20152121 is an odd 8-digits composite number following 20152120
and preceding 20152122 . In scientific notation, it is written as 2.0152121 × 10^7.
The sum of its digits is 14. It has a total of 2 prime factors and 4 positive divisors.
There are 18320100 positive integers (up to 20152121) that are relatively prime to 20152121.
20152121 has 4 divisors, whose sum is 21984144
The reverse of 20152121 is 12125102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty million one hundred fifty-two thousand one hundred twenty-one
Scientific notation
2.0152121 × 10^7
Engineering notation
2.0152121 × 10^6
Prime Factorization
11 × 1832011
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20152121
Product of the distinct prime numbers
The prime factorization of 20152121 is 11 × 1832011.
Since it has a total of 2 prime factors.
9 , 6 , 40 , 63 , 896 , 575 , 2463 , 7822 , 1697 , 1133 , 309211 , 855493 , 2342964 , 5544181 , 1478540 , 97945722 , 252666065 , 964107354 , 476665451 , 3079770249
n×2
40304242
n×3
60456363
n×4
80608484
n×5
100760605
n÷2
10076060.5
n÷3
6717373.6666667
n÷3
5038030.25
n÷5
4030424.2
n2
406107980798641
n3
8.1839371681199E+21
n4
1.6492369206835E+29
n5
3.3235621983281E+36
2 √n
4489.1113819998
3 √n
272.12822403811
4 √n
67.000831203798
5 √n
28.897758173915
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
-20152120
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 20152121 can be divided by 4 positive divisors.
The sum of these divisors (counting 20152121) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111111100111001
3
Ternary
1101220211111212
4
Quaternary
1030313330321
5
Quinary
20124331441
6
Senary
1555532505
8
Octal
114677471
10
Decimal
20152121
12
Duodecimal
68ba135
16
Hexadecimal
1337f39
20
Vigesimal
65j061
36
Base36
bzxh5
md5
3977d41faf6277440eb8540048f30284
sha1
5b488ee33b0c8f216605d6e174c1ae30958a6be8
sha256
9e465671eb70e42dd2d80830114e9ff6cf3e8fd2d9ccd9cb36e5b298ff1dceef
sha512
ab763b0a08c0917ad9c6245feaa24a6c5cd8dcb26a170cd6f05958060734b5176d2658e3f86817a120e8b52198f7a56fd86b079a6988f445c27eb1a03fabf8bd
ripemd-160
cd6267d121b319eb32ab1d16028083a058258bad
Diameter
40304242
Circumference
126619510.57571
Area
1.2758258490412E+15
Volume
3.4280795846408E+22
Surface area
5.1033033961648E+15
Circumference
126619510.57571
Perimeter
80608484
Area
406107980798641
Diagonal
28499402.828784
Surface area
2436647884791846
Volume
8.1839371681199E+21
Space diagonal
34904497.452276
Perimeter
60456363
Area
1.7584991402561E+14
Altitude
17452248.726138
Surface area
1.7584991402561E+14
Volume
9.6448624473037E+20
Height
9499800.9429279