20152139 is an odd 8-digits composite number following 20152138
and preceding 20152140 . In scientific notation, it is written as 2.0152139 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 16715880 positive integers (up to 20152139) that are relatively prime to 20152139.
20152139 has 8 divisors, whose sum is 23774208
The reverse of 20152139 is 93125102
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred fifty-two thousand one hundred thirty-nine
Scientific notation
2.0152139 × 10^7
Engineering notation
2.0152139 × 10^6
Prime Factorization
7 × 31 × 92867
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20152139
Product of the distinct prime numbers
The prime factorization of 20152139 is 7 × 31 × 92867.
Since it has a total of 3 prime factors.
5 , 7 , 95 , 52 , 113 , 595 , 956 , 4742 , 19483 , 66327 , 550207 , 188983 , 3465197 , 3303736 , 73048264 , 55458625 , 979399518 , 50829666 , 749385876 , 216720296
n×2
40304278
n×3
60456417
n×4
80608556
n×5
100760695
n÷2
10076069.5
n÷3
6717379.6666667
n÷3
5038034.75
n÷5
4030427.8
n2
406108706275321
n3
8.1839590979704E+21
n4
1.6492428131261E+29
n5
3.3235770414869E+36
2 √n
4489.1133868505
3 √n
272.12830506029
4 √n
67.000846165183
5 √n
28.897763336244
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
-20152138
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 20152139 can be divided by 8 positive divisors.
The sum of these divisors (counting 20152139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110111111101001011
3
Ternary
1101220211112112
4
Quaternary
1030313331023
5
Quinary
20124332024
6
Senary
1555532535
8
Octal
114677513
10
Decimal
20152139
12
Duodecimal
68ba14b
16
Hexadecimal
1337f4b
20
Vigesimal
65j06j
36
Base36
bzxhn
md5
fcccb26030bfcfe00b1c69dcfa491ec5
sha1
76f8760d3178d081d5d74fbbd7ed5021364e2b2e
sha256
c4316704caf90e98aeead54bc84944564469616dd2ad7d88ab7c4b99ecbae444
sha512
f1fffc0e8e931805e95625f170aeb2a4be37d26a5dff1ab914618fb98779e9444706e384d1888ecb85c5fcb26e5658870745160139ac29fd0730023d188d8ce1
ripemd-160
3a002504ce799b8445818b6489173f8213125922
Diameter
40304278
Circumference
126619623.67304
Area
1.2758281281934E+15
Volume
3.4280887705951E+22
Surface area
5.1033125127736E+15
Circumference
126619623.67304
Perimeter
80608556
Area
406108706275321
Diagonal
28499428.284628
Surface area
2436652237651926
Volume
8.1839590979704E+21
Space diagonal
34904528.62919
Perimeter
60456417
Area
1.7585022816623E+14
Altitude
17452264.314595
Surface area
1.7585022816623E+14
Volume
9.6448882918804E+20
Height
9499809.4282093