15285421 is an odd 8-digits composite number following 15285420
and preceding 15285422 . In scientific notation, it is written as 1.5285421 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 15276352 positive integers (up to 15285421) that are relatively prime to 15285421.
15285421 has 4 divisors, whose sum is 15294492
The reverse of 15285421 is 12458251
Previous prime number is 2237
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
fifteen million two hundred eighty-five thousand four hundred twenty-one
Scientific notation
1.5285421 × 10^7
Engineering notation
1.5285421 × 10^6
Prime Factorization
2237 × 6833
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15285421
Product of the distinct prime numbers
The prime factorization of 15285421 is 2237 × 6833.
Since it has a total of 2 prime factors.
3 , 7 , 42 , 5 , 459 , 78 , 4518 , 6725 , 55694 , 77950 , 716106 , 188715 , 3711101 , 5195611 , 90859608 , 98851774 , 157842600 , 802477608 , 107701016 , 4765120175
n×2
30570842
n×3
45856263
n×4
61141684
n×5
76427105
n÷2
7642710.5
n÷3
5095140.3333333
n÷3
3821355.25
n÷5
3057084.2
n2
233644095147241
n3
3.5713483584896E+21
n4
5.4589563197173E+28
n5
8.344244556749E+35
2 √n
3909.6574018704
3 √n
248.17563109689
4 √n
62.527253273036
5 √n
27.343586695308
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
-15285420
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 15285421 can be divided by 4 positive divisors.
The sum of these divisors (counting 15285421) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010010011110010101101
3
Ternary
1001202120122201
4
Quaternary
322103302231
5
Quinary
12403113141
6
Senary
1303341501
8
Octal
72236255
10
Decimal
15285421
12
Duodecimal
5151891
16
Hexadecimal
e93cad
20
Vigesimal
4fadb1
36
Base36
93mb1
md5
d166318b8919e7db5829b31a34498036
sha1
9345d10e4a0127d0efe7b2895a21bf92aa5198bd
sha256
32963c4dd0c28fa16b182d73f762fea74159d287b8250df1ac88b17dfab5be0d
sha512
6c95e045f0463d76d7819512382006319a1e68d1f641477ac3c41c5f03aa95bb252abc2d397ebeb38c299f5139ebd7135515e75dc9bb5ed601e794bd9557ba23
ripemd-160
6b931474afa32bcd560f1d9e2a8a22c3f9cdf25d
Diameter
30570842
Circumference
96041132.641254
Area
7.3401457286921E+14
Volume
1.4959629021921E+22
Surface area
2.9360582914768E+15
Circumference
96041132.641254
Perimeter
61141684
Area
233644095147241
Diagonal
21616849.684783
Surface area
1401864570883446
Volume
3.5713483584896E+21
Space diagonal
26475125.78708
Perimeter
45856263
Area
1.0117086092087E+14
Altitude
13237562.89354
Surface area
1.0117086092087E+14
Volume
4.2088744037791E+20
Height
7205616.5615942