21083902 is an even 8-digits composite number following 21083901
and preceding 21083903 . In scientific notation, it is written as 2.1083902 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 9035952 positive integers (up to 21083902) that are relatively prime to 21083902.
21083902 has 8 divisors, whose sum is 36143856
The reverse of 21083902 is 20938012
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million eighty-three thousand nine hundred two
Scientific notation
2.1083902 × 10^7
Engineering notation
2.1083902 × 10^6
Prime Factorization
2 × 7 × 1505993
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21083902
Product of the distinct prime numbers
The prime factorization of 21083902 is 2 × 7 × 1505993.
Since it has a total of 3 prime factors.
3 , 9 , 45 , 44 , 183 , 567 , 344 , 79 , 75784 , 42393 , 268389 , 323503 , 7246591 , 8826490 , 82275519 , 34956038 , 984434848 , 880420950 , 8314449870 , 9474039238
n×2
42167804
n×3
63251706
n×4
84335608
n×5
105419510
n÷2
10541951
n÷3
7027967.3333333
n÷3
5270975.5
n÷5
4216780.4
n2
444530923545604
n3
9.372446428005E+21
n4
1.9760774198831E+29
n5
4.1663422665228E+36
2 √n
4591.7210281114
3 √n
276.2593567806
4 √n
67.762238954386
5 √n
29.160179819601
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
-21083901
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 21083902 can be divided by 8 positive divisors.
The sum of these divisors (counting 21083902) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011011011111110
3
Ternary
1110200011200021
4
Quaternary
1100123123332
5
Quinary
20344141102
6
Senary
2031522354
8
Octal
120333376
10
Decimal
21083902
12
Duodecimal
70893ba
16
Hexadecimal
141b6fe
20
Vigesimal
6bf9f2
36
Base36
cjwfy
md5
6e9c1c99a09daf24654401322e1ff30f
sha1
863852d387aa0631d6a80c64abe5c57b6b5b7261
sha256
453144706f21e9ce8a1cb1b478dc11f40e7cb03fe1aec4ef485a58dda0f3de3c
sha512
f31cb9aabeebf494cc2a17f133b13d34d344f847ad8374739ef4c92b995da9fe43a15ebab1ba3349aaaeba946ad8df4f0600ec9b8bc4eeef7544cae3ac6ce8d5
ripemd-160
6ac5e74e22f4772b04d73fd36b1df08b8b03ee57
Diameter
42167804
Circumference
132474063.26441
Area
1.3965350837044E+15
Volume
3.9259211792513E+22
Surface area
5.5861403348174E+15
Circumference
132474063.26441
Perimeter
84335608
Area
444530923545604
Diagonal
29817140.156145
Surface area
2667185541273624
Volume
9.372446428005E+21
Space diagonal
36518389.485803
Perimeter
63251706
Area
1.9248753627913E+14
Altitude
18259194.742902
Surface area
1.9248753627913E+14
Volume
1.1045534042583E+21
Height
9939046.7187151