21125635 is an odd 8-digits composite number following 21125634
and preceding 21125636 . In scientific notation, it is written as 2.1125635 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 16884000 positive integers (up to 21125635) that are relatively prime to 21125635.
21125635 has 8 divisors, whose sum is 25375536
The reverse of 21125635 is 53652112
Previous prime number is 2251
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million one hundred twenty-five thousand six hundred thirty-five
Scientific notation
2.1125635 × 10^7
Engineering notation
2.1125635 × 10^6
Prime Factorization
5 × 2251 × 1877
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21125635
Product of the distinct prime numbers
The prime factorization of 21125635 is 5 × 2251 × 1877.
Since it has a total of 3 prime factors.
5 , 2 , 49 , 46 , 705 , 737 , 7783 , 6226 , 83071 , 63058 , 427666 , 553338 , 8293749 , 8847411 , 60148257 , 59876992 , 920110580 , 931907981 , 616513139 , 1835984115
n×2
42251270
n×3
63376905
n×4
84502540
n×5
105628175
n÷2
10562817.5
n÷3
7041878.3333333
n÷3
5281408.75
n÷5
4225127
n2
446292454153225
n3
9.4282114896953E+21
n4
1.9917695463411E+29
n5
4.2077396440117E+36
2 √n
4596.2631560867
3 √n
276.44151049604
4 √n
67.795745855376
5 √n
29.171714491051
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
-21125634
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 21125635 can be divided by 8 positive divisors.
The sum of these divisors (counting 21125635) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100101101000000011
3
Ternary
1110202021220221
4
Quaternary
1100211220003
5
Quinary
20402010020
6
Senary
2032443511
8
Octal
120455003
10
Decimal
21125635
12
Duodecimal
70a9597
16
Hexadecimal
1425a03
20
Vigesimal
6c0e1f
36
Base36
cksn7
md5
d0e22de908603abff7a7ddd7710b8da5
sha1
4fa1feaa24e0baab14a9c6063b4cbb1c311e4ed3
sha256
e50b6837d154ee7dc7b4e112a6ac08b0cf7acd6cd00bfca427cb7930b95afc44
sha512
060a48e88c22a0459ebf538766146c0b1dcf8ddf940ad90a397872216f63f74a7ac7781698750203a082977e14cdf65b5914a5ab03525524c1953cb9c766d48b
ripemd-160
7b2519801a1df18c08685636a7e49cea2194d5d7
Diameter
42251270
Circumference
132736279.43684
Area
1.4020690953203E+15
Volume
3.949279993669E+22
Surface area
5.6082763812813E+15
Circumference
132736279.43684
Perimeter
84502540
Area
446292454153225
Diagonal
29876159.530744
Surface area
2677754724919350
Volume
9.4282114896953E+21
Space diagonal
36590673.162155
Perimeter
63376905
Area
1.93250301407E+14
Altitude
18295336.581078
Surface area
1.93250301407E+14
Volume
1.1111253798041E+21
Height
9958719.8435812