20139715 is an odd 8-digits composite number following 20139714
and preceding 20139716 . In scientific notation, it is written as 2.0139715 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 15263712 positive integers (up to 20139715) that are relatively prime to 20139715.
20139715 has 8 divisors, whose sum is 25439760
The reverse of 20139715 is 51793102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred thirty-nine thousand seven hundred fifteen
Scientific notation
2.0139715 × 10^7
Engineering notation
2.0139715 × 10^6
Prime Factorization
5 × 19 × 211997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20139715
Product of the distinct prime numbers
The prime factorization of 20139715 is 5 × 19 × 211997.
Since it has a total of 3 prime factors.
10 , 8 , 40 , 32 , 862 , 571 , 5610 , 1016 , 77093 , 8049 , 616874 , 985086 , 6046101 , 4257018 , 27998793 , 20737867 , 290157211 , 267047546 , 800800053 , 7411014624
n×2
40279430
n×3
60419145
n×4
80558860
n×5
100698575
n÷2
10069857.5
n÷3
6713238.3333333
n÷3
5034928.75
n÷5
4027943
n2
405608120281225
n3
8.1688319441496E+21
n4
1.6451794723807E+29
n5
3.3133445697597E+36
2 √n
4487.7293813241
3 √n
272.0723702686
4 √n
66.990517099991
5 √n
28.894199303844
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
-20139714
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 20139715 can be divided by 8 positive divisors.
The sum of these divisors (counting 20139715) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100111011000011
3
Ternary
1101220012111101
4
Quaternary
1030310323003
5
Quinary
20123432330
6
Senary
1555355231
8
Octal
114647303
10
Decimal
20139715
12
Duodecimal
68b2b17
16
Hexadecimal
1334ec3
20
Vigesimal
65h95f
36
Base36
bznwj
md5
cf0e639a61bd72db85767a68b9ce2139
sha1
4a0b1b4ef2173a76f3a6fe4858b4fd07f389b5f8
sha256
a46b1067025f7d227d69689781ba48b02db2bb4b04182a01a6164c30becdd711
sha512
0810aa4e29a89f2cf047050264230f77bafe30796ecfa4b809c53534250cc6ca6ef73e87467bb5f2f6c3897f56c8b7105eb07f62fcfbb43315fb38fa1cbb24a6
ripemd-160
e6987f4cec4ee4f18909fcd6bd3d52b23cada5d5
Diameter
40279430
Circumference
126541561.37878
Area
1.2742554909119E+15
Volume
3.42175232322E+22
Surface area
5.0970219636474E+15
Circumference
126541561.37878
Perimeter
80558860
Area
405608120281225
Diagonal
28481858.095329
Surface area
2433648721687350
Volume
8.1688319441496E+21
Space diagonal
34883009.629957
Perimeter
60419145
Area
1.756334680724E+14
Altitude
17441504.814979
Surface area
1.756334680724E+14
Volume
9.6270607701358E+20
Height
9493952.698443