861361225 is an odd 9-digits composite number following 861361224
and preceding 861361226 . In scientific notation, it is written as 8.61361225 × 10^8.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 688708800 positive integers (up to 861361225) that are relatively prime to 861361225.
861361225 has 12 divisors, whose sum is 1068677260
The reverse of 861361225 is 522163168
Previous prime number is 2029
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
eight hundred sixty-one million three hundred sixty-one thousand two hundred twenty-five
Scientific notation
8.61361225 × 10^8
Engineering notation
8.61361225 × 10^6
Prime Factorization
5 × 5 × 2029 × 16981
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
172272245
Product of the distinct prime numbers
The prime factorization of 861361225 is 5 × 5 × 2029 × 16981.
Since it has a total of 4 prime factors.
7 , 3 , 79 , 77 , 671 , 801 , 5529 , 2962 , 51092 , 41352 , 692007 , 967527 , 9301976 , 6205911 , 69339709 , 61104603 , 933641049 , 424083966 , 7461858655 , 3335165774
n×2
1722722450
n×3
2584083675
n×4
3445444900
n×5
4306806125
n÷2
430680612.5
n÷3
287120408.33333
n÷3
215340306.25
n÷5
172272245
n2
741943159933500625
n3
6.3908106912069E+26
n4
5.5047965257211E+35
n5
4.7416182787709E+44
2 √n
29348.956114315
3 √n
951.47001408693
4 √n
171.31537033879
5 √n
61.240265312989
1 , 5 , 25 , 2029 , 10145 , 16981 , 50725 , 84905 , 424525 , 34454449 , 172272245 , 861361225
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
-861361224
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 861361225 can be divided by 12 positive divisors.
The sum of these divisors (counting 861361225) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110011010101110101010001001001
3
Ternary
2020000210200110121
4
Quaternary
303111311101021
5
Quinary
3231002024400
6
Senary
221245543241
8
Octal
6325652111
10
Decimal
861361225
12
Duodecimal
200574b21
16
Hexadecimal
33575449
20
Vigesimal
d93a315
36
Base36
e8tykp
md5
094c224bc16ccaf13546e4d8d050397f
sha1
108558bdd19f79dd8a9ff64c0f275db2b98a0f9a
sha256
d9bf0b0e62a7c8e71185b6756970deb59069233cb65095b6aff8ee2c2c731849
sha512
64775cfc5ad3566bf1c5738d7209c491408e4510f26e20a3aff597cdf614c79aa80bc9e10ec777763fcb1eaa8e650d35768421d61d961c0316bf1bc4eceff5c7
ripemd-160
6aa560be237047c1a96e6e30080b7f9f21ef1d17
Diameter
1722722450
Circumference
5412092193.0942
Area
2.3308831806283E+18
Volume
2.6769765223972E+27
Surface area
9.3235327225131E+18
Circumference
5412092193.0942
Perimeter
3445444900
Area
741943159933500625
Diagonal
1218148726.4973
Surface area
4451658959601003750
Volume
6.3908106912069E+26
Space diagonal
1491921405.3698
Perimeter
2584083675
Area
3.2127081233326E+17
Altitude
745960702.68488
Surface area
3.2127081233326E+17
Volume
7.5316426283865E+25
Height
406049575.4991