21557035 is an odd 8-digits composite number following 21557034
and preceding 21557036 . In scientific notation, it is written as 2.1557035 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 17245624 positive integers (up to 21557035) that are relatively prime to 21557035.
21557035 has 4 divisors, whose sum is 25868448
The reverse of 21557035 is 53075512
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million five hundred fifty-seven thousand thirty-five
Scientific notation
2.1557035 × 10^7
Engineering notation
2.1557035 × 10^6
Prime Factorization
5 × 4311407
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21557035
Product of the distinct prime numbers
The prime factorization of 21557035 is 5 × 4311407.
Since it has a total of 2 prime factors.
1 , 2 , 44 , 77 , 6 , 97 , 9950 , 8971 , 80652 , 56368 , 775393 , 610024 , 4838072 , 4204711 , 65899211 , 53939508 , 708966477 , 61269112 , 4226465509 , 7189135546
n×2
43114070
n×3
64671105
n×4
86228140
n×5
107785175
n÷2
10778517.5
n÷3
7185678.3333333
n÷3
5389258.75
n÷5
4311407
n2
464705757991225
n3
1.0017678289718E+22
n4
2.159514415102E+29
n5
4.6552727829358E+36
2 √n
4642.9554165424
3 √n
278.31055387056
4 √n
68.139235514807
5 √n
29.289894363805
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
-21557034
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 21557035 can be divided by 4 positive divisors.
The sum of these divisors (counting 21557035) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001110111100101011
3
Ternary
1111120012200201
4
Quaternary
1102032330223
5
Quinary
21004311120
6
Senary
2050013031
8
Octal
122167453
10
Decimal
21557035
12
Duodecimal
7277177
16
Hexadecimal
148ef2b
20
Vigesimal
6eecbf
36
Base36
cu1ij
md5
68987b0e1feb87f7cbfba4c076b4e654
sha1
95225a857ec2c916371ff2eb0abcd9bfd559aeff
sha256
6bed54591161c74a007e867f3b1af7f1a5ec474d0ca7e5dbd30b4f203456a919
sha512
21f216897ec41f97a928b1c82080504847f1585f0707ed357bfc1ad6b297ca768c24c492e7989c6c9f18134723411068b39dec6b9528c94f9ddb2480c99af6c1
ripemd-160
7008ca221ac91fc6f9307a878a93a18d06b3b1eb
Diameter
43114070
Circumference
135446845.57836
Area
1.4599161953861E+15
Volume
4.1961952694674E+22
Surface area
5.8396647815444E+15
Circumference
135446845.57836
Perimeter
86228140
Area
464705757991225
Diagonal
30486251.261551
Surface area
2788234547947350
Volume
1.0017678289718E+22
Space diagonal
37337879.880541
Perimeter
64671105
Area
2.0122349585265E+14
Altitude
18668939.94027
Surface area
2.0122349585265E+14
Volume
1.1805947084009E+21
Height
10162083.75385