15122021 is an odd 8-digits composite number following 15122020
and preceding 15122022 . In scientific notation, it is written as 1.5122021 × 10^7.
The sum of its digits is 14. It has a total of 3 prime factors and 6 positive divisors.
There are 14599760 positive integers (up to 15122021) that are relatively prime to 15122021.
15122021 has 6 divisors, whose sum is 15662322
The reverse of 15122021 is 12022151
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
fifteen million one hundred twenty-two thousand twenty-one
Scientific notation
1.5122021 × 10^7
Engineering notation
1.5122021 × 10^6
Prime Factorization
29 × 29 × 17981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
521449
Product of the distinct prime numbers
The prime factorization of 15122021 is 29 × 29 × 17981.
Since it has a total of 3 prime factors.
4 , 9 , 54 , 45 , 710 , 213 , 9600 , 3181 , 85405 , 16567 , 176882 , 669635 , 5424112 , 8144386 , 9080081 , 79084530 , 923636549 , 335496705 , 9408032909 , 8334556725
n×2
30244042
n×3
45366063
n×4
60488084
n×5
75610105
n÷2
7561010.5
n÷3
5040673.6666667
n÷3
3780505.25
n÷5
3024404.2
n2
228675519124441
n3
3.4580360023857E+21
n4
5.2292493046833E+28
n5
7.9076817799656E+35
2 √n
3888.70428292
3 √n
247.28813484899
4 √n
62.359476288051
5 √n
27.284874929195
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-15122020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15122021 can be divided by 6 positive divisors.
The sum of these divisors (counting 15122021) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
111001101011111001100101
3
Ternary
1001110021111212
4
Quaternary
321223321211
5
Quinary
12332401041
6
Senary
1300041205
8
Octal
71537145
10
Decimal
15122021
12
Duodecimal
5093205
16
Hexadecimal
e6be65
20
Vigesimal
4ea511
36
Base36
90485
md5
db9bdcf1f4d8a7c30c811099653adf5f
sha1
14a7c86ddc82442039795af1842493e56051d6ce
sha256
f679d6a6a2627cdea0ceb80052ceab457d31970ce8bc1a2ade64c5c3f03ed8b4
sha512
48185f34706cd45fddb56aa2768aed21ae39aec37f55a2e375a6607d115845a450cad798328e311f36109ac22538527271ab783cf77b615e4aede491f272c15b
ripemd-160
28faf69d5f80ba2e5ed43755d6eeb30c564f2170
Diameter
30244042
Circumference
95014460.162061
Area
7.1840533093718E+14
Volume
1.4484987334592E+22
Surface area
2.8736213237487E+15
Circumference
95014460.162061
Perimeter
60488084
Area
228675519124441
Diagonal
21385767.188691
Surface area
1372053114746646
Volume
3.4580360023857E+21
Space diagonal
26192108.685124
Perimeter
45366063
Area
99019404392680
Altitude
13096054.342562
Surface area
99019404392680
Volume
4.0753345114569E+20
Height
7128589.0628969