121
n3
5.8695491044614E+25
n4
2.2810754669654E+34
n5
8.8649148229061E+42
2 √n
19713.668836622
3 √n
729.75705870989
4 √n
140.40537324697
5 √n
52.228431401594
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
-388628738
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 388628739 can be divided by 8 positive divisors.
The sum of these divisors (counting 388628739) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001010100000000100000011
3
Ternary
1000002021101102000
4
Quaternary
113022200010003
5
Quinary
1243442104424
6
Senary
102321355043
8
Octal
2712400403
10
Decimal
388628739
12
Duodecimal
aa198a83
16
Hexadecimal
172a0103
20
Vigesimal
618ibgj
36
Base36
6fdnur
md5
d7aede8fbd50c91e9c1202d6056cb41e
sha1
d635cf62d6f39619f314a9cac7998b09229f5fc7
sha256
9b10ded3fbf298451a03a3e4da003531637056397a88486c5f7e47bdc71af84d
sha512
44a003cf75cf4e9500e87ef7a47fd1e4c01d1d6c8ae44dd77faa38af978f922dc788e0c031740b4f7faccce58ed72a6985c6d87cb39cea4c420a6c837b67ed3b
ripemd-160
89a627759a0bc3acf068645d864432378a5d4257
Diameter
777257478
Circumference
2441826382.8325
Area
4.7448195400857E+17
Volume
2.4586309795281E+26
Surface area
1.8979278160343E+18
Circumference
2441826382.8325
Perimeter
1554514956
Area
151032296776730121
Diagonal
549604033.42175
Surface area
906193780660380726
Volume
5.8695491044614E+25
Space diagonal
673124721.22942
Perimeter
1165886217
Area
6.5398902900279E+16
Altitude
336562360.61471
Surface area
6.5398902900279E+16
Volume
6.9173299571202E+24
Height
183201344.47392