138873902 is an even 9-digits composite number following 138873901
and preceding 138873903 . In scientific notation, it is written as 1.38873902 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 69436950 positive integers (up to 138873902) that are relatively prime to 138873902.
138873902 has 4 divisors, whose sum is 208310856
The reverse of 138873902 is 209378831
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred thirty-eight million eight hundred seventy-three thousand nine hundred two
Scientific notation
1.38873902 × 10^8
Engineering notation
1.38873902 × 10^6
Prime Factorization
2 × 69436951
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138873902
Product of the distinct prime numbers
The prime factorization of 138873902 is 2 × 69436951.
Since it has a total of 2 prime factors.
1 , 7 , 81 , 55 , 426 , 45 , 1868 , 4862 , 78401 , 41520 , 247688 , 230742 , 1456244 , 3851668 , 61835675 , 27592665 , 209007891 , 233348961 , 713194076 , 745390977
n×2
277747804
n×3
416621706
n×4
555495608
n×5
694369510
n÷2
69436951
n÷3
46291300.666667
n÷3
34718475.5
n÷5
27774780.4
n2
19285960656705604
n3
2.6783166102152E+24
n4
3.71948278452E+32
n5
5.1653908770811E+40
2 √n
11784.477162776
3 √n
517.85345655629
4 √n
108.5563317489
5 √n
42.513232478282
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138873901
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138873902 can be divided by 4 positive divisors.
The sum of these divisors (counting 138873902) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010001110000110000101110
3
Ternary
100200022112011212
4
Quaternary
20101300300232
5
Quinary
241022431102
6
Senary
21440314422
8
Octal
1021606056
10
Decimal
138873902
12
Duodecimal
3a612a12
16
Hexadecimal
8470c2e
20
Vigesimal
237j4f2
36
Base36
2aojse
md5
60529e8c0964ceb6f3e70d404bb8c94e
sha1
663dce8b2f9ff250d96df75b3a2a723f0f08d722
sha256
0aea6606bda1c23d59b79d40965eeef3f4c4a2e3892725871839f9eb114327f8
sha512
3513b5be7f6b655fde715c77b0a2db22e7c93f1e9a16aeb525f7486ae4237e6628f61f3c38576cd1d0b0c5f0126850e30a5f492465f9366f6fd680c2c463cb24
ripemd-160
a284974e1b0bb200aecce464edf6a860798ea550
Diameter
277747804
Circumference
872570460.5971
Area
6.0588632316528E+16
Volume
1.1218906382186E+25
Surface area
2.4235452926611E+17
Circumference
872570460.5971
Perimeter
555495608
Area
19285960656705604
Diagonal
196397355.66807
Surface area
115715763940233624
Volume
2.6783166102152E+24
Space diagonal
240536654.10934
Perimeter
416621706
Area
8.3510659325471E+15
Altitude
120268327.05467
Surface area
8.3510659325471E+15
Volume
3.1564263954129E+23
Height
65465785.222691