21163693 is an odd 8-digits composite number following 21163692
and preceding 21163694 . In scientific notation, it is written as 2.1163693 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 21081088 positive integers (up to 21163693) that are relatively prime to 21163693.
21163693 has 4 divisors, whose sum is 21246300
The reverse of 21163693 is 39636112
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million one hundred sixty-three thousand six hundred ninety-three
Scientific notation
2.1163693 × 10^7
Engineering notation
2.1163693 × 10^6
Prime Factorization
257 × 82349
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21163693
Product of the distinct prime numbers
The prime factorization of 21163693 is 257 × 82349.
Since it has a total of 2 prime factors.
4 , 6 , 10 , 17 , 927 , 646 , 1652 , 5207 , 15242 , 11364 , 707953 , 415738 , 1289377 , 1464820 , 58275520 , 56874508 , 603393730 , 327397645 , 9186042839 , 6834980515
n×2
42327386
n×3
63491079
n×4
84654772
n×5
105818465
n÷2
10581846.5
n÷3
7054564.3333333
n÷3
5290923.25
n÷5
4232738.6
n2
447901901398249
n3
9.4792583353088E+21
n4
2.0061611327617E+29
n5
4.24577783223E+36
2 √n
4600.4013955306
3 √n
276.60741477216
4 √n
67.826258893813
5 √n
29.182217540524
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21163692
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21163693 can be divided by 4 positive divisors.
The sum of these divisors (counting 21163693) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000101110111010101101
3
Ternary
1110211020010111
4
Quaternary
1100232322231
5
Quinary
20404214233
6
Senary
2033340021
8
Octal
120567255
10
Decimal
21163693
12
Duodecimal
7107611
16
Hexadecimal
142eead
20
Vigesimal
6c594d
36
Base36
clm0d
md5
a3a19fc1cfe50df050971b4daa6cedb0
sha1
9ebd826fc99c515285e60d45d4c69455df6c2562
sha256
56a02812963176d412d3c18d28d806d5d7bc9cd1d696c8080e0edc2e58afde94
sha512
6e5ab46f2493e4cc3484e926be807a1d6b10d9e6de490b73acfcfe0e80ece8de86bfef2107119444f89c3c6c44d554e2bd7ea8edf2e65eba313d114592a81ccf
ripemd-160
5a7f58630a85dec7e9afd5b0edf18ea401ec6740
Diameter
42327386
Circumference
132975404.90326
Area
1.4071253229616E+15
Volume
3.9706624463581E+22
Surface area
5.6285012918466E+15
Circumference
132975404.90326
Perimeter
84654772
Area
447901901398249
Diagonal
29929981.670501
Surface area
2687411408389494
Volume
9.4792583353088E+21
Space diagonal
36656591.55179
Perimeter
63491079
Area
1.9394721250712E+14
Altitude
18328295.775895
Surface area
1.9394721250712E+14
Volume
1.1171413082527E+21
Height
9976660.5568335