20975021 is an odd 8-digits composite number following 20975020
and preceding 20975022 . In scientific notation, it is written as 2.0975021 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20940192 positive integers (up to 20975021) that are relatively prime to 20975021.
20975021 has 4 divisors, whose sum is 21009852
The reverse of 20975021 is 12057902
Previous prime number is 613
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million nine hundred seventy-five thousand twenty-one
Scientific notation
2.0975021 × 10^7
Engineering notation
2.0975021 × 10^6
Prime Factorization
613 × 34217
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20975021
Product of the distinct prime numbers
The prime factorization of 20975021 is 613 × 34217.
Since it has a total of 2 prime factors.
3 , 7 , 62 , 52 , 333 , 337 , 7889 , 4603 , 22952 , 41216 , 519390 , 536294 , 3799466 , 3151627 , 64220168 , 4779268 , 907897154 , 67181447 , 2251973099 , 1922651818
n×2
41950042
n×3
62925063
n×4
83900084
n×5
104875105
n÷2
10487510.5
n÷3
6991673.6666667
n÷3
5243755.25
n÷5
4195004.2
n2
439951505950441
n3
9.2279920762921E+21
n4
1.9355732758806E+29
n5
4.0598690108635E+36
2 √n
4579.8494516741
3 √n
275.78298508353
4 √n
67.674584976002
5 √n
29.129999747456
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
-20975020
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 20975021 can be divided by 4 positive divisors.
The sum of these divisors (counting 20975021) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000000110110101101
3
Ternary
1110110122022122
4
Quaternary
1100000312231
5
Quinary
20332200041
6
Senary
2025322325
8
Octal
120006655
10
Decimal
20975021
12
Duodecimal
70363a5
16
Hexadecimal
1400dad
20
Vigesimal
6b1hb1
36
Base36
chkfh
md5
d3e8ff85d343082e4a30f5d242279ecd
sha1
abbb59997cff86f7e4bb43231383dd8d8d2b1696
sha256
ad86ace79008a6b44809665a29d0d8168b178f2a566e1cfc87e19d437bc9ab6d
sha512
069ee30c4ab8917fc4cfc2067fb6fba871a8e67095bccea54640084d9662488b3829932c271cf69a804ffc09c1384c9124574e7479842d99f4bab603ce8fa19d
ripemd-160
672eecaef7b4a2a123ab4eb4687efebee2f10905
Diameter
41950042
Circumference
131789943.76498
Area
1.3821484190297E+15
Volume
3.8654122819019E+22
Surface area
5.5285936761187E+15
Circumference
131789943.76498
Perimeter
83900084
Area
439951505950441
Diagonal
29663159.16926
Surface area
2639709035702646
Volume
9.2279920762921E+21
Space diagonal
36329802.061824
Perimeter
62925063
Area
1.9050459029315E+14
Altitude
18164901.030912
Surface area
1.9050459029315E+14
Volume
1.087529295647E+21
Height
9887719.7230868