21242037 is an odd 8-digits composite number following 21242036
and preceding 21242038 . In scientific notation, it is written as 2.1242037 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 13704480 positive integers (up to 21242037) that are relatively prime to 21242037.
21242037 has 8 divisors, whose sum is 29236480
The reverse of 21242037 is 73024212
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million two hundred forty-two thousand thirty-seven
Scientific notation
2.1242037 × 10^7
Engineering notation
2.1242037 × 10^6
Prime Factorization
3 × 31 × 228409
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21242037
Product of the distinct prime numbers
The prime factorization of 21242037 is 3 × 31 × 228409.
Since it has a total of 3 prime factors.
5 , 9 , 4 , 41 , 497 , 481 , 9313 , 716 , 83264 , 46134 , 718482 , 69727 , 2920421 , 4628126 , 99434211 , 45925161 , 826870865 , 370570294 , 2091536635 , 9160279663
n×2
42484074
n×3
63726111
n×4
84968148
n×5
106210185
n÷2
10621018.5
n÷3
7080679
n÷3
5310509.25
n÷5
4248407.4
n2
451224135909369
n3
9.5849197902798E+21
n4
2.0360322082716E+29
n5
4.3249471501296E+36
2 √n
4608.9084390992
3 √n
276.94831063388
4 √n
67.888941950064
5 √n
29.203791032841
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
-21242036
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 21242037 can be divided by 8 positive divisors.
The sum of these divisors (counting 21242037) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001000010000010110101
3
Ternary
1110222012121010
4
Quaternary
1101002002311
5
Quinary
20414221122
6
Senary
2035142433
8
Octal
121020265
10
Decimal
21242037
12
Duodecimal
7144a19
16
Hexadecimal
14420b5
20
Vigesimal
6cf51h
36
Base36
cnagl
md5
a6a982214de2950f366928fe2df3ead4
sha1
e3299632461be5e27bfe0d80073b73b3550be424
sha256
d47224a1e91ced4dad7cda4d11717ea448274778d25b7ed0dc31c2d2df49f356
sha512
ce6807a9b6d63c0a64ea9c7887f969828dd98f73d42f988670fe9a69bbab21ac004db9d6cfab68c3b2b67952c375d9f0bcb086525f335e11fbb5601eea5284ff
ripemd-160
fdba6a55349c2d96c5ef799da3361321723fc0ed
Diameter
42484074
Circumference
133467654.77297
Area
1.4175624304953E+15
Volume
4.0149218131187E+22
Surface area
5.6702497219811E+15
Circumference
133467654.77297
Perimeter
84968148
Area
451224135909369
Diagonal
30040776.817831
Surface area
2707344815456214
Volume
9.5849197902798E+21
Space diagonal
36792287.340258
Perimeter
63726111
Area
1.953857822491E+14
Altitude
18396143.670129
Surface area
1.953857822491E+14
Volume
1.1295936301393E+21
Height
10013592.27261