15238021 is an odd 8-digits composite number following 15238020
and preceding 15238022 . In scientific notation, it is written as 1.5238021 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 14558208 positive integers (up to 15238021) that are relatively prime to 15238021.
15238021 has 8 divisors, whose sum is 15928920
The reverse of 15238021 is 12083251
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
fifteen million two hundred thirty-eight thousand twenty-one
Scientific notation
1.5238021 × 10^7
Engineering notation
1.5238021 × 10^6
Prime Factorization
29 × 97 × 5417
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15238021
Product of the distinct prime numbers
The prime factorization of 15238021 is 29 × 97 × 5417.
Since it has a total of 3 prime factors.
10 , 7 , 41 , 54 , 455 , 772 , 426 , 6303 , 16916 , 59987 , 594350 , 76548 , 8256468 , 7591812 , 83199250 , 16225947 , 644956413 , 146833599 , 8169328018 , 659335243
n×2
30476042
n×3
45714063
n×4
60952084
n×5
76190105
n÷2
7619010.5
n÷3
5079340.3333333
n÷3
3809505.25
n÷5
3047604.2
n2
232197283996441
n3
3.5382270896807E+21
n4
5.3915578695324E+28
n5
8.215667203865E+35
2 √n
3903.5907828562
3 √n
247.91883508527
4 √n
62.478722641042
5 √n
27.326607160769
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
-15238020
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 15238021 can be divided by 8 positive divisors.
The sum of these divisors (counting 15238021) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010001000001110000101
3
Ternary
1001200011122011
4
Quaternary
322020032011
5
Quinary
12400104041
6
Senary
1302334221
8
Octal
72101605
10
Decimal
15238021
12
Duodecimal
512a371
16
Hexadecimal
e88385
20
Vigesimal
4f4f11
36
Base36
92lqd
md5
df81fb787d73cb0c067239d33ecf76c4
sha1
f0cee026f3396361a3f91a5430915e66e6a02965
sha256
92eb6c4862ba5e709ef0ef6254d18e78366caa20b27db8350d83a3d2a6852e2b
sha512
003a6d49dbc6a13f99ac6a399b55c3f20c0d0c5d3ff1ade6c2afabe82a19950f91b6f91d182f87ff6080652f26e4a912dfcb1f207f87c827b04104fd2f245c2a
ripemd-160
831fa7f2878a4c35694fd6473d5f6370f84b26ce
Diameter
30476042
Circumference
95743309.657694
Area
7.2946928158672E+14
Volume
1.4820890975565E+22
Surface area
2.9178771263469E+15
Circumference
95743309.657694
Perimeter
60952084
Area
232197283996441
Diagonal
21549815.961926
Surface area
1393183703978646
Volume
3.5382270896807E+21
Space diagonal
26393026.578802
Perimeter
45714063
Area
1.0054437331533E+14
Altitude
13196513.289401
Surface area
1.0054437331533E+14
Volume
4.169840614152E+20
Height
7183271.9873087