161708045 is an odd 9-digits composite number following 161708044
and preceding 161708046 . In scientific notation, it is written as 1.61708045 × 10^8.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 129366432 positive integers (up to 161708045) that are relatively prime to 161708045.
161708045 has 4 divisors, whose sum is 194049660
The reverse of 161708045 is 540807161
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred sixty-one million seven hundred eight thousand forty-five
Scientific notation
1.61708045 × 10^8
Engineering notation
1.61708045 × 10^6
Prime Factorization
5 × 32341609
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
161708045
Product of the distinct prime numbers
The prime factorization of 161708045 is 5 × 32341609.
Since it has a total of 2 prime factors.
9 , 6 , 31 , 9 , 268 , 404 , 5388 , 8957 , 80613 , 84019 , 464739 , 923248 , 2906966 , 6651831 , 5253559 , 39245971 , 26209608 , 510718477 , 3990056929 , 680464846
n×2
323416090
n×3
485124135
n×4
646832180
n×5
808540225
n÷2
80854022.5
n÷3
53902681.666667
n÷3
40427011.25
n÷5
32341609
n2
26149491817722025
n3
4.2285831995873E+24
n4
6.8379592232511E+32
n5
1.1057530177817E+41
2 √n
12716.447813757
3 √n
544.8085010224
4 √n
112.76722845648
5 √n
43.827462349639
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
-161708044
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 161708045 can be divided by 4 positive divisors.
The sum of these divisors (counting 161708045) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000110111100000001101
3
Ternary
102021021121201212
4
Quaternary
21220313200031
5
Quinary
312344124140
6
Senary
24013544205
8
Octal
1150674015
10
Decimal
161708045
12
Duodecimal
461a5065
16
Hexadecimal
9a3780d
20
Vigesimal
2aada25
36
Base36
2o9yq5
md5
d2c4a1746d09805966175404dcb5709c
sha1
07b9bac9d22949b0826e7ce5fc1a0cee4c72c62c
sha256
b3919809561ec213db11763cc0339dc3f6bcdef5263eaa6eb2e8413117284fdb
sha512
2afce5fa3de8a5118e471e3e88f2e15f3a18d10dd463d11ad0bb8841f94ed5a476a1b30b6a9ac33f2f51b667bc6b569241041d560428e46729fbfa926eefae1a
ripemd-160
f052b49058e25976647080d3ec2ef5dac925e40d
Diameter
323416090
Circumference
1016041612.3967
Area
8.2151051389662E+16
Volume
1.7712647886556E+25
Surface area
3.2860420555865E+17
Circumference
1016041612.3967
Perimeter
646832180
Area
26149491817722025
Diagonal
228689710.38384
Surface area
156896950906332150
Volume
4.2285831995873E+24
Space diagonal
280086549.93263
Perimeter
485124135
Area
1.13230621051E+16
Altitude
140043274.96632
Surface area
1.13230621051E+16
Volume
4.9834330920662E+23
Height
76229903.46128