21557594 is an even 8-digits composite number following 21557593
and preceding 21557595 . In scientific notation, it is written as 2.1557594 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 10778796 positive integers (up to 21557594) that are relatively prime to 21557594.
21557594 has 4 divisors, whose sum is 32336394
The reverse of 21557594 is 49575512
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million five hundred fifty-seven thousand five hundred ninety-four
Scientific notation
2.1557594 × 10^7
Engineering notation
2.1557594 × 10^6
Prime Factorization
2 × 10778797
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21557594
Product of the distinct prime numbers
The prime factorization of 21557594 is 2 × 10778797.
Since it has a total of 2 prime factors.
5 , 7 , 3 , 10 , 824 , 358 , 1603 , 3391 , 96621 , 57232 , 139644 , 657805 , 882861 , 764800 , 72633941 , 85662408 , 249150276 , 206829402 , 412261145 , 6231631618
n×2
43115188
n×3
64672782
n×4
86230376
n×5
107787970
n÷2
10778797
n÷3
7185864.6666667
n÷3
5389398.5
n÷5
4311518.8
n2
464729859068836
n3
1.0018457621483E+22
n4
2.1597384191014E+29
n5
4.655876398519E+36
2 √n
4643.0156148779
3 √n
278.3129594929
4 √n
68.139677243717
5 √n
29.29004626671
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
-21557593
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 21557594 can be divided by 4 positive divisors.
The sum of these divisors (counting 21557594) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001111000101011010
3
Ternary
1111120020110102
4
Quaternary
1102033011122
5
Quinary
21004320334
6
Senary
2050015402
8
Octal
122170532
10
Decimal
21557594
12
Duodecimal
7277562
16
Hexadecimal
148f15a
20
Vigesimal
6eedje
36
Base36
cu1y2
md5
b04d0c395b21f761282dea6a5418c25e
sha1
a5c0ad15ca931934123d855117202c6941148643
sha256
b7622a150be825e55a91f505a01c5ca36f0b07fe5f0389cc5b41a3335233ef19
sha512
68dedd75d0020ea9fe911f88eb4f5ecd41bd7af67ee5c4065a01b6782966162e87802e3dee53c96e84bc7ff27d8ab3ba0b2b9bacb1832294e3f850899abb215b
ripemd-160
8c89f9337311cc144f2e33ccd1ecda6b979747a7
Diameter
43115188
Circumference
135450357.87894
Area
1.4599919111545E+15
Volume
4.1965217151936E+22
Surface area
5.8399676446179E+15
Circumference
135450357.87894
Perimeter
86230376
Area
464729859068836
Diagonal
30487041.806933
Surface area
2788379154413016
Volume
1.0018457621483E+22
Space diagonal
37338848.096942
Perimeter
64672782
Area
2.0123393192539E+14
Altitude
18669424.048471
Surface area
2.0123393192539E+14
Volume
1.1806865535301E+21
Height
10162347.268978