12978025 is an odd 8-digits composite number following 12978024
and preceding 12978026 . In scientific notation, it is written as 1.2978025 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 10382400 positive integers (up to 12978025) that are relatively prime to 12978025.
12978025 has 4 divisors, whose sum is 13497172
The reverse of 12978025 is 52087921
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million nine hundred seventy-eight thousand twenty-five
Scientific notation
1.2978025 × 10^7
Engineering notation
1.2978025 × 10^6
Prime Factorization
25 × 519121
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12978025
Product of the distinct prime numbers
The prime factorization of 12978025 is 25 × 519121.
Since it has a total of 2 prime factors.
6 , 5 , 51 , 9 , 499 , 309 , 1827 , 7543 , 47415 , 96113 , 548370 , 756800 , 7814801 , 5750503 , 51142112 , 59043268 , 308434722 , 198075135 , 4211327964 , 1399225064
n×2
25956050
n×3
38934075
n×4
51912100
n×5
64890125
n÷2
6489012.5
n÷3
4326008.3333333
n÷3
3244506.25
n÷5
2595605
n2
168429132900625
n3
2.1858774975126E+21
n4
2.8368372809656E+28
n5
3.6816545153304E+35
2 √n
3602.5026023585
3 √n
235.00090538356
4 √n
60.020851396482
5 √n
26.463161137797
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
-12978024
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 12978025 can be divided by 4 positive divisors.
The sum of these divisors (counting 12978025) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001100000011101101001
3
Ternary
220102100111121
4
Quaternary
301200131221
5
Quinary
11310244100
6
Senary
1142055241
8
Octal
61403551
10
Decimal
12978025
12
Duodecimal
441a521
16
Hexadecimal
c60769
20
Vigesimal
412515
36
Base36
7q5wp
md5
15ec412dafca72b180672946b4c65a91
sha1
a462f6a283df74fb433b02ad04483325b63d16f9
sha256
cc9a38699f8889c1e59e58808deadb8267b4ba84115524c6c6518b7addfe092d
sha512
c1ed267426ba897954704dbe8d47799a03a6a92689bf0d40c739df967bce849bde186b5ac41069f09ce3d75e482adf6ca636c15fd89586ef6cbcafa9356f5682
ripemd-160
c78f5a698681c9a638f07380e141b0625b14b631
Diameter
25956050
Circumference
81543335.996209
Area
5.291357265711E+14
Volume
9.1561822504439E+21
Surface area
2.1165429062844E+15
Circumference
81543335.996209
Perimeter
51912100
Area
168429132900625
Diagonal
18353698.967817
Surface area
1010574797403750
Volume
2.1858774975126E+21
Space diagonal
22478598.681899
Perimeter
38934075
Area
72931953914663
Altitude
11239299.34095
Surface area
72931953914663
Volume
2.5760813355571E+20
Height
6117899.655939