13125989 is an odd 8-digits composite number following 13125988
and preceding 13125990 . In scientific notation, it is written as 1.3125989 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 11954880 positive integers (up to 13125989) that are relatively prime to 13125989.
13125989 has 8 divisors, whose sum is 14347008
The reverse of 13125989 is 98952131
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirteen million one hundred twenty-five thousand nine hundred eighty-nine
Scientific notation
1.3125989 × 10^7
Engineering notation
1.3125989 × 10^6
Prime Factorization
17 × 31 × 24907
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13125989
Product of the distinct prime numbers
The prime factorization of 13125989 is 17 × 31 × 24907.
Since it has a total of 3 prime factors.
3 , 6 , 1 , 89 , 939 , 225 , 333 , 5890 , 87871 , 41609 , 350512 , 258756 , 3940333 , 7117181 , 54677833 , 72719853 , 469941033 , 439575472 , 2105137979 , 1601966609
n×2
26251978
n×3
39377967
n×4
52503956
n×5
65629945
n÷2
6562994.5
n÷3
4375329.6666667
n÷3
3281497.25
n÷5
2625197.8
n2
172291587228121
n3
2.2614974787489E+21
n4
2.9684391029585E+28
n5
3.8963699012603E+35
2 √n
3622.9806789438
3 √n
235.89062369158
4 √n
60.191201009315
5 √n
26.523229746007
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
-13125988
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 13125989 can be divided by 8 positive divisors.
The sum of these divisors (counting 13125989) is 1, the average is 0.125.
Base
System
Value
2
Binary
110010000100100101100101
3
Ternary
220200212110202
4
Quaternary
302010211211
5
Quinary
11330012424
6
Senary
1145200245
8
Octal
62044545
10
Decimal
13125989
12
Duodecimal
4490085
16
Hexadecimal
c84965
20
Vigesimal
420ej9
36
Base36
7tc2t
md5
938f9bd2711248bbdc5242b585f86044
sha1
52384cdec32b989d1168bbf327b8e285cd8c9e07
sha256
bba4c84ba8d9b00ae15d9934a2703bf846bc602e48a2272f72f66441400b6a9b
sha512
fcd452a28754dcb12bdfe0afc0a0c9105075c2b823d2fe0e064f04bc3f4ae9c863a82f00e803043d7f67605860352c2297584ae0c2206066ea7d1f46ec36c0ba
ripemd-160
c728b12ce4f4c1a19e3dd9c3c3593010dd79dc1f
Diameter
26251978
Circumference
82473021.227001
Area
5.4126998471119E+14
Volume
9.4729384871323E+21
Surface area
2.1650799388448E+15
Circumference
82473021.227001
Perimeter
52503956
Area
172291587228121
Diagonal
18562951.66336
Surface area
1033749523368726
Volume
2.2614974787489E+21
Space diagonal
22734879.84759
Perimeter
39377967
Area
74604445698948
Altitude
11367439.923795
Surface area
74604445698948
Volume
2.6652003380993E+20
Height
6187650.5544534