161009206 is an even 9-digits composite number following 161009205
and preceding 161009207 . In scientific notation, it is written as 1.61009206 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 80504602 positive integers (up to 161009206) that are relatively prime to 161009206.
161009206 has 4 divisors, whose sum is 241513812
The reverse of 161009206 is 602900161
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred sixty-one million nine thousand two hundred six
Scientific notation
1.61009206 × 10^8
Engineering notation
1.61009206 × 10^6
Prime Factorization
2 × 80504603
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
161009206
Product of the distinct prime numbers
The prime factorization of 161009206 is 2 × 80504603.
Since it has a total of 2 prime factors.
9 , 4 , 86 , 69 , 925 , 315 , 118 , 8495 , 14190 , 95714 , 337030 , 583702 , 5229483 , 3270653 , 57191484 , 91758802 , 793760554 , 999285639 , 5840251727 , 2150387730
n×2
322018412
n×3
483027618
n×4
644036824
n×5
805046030
n÷2
80504603
n÷3
53669735.333333
n÷3
40252301.5
n÷5
32201841.2
n2
25923964416750436
n3
4.1739969271132E+24
n4
6.7205193108094E+32
n5
1.0820654781411E+41
2 √n
12688.940302484
3 √n
544.02255123858
4 √n
112.64519653533
5 √n
43.78951566226
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
-161009205
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 161009206 can be divided by 4 positive divisors.
The sum of these divisors (counting 161009206) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001100111000110110
3
Ternary
102012222010002221
4
Quaternary
21212030320312
5
Quinary
312204243311
6
Senary
23550552554
8
Octal
1146147066
10
Decimal
161009206
12
Duodecimal
45b0875a
16
Hexadecimal
998ce36
20
Vigesimal
2a66306
36
Base36
2nuzhy
md5
8fed139fa9bb180eed7ad5d53f869dac
sha1
faa32ea1ab131ce33986f9268fddd5b6f32d725a
sha256
360274701501ceeaca3817678135475204e2dfef006ea6a07ba46ad164faae2a
sha512
732fa7d5d649bd932ffbb571f0cd9201c933dd362b0418b6fc5279703c2d6f29a81db98610604ea9fd3f7a5ed2e0b80c8319346be2f0fdac97b5096acb48b77d
ripemd-160
279dbc19e3998d7fd83e9bfb16b6f44b575eb845
Diameter
322018412
Circumference
1011650677.4599
Area
8.1442536163586E+16
Volume
1.74839974431E+25
Surface area
3.2577014465435E+17
Circumference
1011650677.4599
Perimeter
644036824
Area
25923964416750436
Diagonal
227701402.79212
Surface area
155543786500502616
Volume
4.1739969271132E+24
Space diagonal
278876125.27832
Perimeter
483027618
Area
1.1225405875855E+16
Altitude
139438062.63916
Surface area
1.1225405875855E+16
Volume
4.9191025530226E+23
Height
75900467.597375