661859097 is an odd 9-digits composite number following 661859096
and preceding 661859098 . In scientific notation, it is written as 6.61859097 × 10^8.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 441239396 positive integers (up to 661859097) that are relatively prime to 661859097.
661859097 has 4 divisors, whose sum is 882478800
The reverse of 661859097 is 790958166
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
six hundred sixty-one million eight hundred fifty-nine thousand ninety-seven
Scientific notation
6.61859097 × 10^8
Engineering notation
6.61859097 × 10^6
Prime Factorization
3 × 220619699
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
661859097
Product of the distinct prime numbers
The prime factorization of 661859097 is 3 × 220619699.
Since it has a total of 2 prime factors.
3 , 6 , 22 , 99 , 262 , 97 , 9370 , 6979 , 46610 , 25670 , 233926 , 281127 , 1781037 , 4830996 , 18080051 , 34331825 , 351835434 , 956787587 , 4137725367 , 4768466648
n×2
1323718194
n×3
1985577291
n×4
2647436388
n×5
3309295485
n÷2
330929548.5
n÷3
220619699
n÷3
165464774.25
n÷5
132371819.4
n2
438057464281655409
n3
2.8993231774357E+26
n4
1.9189434201287E+35
n5
1.2700701592405E+44
2 √n
25726.622339514
3 √n
871.47549723756
4 √n
160.39520672238
5 √n
58.096919939735
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
-661859096
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 661859097 can be divided by 4 positive divisors.
The sum of these divisors (counting 661859097) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111011100110010101100011001
3
Ternary
1201010101220222220
4
Quaternary
213130302230121
5
Quinary
2323413442342
6
Senary
145401534253
8
Octal
4734625431
10
Decimal
661859097
12
Duodecimal
1657a4389
16
Hexadecimal
27732b19
20
Vigesimal
a6gc7eh
36
Base36
ay1xqx
md5
d8a92937ae4dbf1e4609499a2bdf295a
sha1
9fd6b7d6a6fcdf6eb8738bb7676ca5cebe94ba0c
sha256
69b85edcc94ba027086f7501f3db7c07c07172723bde259b25c75f3568d56189
sha512
7b0118af0a9829b8daa1001ee4c021c334e5e6ebac53d36173d2a9660437247f7d6a0e4824cd2dbc9a04b7f3315ac4276cde47dbe2c4b4be4240598fa0f32f58
ripemd-160
ae960c7fe92bd0345dfb0ae5ada3338598b81724
Diameter
1323718194
Circumference
4158583353.6935
Area
1.3761981116374E+18
Volume
1.2144656526153E+27
Surface area
5.5047924465497E+18
Circumference
4158583353.6935
Perimeter
2647436388
Area
438057464281655409
Diagonal
936010111.35741
Surface area
2628344785689932454
Volume
2.8993231774357E+26
Space diagonal
1146373583.4557
Perimeter
1985577291
Area
1.8968444619265E+17
Altitude
573186791.72783
Surface area
1.8968444619265E+17
Volume
3.4168851326935E+25
Height
312003370.45247