25561961 is an odd 8-digits composite number following 25561960
and preceding 25561962 . In scientific notation, it is written as 2.5561961 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 25207632 positive integers (up to 25561961) that are relatively prime to 25561961.
25561961 has 4 divisors, whose sum is 25587072
The reverse of 25561961 is 16916552
Previous prime number is 24047
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-five million five hundred sixty-one thousand nine hundred sixty-one
Scientific notation
2.5561961 × 10^7
Engineering notation
2.5561961 × 10^6
Prime Factorization
24047 × 1063
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
25561961
Product of the distinct prime numbers
The prime factorization of 25561961 is 24047 × 1063.
Since it has a total of 2 prime factors.
5 , 4 , 77 , 28 , 510 , 173 , 6741 , 8419 , 54010 , 32371 , 339307 , 997536 , 8380240 , 4865764 , 70593950 , 85347133 , 198952266 , 751445688 , 9665034561 , 5192969847
n×2
51123922
n×3
76685883
n×4
102247844
n×5
127809805
n÷2
12780980.5
n÷3
8520653.6666667
n÷3
6390490.25
n÷5
5112392.2
n2
653413850165521
n3
1.6702539354791E+22
n4
4.2694965958813E+29
n5
1.0913670547355E+37
2 √n
5055.8838000888
3 √n
294.57647161909
4 √n
71.104738239366
5 √n
30.305317167451
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
-25561960
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 25561961 can be divided by 4 positive divisors.
The sum of these divisors (counting 25561961) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100001100000101101101001
3
Ternary
1210002200102022
4
Quaternary
1201200231221
5
Quinary
23020440321
6
Senary
2311514225
8
Octal
141405551
10
Decimal
25561961
12
Duodecimal
8688975
16
Hexadecimal
1860b69
20
Vigesimal
7jf4i1
36
Base36
f7vqh
md5
3d29119fdc047504efe63bb93ba3ba32
sha1
214d9aa031d6b6326e2852e7d78ebadbc0f1538a
sha256
d875afcea3ae2bd38b6f949bea75406064344d7b91675fc1c1068c86036088f8
sha512
f1b7db0b25c00b9b80e835f43cb743f1bd81333ce508be71963ddff75f358e4b2d3d656a5935cfdee58ab8c855613be0059ff2ddc1ca1bb871916766bde3ee1c
ripemd-160
f8e3917c0308e830cc1541c55f8292557afabe85
Diameter
51123922
Circumference
160610537.7779
Area
2.0527601514338E+15
Volume
6.9963433244407E+22
Surface area
8.2110406057353E+15
Circumference
160610537.7779
Perimeter
102247844
Area
653413850165521
Diagonal
36150071.927052
Surface area
3920483100993126
Volume
1.6702539354791E+22
Space diagonal
44274615.193094
Perimeter
76685883
Area
2.8293649671397E+14
Altitude
22137307.596547
Surface area
2.8293649671397E+14
Volume
1.9684131401346E+21
Height
12050023.975684