21012023 is an odd 8-digits composite number following 21012022
and preceding 21012024 . In scientific notation, it is written as 2.1012023 × 10^7.
The sum of its digits is 11. It has a total of 2 prime factors and 4 positive divisors.
There are 20846448 positive integers (up to 21012023) that are relatively prime to 21012023.
21012023 has 4 divisors, whose sum is 21177600
The reverse of 21012023 is 32021012
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 11
Digital Root 2
Name
twenty-one million twelve thousand twenty-three
Scientific notation
2.1012023 × 10^7
Engineering notation
2.1012023 × 10^6
Prime Factorization
127 × 165449
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21012023
Product of the distinct prime numbers
The prime factorization of 21012023 is 127 × 165449.
Since it has a total of 2 prime factors.
6 , 8 , 46 , 90 , 268 , 233 , 8441 , 6651 , 1197 , 46103 , 520662 , 163687 , 6635190 , 9549010 , 97952308 , 4914767 , 768532687 , 362420320 , 216902040 , 8759722750
n×2
42024046
n×3
63036069
n×4
84048092
n×5
105060115
n÷2
10506011.5
n÷3
7004007.6666667
n÷3
5253005.75
n÷5
4202404.6
n2
441505110552529
n3
9.2769155375473E+21
n4
1.94926762644E+29
n5
4.0958056199913E+36
2 √n
4583.8873240951
3 √n
275.94505925252
4 √n
67.704411407937
5 √n
29.140270139733
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
-21012022
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 21012023 can be divided by 4 positive divisors.
The sum of these divisors (counting 21012023) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001001111000110111
3
Ternary
1110112112002002
4
Quaternary
1100021320313
5
Quinary
20334341043
6
Senary
2030205515
8
Octal
120117067
10
Decimal
21012023
12
Duodecimal
705389b
16
Hexadecimal
1409e37
20
Vigesimal
6b6a13
36
Base36
ciczb
md5
eb95a39882f84f524bef543109d3f881
sha1
80dc7fd7754377e89eb7cd7b48546f6ae2d33330
sha256
209fd93a59f4c6d823bd3491e57997ce8fb75c0be15cae7b5ad0e0e8b89f0cfd
sha512
46cd078e8aeabc14a9eb04e74ab5990c17425d54ca604424560bb6af2ebbcb7a4e3e4e503a36f8b0165ea61e8ab634616ab120bc2192548e594f1628fe400069
ripemd-160
ba4977a2dc6157c99abf5dd307ab5791ce5fc868
Diameter
42024046
Circumference
132022434.18772
Area
1.3870292118342E+15
Volume
3.8859052934309E+22
Surface area
5.5481168473367E+15
Circumference
132022434.18772
Perimeter
84048092
Area
441505110552529
Diagonal
29715487.899495
Surface area
2649030663315174
Volume
9.2769155375473E+21
Space diagonal
36393891.405806
Perimeter
63036069
Area
1.9117732081957E+14
Altitude
18196945.702903
Surface area
1.9117732081957E+14
Volume
1.0932949808491E+21
Height
9905162.6331651