20122870 is an even 8-digits composite number following 20122869
and preceding 20122871 . In scientific notation, it is written as 2.0122870 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 8049144 positive integers (up to 20122870) that are relatively prime to 20122870.
20122870 has 8 divisors, whose sum is 36221184
The reverse of 20122870 is 07822102
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred twenty-two thousand eight hundred seventy
Scientific notation
2.0122870 × 10^7
Engineering notation
2.0122870 × 10^6
Prime Factorization
2 × 5 × 2012287
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20122870
Product of the distinct prime numbers
The prime factorization of 20122870 is 2 × 5 × 2012287.
Since it has a total of 3 prime factors.
5 , 5 , 17 , 84 , 922 , 224 , 9825 , 9147 , 87826 , 14567 , 430467 , 25471 , 7585322 , 8457890 , 53113858 , 59155569 , 24628361 , 755779647 , 2406135902 , 8241205285
n×2
40245740
n×3
60368610
n×4
80491480
n×5
100614350
n÷2
10061435
n÷3
6707623.3333333
n÷3
5030717.5
n÷5
4024574
n2
404929897036900
n3
8.1483516771869E+21
n4
1.6396822151431E+29
n5
3.2995112056638E+36
2 √n
4485.8522044312
3 √n
271.99649469243
4 √n
66.976504868731
5 √n
28.889364223423
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20122869
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20122870 can be divided by 8 positive divisors.
The sum of these divisors (counting 20122870) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000110011110110
3
Ternary
1101212100101111
4
Quaternary
1030300303312
5
Quinary
20122412440
6
Senary
1555145234
8
Octal
114606366
10
Decimal
20122870
12
Duodecimal
68a521a
16
Hexadecimal
1330cf6
20
Vigesimal
65f73a
36
Base36
bzawm
md5
aa261e3798ef9bec7c6ab52f6877ce9e
sha1
c0e2e302e8c081e29b37e4b94a36b73c9198cbc0
sha256
3f31f1523484080d3fd88830c6adcc10b1ce5da92b2670a13548a13d63b60f95
sha512
8f9fa160ac2732ad452125515392442cf1c4288fce3f053901a3a60a73d3eca4cb54616032154e2195bdced1f0642de6903a65169c5e599daaf374561c4058c2
ripemd-160
f2196a9381a612ee5eaff886be7b49182c6d060f
Diameter
40245740
Circumference
126435721.12228
Area
1.27212478975E+15
Volume
3.4131735690555E+22
Surface area
5.088499159E+15
Circumference
126435721.12228
Perimeter
80491480
Area
404929897036900
Diagonal
28458035.667871
Surface area
2429579382221400
Volume
8.1483516771869E+21
Space diagonal
34853833.234104
Perimeter
60368610
Area
1.7533978879289E+14
Altitude
17426916.617052
Surface area
1.7533978879289E+14
Volume
9.6029245440528E+20
Height
9486011.8892902