21534023 is an odd 8-digits composite number following 21534022
and preceding 21534024 . In scientific notation, it is written as 2.1534023 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 18457728 positive integers (up to 21534023) that are relatively prime to 21534023.
21534023 has 4 divisors, whose sum is 24610320
The reverse of 21534023 is 32043512
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million five hundred thirty-four thousand twenty-three
Scientific notation
2.1534023 × 10^7
Engineering notation
2.1534023 × 10^6
Prime Factorization
7 × 3076289
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21534023
Product of the distinct prime numbers
The prime factorization of 21534023 is 7 × 3076289.
Since it has a total of 2 prime factors.
5 , 4 , 31 , 81 , 17 , 641 , 5593 , 7407 , 39724 , 9740 , 693422 , 873129 , 9203323 , 924588 , 86015545 , 59601771 , 122520920 , 616355197 , 9912470073 , 5913151424
n×2
43068046
n×3
64602069
n×4
86136092
n×5
107670115
n÷2
10767011.5
n÷3
7178007.6666667
n÷3
5383505.75
n÷5
4306804.6
n2
463714146564529
n3
9.9856310975459E+21
n4
2.1503080972407E+29
n5
4.6304784023067E+36
2 √n
4640.476591903
3 √n
278.21148701941
4 √n
68.121043678903
5 √n
29.283638336128
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
-21534022
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 21534023 can be divided by 4 positive divisors.
The sum of these divisors (counting 21534023) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001001010101000111
3
Ternary
1111112001010102
4
Quaternary
1102021111013
5
Quinary
21003042043
6
Senary
2045314315
8
Octal
122112507
10
Decimal
21534023
12
Duodecimal
726599b
16
Hexadecimal
1489547
20
Vigesimal
6ebf13
36
Base36
ctjrb
md5
d9e017b6f5670fcc2d880c69a7d5f405
sha1
4e88777b71c6a201121238abf28f02ec213fa822
sha256
b8db2908b8e1bf40ff1bf0707de2a4e0cb3ca81a90e97b9e6c28606650530669
sha512
5e831d0420037cddc99da8c54bc52a999ab0b555faf02e88ff54cd3b643e78a2feec88de44ae8de3b3e66aeca7e3a3dc30e7d4d0e07c06e1f13f95e0307413f2
ripemd-160
32b5599117e9dcf69ee215fa750b4bd58540c508
Diameter
43068046
Circumference
135302256.91807
Area
1.4568009562128E+15
Volume
4.1827713730011E+22
Surface area
5.8272038248511E+15
Circumference
135302256.91807
Perimeter
86136092
Area
463714146564529
Diagonal
30453707.379054
Surface area
2782284879387174
Volume
9.9856310975459E+21
Space diagonal
37298021.927357
Perimeter
64602069
Area
2.0079411550955E+14
Altitude
18649010.963678
Surface area
2.0079411550955E+14
Volume
1.1768179105837E+21
Height
10151235.793018