20210957 is an odd 8-digits composite number following 20210956
and preceding 20210958 . In scientific notation, it is written as 2.0210957 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 18592560 positive integers (up to 20210957) that are relatively prime to 20210957.
20210957 has 8 divisors, whose sum is 21840000
The reverse of 20210957 is 75901202
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million two hundred ten thousand nine hundred fifty-seven
Scientific notation
2.0210957 × 10^7
Engineering notation
2.0210957 × 10^6
Prime Factorization
13 × 311 × 4999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20210957
Product of the distinct prime numbers
The prime factorization of 20210957 is 13 × 311 × 4999.
Since it has a total of 3 prime factors.
3 , 5 , 5 , 97 , 917 , 553 , 7008 , 5868 , 65432 , 38392 , 730232 , 320055 , 4149434 , 1751921 , 27814703 , 72492066 , 371462250 , 384449715 , 273428896 , 6263941427
n×2
40421914
n×3
60632871
n×4
80843828
n×5
101054785
n÷2
10105478.5
n÷3
6736985.6666667
n÷3
5052739.25
n÷5
4042191.4
n2
408482782855849
n3
8.2558279595399E+21
n4
1.6685818388966E+29
n5
3.372363579692E+36
2 √n
4495.6597958475
3 √n
272.39280131025
4 √n
67.049681549188
5 √n
28.914612443306
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
-20210956
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 20210957 can be divided by 8 positive divisors.
The sum of these divisors (counting 20210957) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000110010100001101
3
Ternary
1102000211012222
4
Quaternary
1031012110031
5
Quinary
20133222312
6
Senary
2001105125
8
Octal
115062415
10
Decimal
20210957
12
Duodecimal
69281a5
16
Hexadecimal
134650d
20
Vigesimal
66677h
36
Base36
c16vh
md5
3d356377ce20080e339893a5b688b170
sha1
444b667cf5fcc8964003b96727daa77c288bbc8a
sha256
4721ef50d0a8bd4e1e0112faab386b190a6c33aebeda45f68ce7d994ec82eeac
sha512
b249ad5f1b0e9e59101fb873006018acf0d5cd2a688510463d619aba3037da7792b8793bef96e92ec2e2daaa5d3a4e5d575534c2ed3551d0d3a5f09a8e6c687a
ripemd-160
59c20338a9d80a40c2e8adbd381b628aad3f6b3c
Diameter
40421914
Circumference
126989188.06644
Area
1.2832865097378E+15
Volume
3.4581931289322E+22
Surface area
5.1331460389514E+15
Circumference
126989188.06644
Perimeter
80843828
Area
408482782855849
Diagonal
28582609.497939
Surface area
2450896697135094
Volume
8.2558279595399E+21
Space diagonal
35006404.39359
Perimeter
60632871
Area
1.7687823348086E+14
Altitude
17503202.196795
Surface area
1.7687823348086E+14
Volume
9.7295865575003E+20
Height
9527536.4993131