20702521 is an odd 8-digits composite number following 20702520
and preceding 20702522 . In scientific notation, it is written as 2.0702521 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 17616528 positive integers (up to 20702521) that are relatively prime to 20702521.
20702521 has 8 divisors, whose sum is 23831360
The reverse of 20702521 is 12520702
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million seven hundred two thousand five hundred twenty-one
Scientific notation
2.0702521 × 10^7
Engineering notation
2.0702521 × 10^6
Prime Factorization
7 × 139 × 21277
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20702521
Product of the distinct prime numbers
The prime factorization of 20702521 is 7 × 139 × 21277.
Since it has a total of 3 prime factors.
9 , 5 , 78 , 18 , 295 , 801 , 8726 , 5332 , 8085 , 73248 , 290964 , 511088 , 4336528 , 4143811 , 88707299 , 46499174 , 859594339 , 816657079 , 7121917994 , 276638804
n×2
41405042
n×3
62107563
n×4
82810084
n×5
103512605
n÷2
10351260.5
n÷3
6900840.3333333
n÷3
5175630.25
n÷5
4140504.2
n2
428594375755441
n3
8.8729840645589E+21
n4
1.836931389292E+29
n5
3.8029110662376E+36
2 √n
4550.0023076917
3 √n
274.58348406259
4 √n
67.453704921907
5 √n
29.053914006134
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
-20702520
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 20702521 can be divided by 8 positive divisors.
The sum of these divisors (counting 20702521) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111110010100111001
3
Ternary
1102221210112001
4
Quaternary
1032332110321
5
Quinary
20244440041
6
Senary
2015421001
8
Octal
116762471
10
Decimal
20702521
12
Duodecimal
6b24761
16
Hexadecimal
13be539
20
Vigesimal
697g61
36
Base36
cbq61
md5
5946b2e349aaf299d686ce7813747af4
sha1
fc42f18e9b3d25cf25b1fad3b5037e4abc9491fc
sha256
2bfe97d121c8550f8e184b0b1f92e04b61ae4bbb30a6d530a2672ef5c77717e9
sha512
f7fea376dcec6c69119ce905363dcd13497333a61f8d8b2486b9391e07c23481711d611453facdd5452ce34c11f6549879f692d23e699cb8500c940f0f60e40b
ripemd-160
93c9895d45e071ae11c2b22998871290199c200a
Diameter
41405042
Circumference
130077775.76878
Area
1.3464689422432E+15
Volume
3.716706873685E+22
Surface area
5.3858757689728E+15
Circumference
130077775.76878
Perimeter
82810084
Area
428594375755441
Diagonal
29277785.973514
Surface area
2571566254532646
Volume
8.8729840645589E+21
Space diagonal
35857818.216762
Perimeter
62107563
Area
1.8558680866167E+14
Altitude
17928909.108381
Surface area
1.8558680866167E+14
Volume
1.045691200235E+21
Height
9759261.9911713