21497626 is an even 8-digits composite number following 21497625
and preceding 21497627 . In scientific notation, it is written as 2.1497626 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 10183068 positive integers (up to 21497626) that are relatively prime to 21497626.
21497626 has 8 divisors, whose sum is 33943680
The reverse of 21497626 is 62679412
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million four hundred ninety-seven thousand six hundred twenty-six
Scientific notation
2.1497626 × 10^7
Engineering notation
2.1497626 × 10^6
Prime Factorization
2 × 19 × 565727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21497626
Product of the distinct prime numbers
The prime factorization of 21497626 is 2 × 19 × 565727.
Since it has a total of 3 prime factors.
6 , 10 , 28 , 34 , 304 , 291 , 5096 , 357 , 26061 , 35608 , 377671 , 119907 , 8536683 , 7476643 , 33627892 , 34668245 , 907914617 , 107958490 , 7250199437 , 7813844677
n×2
42995252
n×3
64492878
n×4
85990504
n×5
107488130
n÷2
10748813
n÷3
7165875.3333333
n÷3
5374406.5
n÷5
4299525.2
n2
462147923635876
n3
9.9350832190006E+21
n4
2.1358070332095E+29
n5
4.5914780808108E+36
2 √n
4636.5532456772
3 √n
278.05465343702
4 √n
68.092240715644
5 √n
29.273732542763
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21497625
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21497626 can be divided by 8 positive divisors.
The sum of these divisors (counting 21497626) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010000000011100011010
3
Ternary
1111110012012101
4
Quaternary
1102000130122
5
Quinary
21000411001
6
Senary
2044434014
8
Octal
122003432
10
Decimal
21497626
12
Duodecimal
724890a
16
Hexadecimal
148071a
20
Vigesimal
6e7416
36
Base36
csroa
md5
23df7d6cfa29b202932da058ca6dcd18
sha1
643edc3c0ddd8506ab4c6e8a038031174167e717
sha256
94d0cca4dcc755f2b1069517fbc778a6fb4f1c0f21abec862a95eeee62f818ac
sha512
0fda3e0156741ece2f4a1e0ff488726d170879438c511cce740054f86850e9b674d8923e4915645aea1e0c83640d6347bd12e54cfcf5e9fca49815088374236d
ripemd-160
2f628a23c3901874e2747b2d3dd0d46a91688081
Diameter
42995252
Circumference
135073567.82244
Area
1.4518805217662E+15
Volume
4.1615979271487E+22
Surface area
5.807522087065E+15
Circumference
135073567.82244
Perimeter
85990504
Area
462147923635876
Diagonal
30402234.248024
Surface area
2772887541815256
Volume
9.9350832190006E+21
Space diagonal
37234980.474114
Perimeter
64492878
Area
2.0011592108745E+14
Altitude
18617490.237057
Surface area
2.0011592108745E+14
Volume
1.170860785968E+21
Height
10134078.082675