138447789 is an odd 9-digits composite number following 138447788
and preceding 138447790 . In scientific notation, it is written as 1.38447789 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 92207616 positive integers (up to 138447789) that are relatively prime to 138447789.
138447789 has 8 divisors, whose sum is 184778880
The reverse of 138447789 is 987744831
Previous prime number is 1039
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
one hundred thirty-eight million four hundred forty-seven thousand seven hundred eighty-nine
Scientific notation
1.38447789 × 10^8
Engineering notation
1.38447789 × 10^6
Prime Factorization
3 × 1039 × 44417
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138447789
Product of the distinct prime numbers
The prime factorization of 138447789 is 3 × 1039 × 44417.
Since it has a total of 3 prime factors.
2 , 7 , 9 , 15 , 492 , 396 , 25 , 793 , 81961 , 34804 , 625268 , 967605 , 2130290 , 6142157 , 9853580 , 86800050 , 708961986 , 602928549 , 1569399238 , 2245586121
n×2
276895578
n×3
415343367
n×4
553791156
n×5
692238945
n÷2
69223894.5
n÷3
46149263
n÷3
34611947.25
n÷5
27689557.8
n2
19167790278988521
n3
2.6537381841417E+24
n4
3.6740418417929E+32
n5
5.0866296968971E+40
2 √n
11766.383854014
3 √n
517.32326294557
4 √n
108.4729637007
5 √n
42.487111348887
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
-138447788
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 138447789 can be divided by 8 positive divisors.
The sum of these divisors (counting 138447789) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010000001000101110101101
3
Ternary
100122111212122220
4
Quaternary
20100020232231
5
Quinary
240420312124
6
Senary
21423225553
8
Octal
1020105655
10
Decimal
138447789
12
Duodecimal
3a4482b9
16
Hexadecimal
8408bad
20
Vigesimal
2355j99
36
Base36
2afezx
md5
e6319bb90a1f607e53fdf1c092098185
sha1
41d01bb09348c44acbc812ed930865dd9cfb079a
sha256
f68a383b1024f0ee5afccfbc7bed174a101c61848bd5a18e03ab17ea4f1cde04
sha512
af6dcbedd83ac94e5200b1637050a7c8769131d4eccd7f16213bf8b70d92a47b4c5b35597de2a4f43feb6038d76929d182cc1b4c4a16d559a23b13375e574d37
ripemd-160
328c2aea1435313c41b148f5bdd70ec881713795
Diameter
276895578
Circumference
869893113.6563
Area
6.021738912602E+16
Volume
1.11159525118E+25
Surface area
2.4086955650408E+17
Circumference
869893113.6563
Perimeter
553791156
Area
19167790278988521
Diagonal
195794740.88437
Surface area
115006741673931126
Volume
2.6537381841417E+24
Space diagonal
239798604.74358
Perimeter
415343367
Area
8.2998966580082E+15
Altitude
119899302.37179
Surface area
8.2998966580082E+15
Volume
3.1274604425004E+23
Height
65264913.628123