20100681 is an odd 8-digits composite number following 20100680
and preceding 20100682 . In scientific notation, it is written as 2.0100681 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 12445056 positive integers (up to 20100681) that are relatively prime to 20100681.
20100681 has 16 divisors, whose sum is 23961600
The reverse of 20100681 is 18600102
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred thousand six hundred eighty-one
Scientific notation
2.0100681 × 10^7
Engineering notation
2.0100681 × 10^6
Prime Factorization
9 × 17 × 79 × 1663
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20100681
Product of the distinct prime numbers
The prime factorization of 20100681 is 9 × 17 × 79 × 1663.
Since it has a total of 4 prime factors.
3 , 10 , 36 , 27 , 300 , 846 , 9305 , 7677 , 11337 , 17286 , 91209 , 659422 , 1447094 , 2474016 , 30509860 , 62539750 , 150865788 , 836092889 , 5498057466 , 9767418797
n×2
40201362
n×3
60302043
n×4
80402724
n×5
100503405
n÷2
10050340.5
n÷3
6700227
n÷3
5025170.25
n÷5
4020136.2
n2
404037376663761
n3
8.1214264203951E+21
n4
1.6324620174133E+29
n5
3.2813598256642E+36
2 √n
4483.3783021289
3 √n
271.89648328057
4 √n
66.958033887868
5 √n
28.882990291399
1 , 9 , 17 , 79 , 153 , 711 , 1343 , 1663 , 12087 , 14967 , 28271 , 131377 , 254439 , 1182393 , 2233409 , 20100681
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20100680
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20100681 can be divided by 16 positive divisors.
The sum of these divisors (counting 20100681) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100101011011001001001
3
Ternary
1101211012221200
4
Quaternary
1030223121021
5
Quinary
20121210211
6
Senary
1554454413
8
Octal
114533111
10
Decimal
20100681
12
Duodecimal
6894409
16
Hexadecimal
132b649
20
Vigesimal
65cbe1
36
Base36
byts9
md5
0c090276f14b78466fa957fd5c1cea86
sha1
32db9d8d9c2e60fdfbec95c6d2f74a66346105c7
sha256
ae7c63d3aa1373a475d38eddbeeb271f0eb251b726ce667034084f33d41b930d
sha512
922ed19a363a6992c5a0586f4726fc9c726cc00c20dcdc71414aeef5ad7763d771e6b375721ceea50c8dd6373c2cfd2d94b53a7befac98da631a3f3e9587c422
ripemd-160
fa1ec2a3b44c86a71b2129048a3a6748a52a1641
Diameter
40201362
Circumference
126296303.5235
Area
1.2693208543026E+15
Volume
3.4018951438644E+22
Surface area
5.0772834172103E+15
Circumference
126296303.5235
Perimeter
80402724
Area
404037376663761
Diagonal
28426655.683135
Surface area
2424224259982566
Volume
8.1214264203951E+21
Space diagonal
34815400.758734
Perimeter
60302043
Area
1.7495331613462E+14
Altitude
17407700.379367
Surface area
1.7495331613462E+14
Volume
9.5711928246149E+20
Height
9475551.8943784