12889725 is an odd 8-digits composite number following 12889724
and preceding 12889726 . In scientific notation, it is written as 1.2889725 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 12 positive divisors.
There are 6874480 positive integers (up to 12889725) that are relatively prime to 12889725.
12889725 has 12 divisors, whose sum is 21311136
The reverse of 12889725 is 52798821
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twelve million eight hundred eighty-nine thousand seven hundred twenty-five
Scientific notation
1.2889725 × 10^7
Engineering notation
1.2889725 × 10^6
Prime Factorization
3 × 5 × 5 × 171863
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2577945
Product of the distinct prime numbers
The prime factorization of 12889725 is 3 × 5 × 5 × 171863.
Since it has a total of 4 prime factors.
9 , 10 , 89 , 96 , 276 , 135 , 2213 , 7412 , 8942 , 84617 , 576188 , 260064 , 4642484 , 7888196 , 82120353 , 7468912 , 40691928 , 676147640 , 7720470361 , 8675367210
n×2
25779450
n×3
38669175
n×4
51558900
n×5
64448625
n÷2
6444862.5
n÷3
4296575
n÷3
3222431.25
n÷5
2577945
n2
166145010575625
n3
2.1415634964419E+21
n4
2.7604164539175E+28
n5
3.5581008976471E+35
2 √n
3590.2263159862
3 √n
234.46672498672
4 √n
59.918497277437
5 √n
26.427052676152
1 , 3 , 5 , 15 , 25 , 75 , 171863 , 515589 , 859315 , 2577945 , 4296575 , 12889725
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
-12889724
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 12889725 can be divided by 12 positive divisors.
The sum of these divisors (counting 12889725) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001001010111001111101
3
Ternary
220020212101020
4
Quaternary
301022321331
5
Quinary
11244432400
6
Senary
1140134353
8
Octal
61127175
10
Decimal
12889725
12
Duodecimal
43973b9
16
Hexadecimal
c4ae7d
20
Vigesimal
40b465
36
Base36
7o9rx
md5
cf6b055a418bc555a6fd68f3b23b6495
sha1
3877ea3cb40aaa5cdc71c290033ec7daa3351c3e
sha256
4824aee84a2fb6b892d950a3f9363edb0f2bd11638e1430094298586a4203698
sha512
411d170d99135d2e3c22c7ab61cfcb0c36c31a2e7efb87b5e8e0430b3ae25d674f78eb2a85da7d4942319460f85a062a0fea13d45a03a49576923a73355807fa
ripemd-160
396014a24675fa6f2e972ce36e476901cae1b31e
Diameter
25779450
Circumference
80988530.733585
Area
5.2195994465498E+14
Volume
8.9705601968239E+21
Surface area
2.0878397786199E+15
Circumference
80988530.733585
Perimeter
51558900
Area
166145010575625
Diagonal
18228823.91026
Surface area
996870063453750
Volume
2.1415634964419E+21
Space diagonal
22325658.595591
Perimeter
38669175
Area
71942899935263
Altitude
11162829.297795
Surface area
71942899935263
Volume
2.5238567844594E+20
Height
6076274.6367532