15660139 is an odd 8-digits composite number following 15660138
and preceding 15660140 . In scientific notation, it is written as 1.5660139 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 13685760 positive integers (up to 15660139) that are relatively prime to 15660139.
15660139 has 16 divisors, whose sum is 17756640
The reverse of 15660139 is 93106651
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
fifteen million six hundred sixty thousand one hundred thirty-nine
Scientific notation
1.5660139 × 10^7
Engineering notation
1.5660139 × 10^6
Prime Factorization
11 × 109 × 37 × 353
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
15660139
Product of the distinct prime numbers
The prime factorization of 15660139 is 11 × 109 × 37 × 353.
Since it has a total of 4 prime factors.
6 , 2 , 86 , 12 , 304 , 366 , 9446 , 4028 , 83291 , 65629 , 232439 , 388529 , 8159566 , 7547397 , 97187698 , 77631279 , 855698530 , 974189424 , 9740310217 , 8746007514
n×2
31320278
n×3
46980417
n×4
62640556
n×5
78300695
n÷2
7830069.5
n÷3
5220046.3333333
n÷3
3915034.75
n÷5
3132027.8
n2
245239953499321
n3
3.8404917601529E+21
n4
6.0142634792349E+28
n5
9.4184202067442E+35
2 √n
3957.2893500476
3 √n
250.18726768823
4 √n
62.906989675612
5 √n
27.476355227668
1 , 11 , 37 , 109 , 353 , 407 , 1199 , 3883 , 4033 , 13061 , 38477 , 44363 , 143671 , 423247 , 1423649 , 15660139
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-15660138
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15660139 can be divided by 16 positive divisors.
The sum of these divisors (counting 15660139) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111011101111010001101011
3
Ternary
1002110121200011
4
Quaternary
323233101223
5
Quinary
13002111024
6
Senary
1315352351
8
Octal
73572153
10
Decimal
15660139
12
Duodecimal
52b26b7
16
Hexadecimal
eef46b
20
Vigesimal
4hha6j
36
Base36
9bnfv
md5
7835e90542fd0680496025028fa57f4b
sha1
30e748e44795b3104a06f25704b527a5fc2657ba
sha256
1641c8b1f7b947d041c2635dee3ca066ccb639c95a80d75c6df0f85a2e2b8402
sha512
4e405d3edc71a91dd150dae543a0441fd4e7bf6765aad5692a0b456edda4b656c72131d1419e1123417f24b04c976df4c41fe9f920a8ff70e865bb57be019ef7
ripemd-160
4836777767d1266482700ad43cbb3391e0557df0
Diameter
31320278
Circumference
98395555.27319
Area
7.7044403628017E+14
Volume
1.6087014266491E+22
Surface area
3.0817761451207E+15
Circumference
98395555.27319
Perimeter
62640556
Area
245239953499321
Diagonal
22146780.962448
Surface area
1471439720995926
Volume
3.8404917601529E+21
Space diagonal
27124156.401591
Perimeter
46980417
Area
1.0619201487666E+14
Altitude
13562078.200795
Surface area
1.0619201487666E+14
Volume
4.526062944492E+20
Height
7382260.3208159