20157071 is an odd 8-digits composite number following 20157070
and preceding 20157072 . In scientific notation, it is written as 2.0157071 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 18324600 positive integers (up to 20157071) that are relatively prime to 20157071.
20157071 has 4 divisors, whose sum is 21989544
The reverse of 20157071 is 17075102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred fifty-seven thousand seventy-one
Scientific notation
2.0157071 × 10^7
Engineering notation
2.0157071 × 10^6
Prime Factorization
11 × 1832461
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20157071
Product of the distinct prime numbers
The prime factorization of 20157071 is 11 × 1832461.
Since it has a total of 2 prime factors.
10 , 9 , 81 , 36 , 216 , 398 , 5211 , 6614 , 30329 , 24662 , 200616 , 640393 , 3959350 , 9763776 , 4755078 , 71154955 , 365629186 , 276210234 , 6751682768 , 1236588500
n×2
40314142
n×3
60471213
n×4
80628284
n×5
100785355
n÷2
10078535.5
n÷3
6719023.6666667
n÷3
5039267.75
n÷5
4031414.2
n2
406307511299041
n3
8.1899693530881E+21
n4
1.6508579373802E+29
n5
3.3276460654686E+36
2 √n
4489.6626822068
3 √n
272.15050332131
4 √n
67.004945207102
5 √n
28.89917767562
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
-20157070
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 20157071 can be divided by 4 positive divisors.
The sum of these divisors (counting 20157071) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111001001010001111
3
Ternary
1101221002022012
4
Quaternary
1030321022033
5
Quinary
20130011241
6
Senary
2000011435
8
Octal
114711217
10
Decimal
20157071
12
Duodecimal
6900b7b
16
Hexadecimal
133928f
20
Vigesimal
65jcdb
36
Base36
c01an
md5
1f40fcffc653ef7a19d9101cc1600bd6
sha1
4730f64d231498cf96ba971c26d8c1d1e72529dc
sha256
e58bfdc1d905faf318635116a27db0256d7ad502cb6c10061b116aa866d5abf4
sha512
8778df10ced8a01a150447a108edb03d2ccf8ce7045533b96a7fc28cd9c2df1e29e07d22b584886bdbe3f11e37d0d0df623fe3fc096389a42d347691b706cd68
ripemd-160
103dc3d9c91b6a643ad15ca9adb8083df47b4f30
Diameter
40314142
Circumference
126650612.34298
Area
1.2764526925954E+15
Volume
3.4306063403716E+22
Surface area
5.1058107703817E+15
Circumference
126650612.34298
Perimeter
80628284
Area
406307511299041
Diagonal
28506403.185917
Surface area
2437845067794246
Volume
8.1899693530881E+21
Space diagonal
34913071.103773
Perimeter
60471213
Area
1.759363132667E+14
Altitude
17456535.551887
Surface area
1.759363132667E+14
Volume
9.6519714454643E+20
Height
9502134.3953058