661005089 is an odd 9-digits composite number following 661005088
and preceding 661005090 . In scientific notation, it is written as 6.61005089 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 650168880 positive integers (up to 661005089) that are relatively prime to 661005089.
661005089 has 4 divisors, whose sum is 671841300
The reverse of 661005089 is 980500166
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
six hundred sixty-one million five thousand eighty-nine
Scientific notation
6.61005089 × 10^8
Engineering notation
6.61005089 × 10^6
Prime Factorization
61 × 10836149
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
661005089
Product of the distinct prime numbers
The prime factorization of 661005089 is 61 × 10836149.
Since it has a total of 2 prime factors.
6 , 7 , 92 , 41 , 742 , 622 , 1146 , 7109 , 96850 , 98841 , 69939 , 773438 , 9073502 , 3254993 , 50953293 , 71473720 , 792324594 , 71433250 , 7968669748 , 1654121109
n×2
1322010178
n×3
1983015267
n×4
2644020356
n×5
3305025445
n÷2
330502544.5
n÷3
220335029.66667
n÷3
165251272.25
n÷5
132201017.8
n2
436927727683897921
n3
2.8881145152426E+26
n4
1.9090583921901E+35
n5
1.2618973124358E+44
2 √n
25710.019233754
3 √n
871.10050937668
4 √n
160.34344150527
5 √n
58.081919507702
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
-661005088
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 661005089 can be divided by 4 positive divisors.
The sum of these divisors (counting 661005089) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111011001100010001100100001
3
Ternary
1201001210112111222
4
Quaternary
213121202030201
5
Quinary
2323204130324
6
Senary
145331344425
8
Octal
4731421441
10
Decimal
661005089
12
Duodecimal
165452115
16
Hexadecimal
27662321
20
Vigesimal
a6b5ce9
36
Base36
axjmsh
md5
7258aaaa948881f3425a48688870cb0e
sha1
97c8cf066117585a2c96b740e4e4719ebc92878c
sha256
1e8da55a0a4672919bc3fc00a48d15249d386d71567f47901aac5567902fe45f
sha512
57ced37bbae044c451367f545b4d125fec2c743aa5e495cac12cd00f488486111bf37591be2e14b1516e705cbf019f98c683886e19c1f62da79e57c954aba74b
ripemd-160
9bc77bb450df9438eeec856629c7c2a4adefcd8b
Diameter
1322010178
Circumference
4153217463.1757
Area
1.3726489394414E+18
Volume
1.209770579175E+27
Surface area
5.4905957577657E+18
Circumference
4153217463.1757
Perimeter
2644020356
Area
436927727683897921
Diagonal
934802361.66143
Surface area
2621566366103387526
Volume
2.8881145152426E+26
Space diagonal
1144894398.2096
Perimeter
1983015267
Area
1.8919525589603E+17
Altitude
572447199.10479
Surface area
1.8919525589603E+17
Volume
3.4036755976189E+25
Height
311600787.22048