20213021 is an odd 8-digits composite number following 20213020
and preceding 20213022 . In scientific notation, it is written as 2.0213021 × 10^7.
The sum of its digits is 11. It has a total of 3 prime factors and 8 positive divisors.
There are 19015920 positive integers (up to 20213021) that are relatively prime to 20213021.
20213021 has 8 divisors, whose sum is 21439104
The reverse of 20213021 is 12031202
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 11
Digital Root 2
Name
twenty million two hundred thirteen thousand twenty-one
Scientific notation
2.0213021 × 10^7
Engineering notation
2.0213021 × 10^6
Prime Factorization
23 × 61 × 14407
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20213021
Product of the distinct prime numbers
The prime factorization of 20213021 is 23 × 61 × 14407.
Since it has a total of 3 prime factors.
6 , 10 , 78 , 84 , 68 , 23 , 2084 , 7664 , 15342 , 58309 , 818648 , 499001 , 171386 , 9897764 , 22308264 , 6210802 , 176482873 , 548276663 , 7368958012 , 6793181720
n×2
40426042
n×3
60639063
n×4
80852084
n×5
101065105
n÷2
10106510.5
n÷3
6737673.6666667
n÷3
5053255.25
n÷5
4042604.2
n2
408566217946441
n3
8.258357543242E+21
n4
1.6692635444706E+29
n5
3.3740859078918E+36
2 √n
4495.8893447237
3 √n
272.40207350197
4 √n
67.051393309339
5 √n
28.915202987558
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
-20213020
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 20213021 can be divided by 8 positive divisors.
The sum of these divisors (counting 20213021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000110110100011101
3
Ternary
1102000221001102
4
Quaternary
1031012310131
5
Quinary
20133304041
6
Senary
2001122445
8
Octal
115066435
10
Decimal
20213021
12
Duodecimal
6929425
16
Hexadecimal
1346d1d
20
Vigesimal
666cb1
36
Base36
c18gt
md5
6fe840ead2ab0270124db68307b23cdf
sha1
150eec29191aa84688c28d02521b3a0fc6e66f27
sha256
5b0eb12007ee9c54b31b14548da94518eaa357253c6446062eaac24284a625fe
sha512
af1ac7669fce542ef6cfd08d0c2dfc924d00331e25ef23f19d71860053740502cdbc80a948a4916bd11bab02c9b0ae55203be140d2dbcc0b08b9c5052f1daaad
ripemd-160
e0ec09b065c97400cd246cf6f35c18908724e81d
Diameter
40426042
Circumference
127002156.56091
Area
1.2835486288055E+15
Volume
3.4592527184756E+22
Surface area
5.134194515222E+15
Circumference
127002156.56091
Perimeter
80852084
Area
408566217946441
Diagonal
28585528.434732
Surface area
2451397307678646
Volume
8.258357543242E+21
Space diagonal
35009979.346457
Perimeter
60639063
Area
1.7691436193487E+14
Altitude
17504989.673228
Surface area
1.7691436193487E+14
Volume
9.7325677004825E+20
Height
9528509.4782441