15121142 is an even 8-digits composite number following 15121141
and preceding 15121143 . In scientific notation, it is written as 1.5121142 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 7560570 positive integers (up to 15121142) that are relatively prime to 15121142.
15121142 has 4 divisors, whose sum is 22681716
The reverse of 15121142 is 24112151
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
fifteen million one hundred twenty-one thousand one hundred forty-two
Scientific notation
1.5121142 × 10^7
Engineering notation
1.5121142 × 10^6
Prime Factorization
2 × 7560571
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15121142
Product of the distinct prime numbers
The prime factorization of 15121142 is 2 × 7560571.
Since it has a total of 2 prime factors.
7 , 2 , 87 , 27 , 142 , 330 , 8031 , 9735 , 93714 , 43490 , 74958 , 744378 , 1618931 , 8947616 , 63427582 , 78955785 , 944529060 , 304722289 , 4684181662 , 5001709727
n×2
30242284
n×3
45363426
n×4
60484568
n×5
75605710
n÷2
7560571
n÷3
5040380.6666667
n÷3
3780285.5
n÷5
3024228.4
n2
228648935384164
n3
3.4574330200928E+21
n4
5.2280335652312E+28
n5
7.9053837920627E+35
2 √n
3888.5912616268
3 √n
247.28334337122
4 √n
62.358570073621
5 √n
27.28455772341
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
-15121141
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 15121142 can be divided by 4 positive divisors.
The sum of these divisors (counting 15121142) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001101011101011110110
3
Ternary
1001110020022022
4
Quaternary
321223223312
5
Quinary
12332334032
6
Senary
1300033142
8
Octal
71535366
10
Decimal
15121142
12
Duodecimal
50927b2
16
Hexadecimal
e6baf6
20
Vigesimal
4ea2h2
36
Base36
903jq
md5
44f08c11104e47fe578ec3f242dfc986
sha1
643e4a460a896ee58d1eb7a45db7dd6426313fe2
sha256
ecd341f2d77c6aca51433be41a2c5d8948a96a51ff575aad3314df2054e3f829
sha512
e10b0fbfe208111640fad5c803c71a3a001aed5117e1b6e7a2f8504db3edb4f7fbdafe79ac692b9b40b24d22d571c6f905a7c490745d96c608f652ba1bcc4bae
ripemd-160
8614be04e11bb430f33498cff9a517b8afcb830b
Diameter
30242284
Circumference
95008937.242176
Area
7.1832181565402E+14
Volume
1.448246156827E+22
Surface area
2.8732872626161E+15
Circumference
95008937.242176
Perimeter
60484568
Area
228648935384164
Diagonal
21384524.094969
Surface area
1371893612304984
Volume
3.4574330200928E+21
Space diagonal
26190586.212464
Perimeter
45363426
Area
99007893295476
Altitude
13095293.106232
Surface area
99007893295476
Volume
4.0746238900098E+20
Height
7128174.6983231