21033031 is an odd 8-digits composite number following 21033030
and preceding 21033032 . In scientific notation, it is written as 2.1033031 × 10^7.
The sum of its digits is 13. It has a total of 2 prime factors and 4 positive divisors.
There are 20903832 positive integers (up to 21033031) that are relatively prime to 21033031.
21033031 has 4 divisors, whose sum is 21162232
The reverse of 21033031 is 13033012
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty-one million thirty-three thousand thirty-one
Scientific notation
2.1033031 × 10^7
Engineering notation
2.1033031 × 10^6
Prime Factorization
163 × 129037
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21033031
Product of the distinct prime numbers
The prime factorization of 21033031 is 163 × 129037.
Since it has a total of 2 prime factors.
4 , 9 , 66 , 34 , 603 , 176 , 5542 , 8147 , 39995 , 70238 , 986286 , 312352 , 1243960 , 7520991 , 83896756 , 91302901 , 144693557 , 621016878 , 8736766789 , 5577841327
n×2
42066062
n×3
63099093
n×4
84132124
n×5
105165155
n÷2
10516515.5
n÷3
7011010.3333333
n÷3
5258257.75
n÷5
4206606.2
n2
442388393046961
n3
9.3047687849969E+21
n4
1.9570749030267E+29
n5
4.1163217104683E+36
2 √n
4586.1782564571
3 √n
276.03699269615
4 √n
67.721327928926
5 √n
29.146094748979
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
-21033030
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 21033031 can be divided by 4 positive divisors.
The sum of these divisors (counting 21033031) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001111000001000111
3
Ternary
1110120120220011
4
Quaternary
1100033001013
5
Quinary
20341024111
6
Senary
2030451051
8
Octal
120170107
10
Decimal
21033031
12
Duodecimal
7063a87
16
Hexadecimal
140f047
20
Vigesimal
6b92bb
36
Base36
cit6v
md5
daaff6864ed76ea71b0c6806002eba28
sha1
53b118cd2ced6d90d44158d1d773ef313adefbb8
sha256
9210ea1b9197dd6d89735c01398177dd8bef3747e21e8517a2140eada190194b
sha512
ccd0b792d5f2a7f223f64a12f7e26bbcf434e8275b5c4251b22006ff6042385d9fccbed7eab30848fc01b6547de98461753dce49faaa2e7797dd7ab110e9c0e1
ripemd-160
a4fc1c704169f2af4a5a6c581fe4ffdb8f94ffa4
Diameter
42066062
Circumference
132154431.34465
Area
1.3898041256297E+15
Volume
3.8975724344397E+22
Surface area
5.5592165025189E+15
Circumference
132154431.34465
Perimeter
84132124
Area
442388393046961
Diagonal
29745197.698014
Surface area
2654330358281766
Volume
9.3047687849969E+21
Space diagonal
36430278.329171
Perimeter
63099093
Area
1.9155979335902E+14
Altitude
18215139.164586
Surface area
1.9155979335902E+14
Volume
1.0965775175407E+21
Height
9915065.8993379