15331421 is an odd 8-digits composite number following 15331420
and preceding 15331422 . In scientific notation, it is written as 1.5331421 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 13141212 positive integers (up to 15331421) that are relatively prime to 15331421.
15331421 has 4 divisors, whose sum is 17521632
The reverse of 15331421 is 12413351
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
fifteen million three hundred thirty-one thousand four hundred twenty-one
Scientific notation
1.5331421 × 10^7
Engineering notation
1.5331421 × 10^6
Prime Factorization
7 × 2190203
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15331421
Product of the distinct prime numbers
The prime factorization of 15331421 is 7 × 2190203.
Since it has a total of 2 prime factors.
9 , 10 , 73 , 63 , 345 , 584 , 7934 , 2922 , 19315 , 25340 , 623861 , 412366 , 3342882 , 9495144 , 19327271 , 67125742 , 460750360 , 269825575 , 6795993193 , 7832311496
n×2
30662842
n×3
45994263
n×4
61325684
n×5
76657105
n÷2
7665710.5
n÷3
5110473.6666667
n÷3
3832855.25
n÷5
3066284.2
n2
235052469879241
n3
3.6036883728085E+21
n4
5.5249663596332E+28
n5
8.4705585270373E+35
2 √n
3915.5358509405
3 √n
248.42433532024
4 √n
62.574242711682
5 √n
27.360024497303
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
-15331420
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 15331421 can be divided by 4 positive divisors.
The sum of these divisors (counting 15331421) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010011111000001011101
3
Ternary
1001211220202102
4
Quaternary
322133001131
5
Quinary
12411101141
6
Senary
1304334445
8
Octal
72370135
10
Decimal
15331421
12
Duodecimal
5174425
16
Hexadecimal
e9f05d
20
Vigesimal
4fg8b1
36
Base36
94lst
md5
99db1ff02bf6468d5f6d931c176e93f9
sha1
c5eab974433f4acc9dce790cc7d111a9bf6767d3
sha256
ff3a7fb19f28294476af309e5e08d7fea5d73854be1ee3808d3860536f953be1
sha512
2791b9b9ba4f1e9a18bb228e047c33ad87cdd38fd4cd31358bed1530b23f3cd7caab2fffd8aedf9c676dcd0312367cd4c617d888eccf91c22ee835d727dfc227
ripemd-160
c4fb17419f38bab0243f1c9e421994751414a6ec
Diameter
30662842
Circumference
96330159.165385
Area
7.3843911258076E+14
Volume
1.5095094557123E+22
Surface area
2.953756450323E+15
Circumference
96330159.165385
Perimeter
61325684
Area
235052469879241
Diagonal
21681903.508652
Surface area
1410314819275446
Volume
3.6036883728085E+21
Space diagonal
26554800.124228
Perimeter
45994263
Area
1.0178070506885E+14
Altitude
13277400.062114
Surface area
1.0178070506885E+14
Volume
4.24698747616E+20
Height
7227301.1695506