20213930 is an even 8-digits composite number following 20213929
and preceding 20213931 . In scientific notation, it is written as 2.0213930 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 7350480 positive integers (up to 20213930) that are relatively prime to 20213930.
20213930 has 8 divisors, whose sum is 30872352
The reverse of 20213930 is 03931202
Previous prime number is 55
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred thirteen thousand nine hundred thirty
Scientific notation
2.0213930 × 10^7
Engineering notation
2.0213930 × 10^6
Prime Factorization
2 × 55 × 183763
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20213930
Product of the distinct prime numbers
The prime factorization of 20213930 is 2 × 55 × 183763.
Since it has a total of 3 prime factors.
5 , 10 , 58 , 24 , 69 , 825 , 4172 , 2452 , 75851 , 62097 , 81430 , 756994 , 8269547 , 5403317 , 60672719 , 40302541 , 47585383 , 470364156 , 528905645 , 3613481808
n×2
40427860
n×3
60641790
n×4
80855720
n×5
101069650
n÷2
10106965
n÷3
6737976.6666667
n÷3
5053482.5
n÷5
4042786
n2
408602966044900
n3
8.259471753424E+21
n4
1.6695638386069E+29
n5
3.3748446564131E+36
2 √n
4495.9904359329
3 √n
272.40615683969
4 √n
67.052147138872
5 √n
28.915463052065
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
-20213929
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 20213930 can be divided by 8 positive divisors.
The sum of these divisors (counting 20213930) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000111000010101010
3
Ternary
1102000222022002
4
Quaternary
1031013002222
5
Quinary
20133321210
6
Senary
2001131002
8
Octal
115070252
10
Decimal
20213930
12
Duodecimal
6929a62
16
Hexadecimal
13470aa
20
Vigesimal
666ega
36
Base36
c1962
md5
835c542940ece75a63f1d8b20463a9e2
sha1
cee79dcf341d14283437cc136458a6567b9a69bd
sha256
96318762878b28da2f0a24190b2227918466728170983c1637454350b83e42a2
sha512
8d3e3e46270fa9bbec0017c8d9790b854a206e6f8ed34129445175ae5e676ba29535fee15d65ce771a53bb1cdef2a1e22294044c7ce7e010c1ea8a4b109640c8
ripemd-160
2fc051dfbc83ef9965c1c80c1dd2f5b0cab9bf4b
Diameter
40427860
Circumference
127007867.97636
Area
1.2836640763617E+15
Volume
3.4597194377452E+22
Surface area
5.1346563054466E+15
Circumference
127007867.97636
Perimeter
80855720
Area
408602966044900
Diagonal
28586813.95486
Surface area
2451617796269400
Volume
8.259471753424E+21
Space diagonal
35011553.780641
Perimeter
60641790
Area
1.7693027432828E+14
Altitude
17505776.89032
Surface area
1.7693027432828E+14
Volume
9.7338808097747E+20
Height
9528937.9849535