21122950 is an even 8-digits composite number following 21122949
and preceding 21122951 . In scientific notation, it is written as 2.1122950 × 10^7.
The sum of its digits is 22. It has a total of 4 prime factors and 12 positive divisors.
There are 8449160 positive integers (up to 21122950) that are relatively prime to 21122950.
21122950 has 12 divisors, whose sum is 39288780
The reverse of 21122950 is 05922112
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million one hundred twenty-two thousand nine hundred fifty
Scientific notation
2.1122950 × 10^7
Engineering notation
2.1122950 × 10^6
Prime Factorization
2 × 5 × 5 × 422459
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4224590
Product of the distinct prime numbers
The prime factorization of 21122950 is 2 × 5 × 5 × 422459.
Since it has a total of 4 prime factors.
2 , 6 , 95 , 56 , 310 , 914 , 5225 , 6825 , 75177 , 52530 , 589722 , 542044 , 1330746 , 1992986 , 7074974 , 93795084 , 810264142 , 811750419 , 4236530352 , 4940276820
n×2
42245900
n×3
63368850
n×4
84491800
n×5
105614750
n÷2
10561475
n÷3
7040983.3333333
n÷3
5280737.5
n÷5
4224590
n2
446179016702500
n3
9.4246170608561E+21
n4
1.9907571494561E+29
n5
4.2050663730104E+36
2 √n
4595.9710617018
3 √n
276.42979839202
4 √n
67.793591597597
5 √n
29.170972927205
1 , 2 , 5 , 10 , 25 , 50 , 422459 , 844918 , 2112295 , 4224590 , 10561475 , 21122950
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21122949
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21122950 can be divided by 12 positive divisors.
The sum of these divisors (counting 21122950) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000100100111110000110
3
Ternary
1110202011020111
4
Quaternary
1100210332012
5
Quinary
20401413300
6
Senary
2032423234
8
Octal
120447606
10
Decimal
21122950
12
Duodecimal
70a7b1a
16
Hexadecimal
1424f86
20
Vigesimal
6c077a
36
Base36
ckqkm
md5
b961f317b8898670a94a9c3988c557ce
sha1
7491fb7e67caed1ef1683e7278ab6833fa92a6f7
sha256
2b1cc0facde9eb8b55f0956b3c4805099fb3dd638e4e5725c2658912dd078aed
sha512
72c03a27fbe819bcf1403f39f9e04ca16f0df448f1671c64d8aaef0b0932def24b74449ac583af0330c8089a7308586d3da90c5f02ea03355fc88980b343eb20
ripemd-160
ff424d967559cccb2f3c8dc38c8c8552619d9c01
Diameter
42245900
Circumference
132719409.08429
Area
1.4017127210585E+15
Volume
3.9477743628377E+22
Surface area
5.606850884234E+15
Circumference
132719409.08429
Perimeter
84491800
Area
446179016702500
Diagonal
29872362.367329
Surface area
2677074100215000
Volume
9.4246170608561E+21
Space diagonal
36586022.605737
Perimeter
63368850
Area
1.9320118154996E+14
Altitude
18293011.302869
Surface area
1.9320118154996E+14
Volume
1.110701772303E+21
Height
9957454.1224429