138291260 is an even 9-digits composite number following 138291259
and preceding 138291261 . In scientific notation, it is written as 1.38291260 × 10^8.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 52062464 positive integers (up to 138291260) that are relatively prime to 138291260.
138291260 has 12 divisors, whose sum is 244857480
The reverse of 138291260 is 062192831
Previous prime number is 85
Is Prime? no
Number parity even
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred thirty-eight million two hundred ninety-one thousand two hundred sixty
Scientific notation
1.38291260 × 10^8
Engineering notation
1.38291260 × 10^6
Prime Factorization
2 × 2 × 85 × 406739
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
69145630
Product of the distinct prime numbers
The prime factorization of 138291260 is 2 × 2 × 85 × 406739.
Since it has a total of 4 prime factors.
6 , 5 , 58 , 75 , 828 , 58 , 8347 , 3324 , 42310 , 49503 , 993864 , 15208 , 3144718 , 1762763 , 79902045 , 71533470 , 825211390 , 926213211 , 2293020241 , 5526592975
n×2
276582520
n×3
414873780
n×4
553165040
n×5
691456300
n÷2
69145630
n÷3
46097086.666667
n÷3
34572815
n÷5
27658252
n2
19124472592387600
n3
2.6447474116367E+24
n4
3.6574545193698E+32
n5
5.0579399387635E+40
2 √n
11759.730439087
3 √n
517.12822761861
4 √n
108.44229082368
5 √n
42.477499819881
1 , 2 , 4 , 85 , 170 , 340 , 406739 , 813478 , 1626956 , 34572815 , 69145630 , 138291260
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
-138291259
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 138291260 can be divided by 12 positive divisors.
The sum of these divisors (counting 138291260) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000001111100010100000111100
3
Ternary
100122012220221112
4
Quaternary
20033202200330
5
Quinary
240400310020
6
Senary
21420021152
8
Octal
1017424074
10
Decimal
138291260
12
Duodecimal
3a3917b8
16
Hexadecimal
83e283c
20
Vigesimal
2346830
36
Base36
2ac27w
md5
2cbae3ebdfa04cb73c26f55f9eb88c34
sha1
8e1df165d2fe9978cc637f3f75b3ee2abdcf21cf
sha256
4cc9160477ba1e842fe1ef1314ce3cd8b83bd6b5003b624c85ef107ca7d3a981
sha512
50ff73e5adf35b2213d056ecabef6f2027be08178c44f003a864100b74aa38b04f7856887e22c9f91b3e1a35941e064381d594b403b462cceccadb3ea275cf3a
ripemd-160
1d4c1af1298ec00956f4edcd5712a619a74c8dbb
Diameter
276582520
Circumference
868909612.94335
Area
6.0081302600024E+16
Volume
1.1078292051998E+25
Surface area
2.403252104001E+17
Circumference
868909612.94335
Perimeter
553165040
Area
19124472592387600
Diagonal
195573375.44966
Surface area
114746835554325600
Volume
2.6447474116367E+24
Space diagonal
239527488.56272
Perimeter
414873780
Area
8.2811395494934E+15
Altitude
119763744.28136
Surface area
8.2811395494934E+15
Volume
3.1168647154899E+23
Height
65191125.149888