15242021 is an odd 8-digits composite number following 15242020
and preceding 15242022 . In scientific notation, it is written as 1.5242021 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 15203232 positive integers (up to 15242021) that are relatively prime to 15242021.
15242021 has 4 divisors, whose sum is 15280812
The reverse of 15242021 is 12024251
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
fifteen million two hundred forty-two thousand twenty-one
Scientific notation
1.5242021 × 10^7
Engineering notation
1.5242021 × 10^6
Prime Factorization
397 × 38393
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15242021
Product of the distinct prime numbers
The prime factorization of 15242021 is 397 × 38393.
Since it has a total of 2 prime factors.
2 , 4 , 97 , 98 , 833 , 489 , 5508 , 2095 , 43979 , 26247 , 922794 , 639000 , 9795482 , 1622259 , 2698999 , 41507286 , 26494893 , 480029867 , 5042727577 , 9234868221
n×2
30484042
n×3
45726063
n×4
60968084
n×5
76210105
n÷2
7621010.5
n÷3
5080673.6666667
n÷3
3810505.25
n÷5
3048404.2
n2
232319204164441
n3
3.5410141885777E+21
n4
5.3972212623599E+28
n5
8.2264559822536E+35
2 √n
3904.1030980239
3 √n
247.94052619116
4 √n
62.482822423638
5 √n
27.328041664019
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-15242020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15242021 can be divided by 4 positive divisors.
The sum of these divisors (counting 15242021) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010001001001100100101
3
Ternary
1001200101010022
4
Quaternary
322021030211
5
Quinary
12400221041
6
Senary
1302404525
8
Octal
72111445
10
Decimal
15242021
12
Duodecimal
5130745
16
Hexadecimal
e89325
20
Vigesimal
4f5511
36
Base36
92oth
md5
0ed1df365dd9aa52a4824fa6327b5473
sha1
ca9a332f1e7a130153c9d72794fcafc81aa2232a
sha256
62db820a351b68817cec4881b2a47dff33f992def8e4df39374bfb2650204e76
sha512
e59e5105768ec63bb308cf51724c3496121eafeed1e8dcb465ff5a787b8bee7cfa9fac21c48becadc97c90cae616467d5494a6997b122694028e44b91a13895e
ripemd-160
60d8b8745c008841d3f38b8f60f9ac53c4b1b449
Diameter
30484042
Circumference
95768442.398923
Area
7.2985230509084E+14
Volume
1.4832565548124E+22
Surface area
2.9194092203633E+15
Circumference
95768442.398923
Perimeter
60968084
Area
232319204164441
Diagonal
21555472.816176
Surface area
1393915224986646
Volume
3.5410141885777E+21
Space diagonal
26399954.782032
Perimeter
45726063
Area
1.0059716629669E+14
Altitude
13199977.391016
Surface area
1.0059716629669E+14
Volume
4.1731252417018E+20
Height
7185157.6053918