21357029 is an odd 8-digits composite number following 21357028
and preceding 21357030 . In scientific notation, it is written as 2.1357029 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 20711376 positive integers (up to 21357029) that are relatively prime to 21357029.
21357029 has 8 divisors, whose sum is 22006560
The reverse of 21357029 is 92075312
Previous prime number is 379
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million three hundred fifty-seven thousand twenty-nine
Scientific notation
2.1357029 × 10^7
Engineering notation
2.1357029 × 10^6
Prime Factorization
37 × 379 × 1523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21357029
Product of the distinct prime numbers
The prime factorization of 21357029 is 37 × 379 × 1523.
Since it has a total of 3 prime factors.
4 , 6 , 6 , 72 , 945 , 527 , 6263 , 1236 , 5770 , 95569 , 716660 , 962667 , 6328267 , 2850447 , 569325 , 37659031 , 829407756 , 528837150 , 9688733230 , 9994204265
n×2
42714058
n×3
64071087
n×4
85428116
n×5
106785145
n÷2
10678514.5
n÷3
7119009.6666667
n÷3
5339257.25
n÷5
4271405.8
n2
456122687706841
n3
9.7414254689129E+21
n4
2.0804790624091E+29
n5
4.4432851669764E+36
2 √n
4621.3665727791
3 √n
277.44715710521
4 √n
67.980633806836
5 √n
29.235341247433
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
-21357028
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 21357029 can be divided by 8 positive divisors.
The sum of these divisors (counting 21357029) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011110000111100101
3
Ternary
1111012001100002
4
Quaternary
1101132013211
5
Quinary
20431411104
6
Senary
2041431045
8
Octal
121360745
10
Decimal
21357029
12
Duodecimal
719b485
16
Hexadecimal
145e1e5
20
Vigesimal
6d9cb9
36
Base36
cpr6t
md5
24c0378e2d522855364ac3001aebfa51
sha1
70394cc940a0a4fcf3fc012787dcadaac176ed59
sha256
a9dd9cae00d8d81a7ac65889a36cd79b55041e629c899198a770ae03dba9f409
sha512
9b4dd5d6cd5536045f06249d9d52b985fd29fa46561873774c42aa7330f1f957f3f8a1c7f5644af25e35f0083500db5cf91ccf1df979229e3b9e4c581aaccc1f
ripemd-160
3cc2a9eaa60c5df26b17819637f693423d651ec6
Diameter
42714058
Circumference
134190170.81781
Area
1.4329516848354E+15
Volume
4.0804787584839E+22
Surface area
5.7318067393418E+15
Circumference
134190170.81781
Perimeter
85428116
Area
456122687706841
Diagonal
30203400.063796
Surface area
2736736126241046
Volume
9.7414254689129E+21
Space diagonal
36991459.326722
Perimeter
64071087
Area
1.9750691739828E+14
Altitude
18495729.663361
Surface area
1.9750691739828E+14
Volume
1.1480380012486E+21
Height
10067800.021265