20152639 is an odd 8-digits composite number following 20152638
and preceding 20152640 . In scientific notation, it is written as 2.0152639 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 18602424 positive integers (up to 20152639) that are relatively prime to 20152639.
20152639 has 4 divisors, whose sum is 21702856
The reverse of 20152639 is 93625102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred fifty-two thousand six hundred thirty-nine
Scientific notation
2.0152639 × 10^7
Engineering notation
2.0152639 × 10^6
Prime Factorization
13 × 1550203
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20152639
Product of the distinct prime numbers
The prime factorization of 20152639 is 13 × 1550203.
Since it has a total of 2 prime factors.
9 , 10 , 51 , 12 , 528 , 618 , 2661 , 3599 , 63827 , 99344 , 929795 , 935520 , 9465428 , 3435939 , 31861679 , 62928473 , 248174380 , 156072314 , 4098836227 , 6708983919
n×2
40305278
n×3
60457917
n×4
80610556
n×5
100763195
n÷2
10076319.5
n÷3
6717546.3333333
n÷3
5038159.75
n÷5
4030527.8
n2
406128858664321
n3
8.1845682761441E+21
n4
1.6494064983998E+29
n5
3.3239893726506E+36
2 √n
4489.1690767892
3 √n
272.13055565723
4 √n
67.001261755202
5 √n
28.897906732817
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
-20152638
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 20152639 can be divided by 4 positive divisors.
The sum of these divisors (counting 20152639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111000000100111111
3
Ternary
1101220212020001
4
Quaternary
1030320010333
5
Quinary
20124341024
6
Senary
1555535131
8
Octal
114700477
10
Decimal
20152639
12
Duodecimal
68ba4a7
16
Hexadecimal
133813f
20
Vigesimal
65j1bj
36
Base36
bzxvj
md5
4fa6edb2e44ffbd64d0fcae4bd391b01
sha1
301e7d47a96bf9adffa7c2a9ec4edfc338f09035
sha256
8eab0f1dcae22091a3e4ddbfad22895eb244b2f8a3e2d1cd51bd0fba554930d4
sha512
b081f1a9efc61934d779fced9748987799d0c09241ffcd4ca3ef89f68aaff2078b26812a88b1af974745c927d7524c77fcd6d4239ba4f97986fb3db087602aa3
ripemd-160
a1b3e01b01c3a1c490535862a58016672af2b8e6
Diameter
40305278
Circumference
126622765.26569
Area
1.2758914387906E+15
Volume
3.4283439425518E+22
Surface area
5.1035657551626E+15
Circumference
126622765.26569
Perimeter
80610556
Area
406128858664321
Diagonal
28500135.391409
Surface area
2436773151985926
Volume
8.1845682761441E+21
Space diagonal
34905394.654594
Perimeter
60457917
Area
1.7585895440664E+14
Altitude
17452697.327297
Surface area
1.7585895440664E+14
Volume
9.645606215243E+20
Height
9500045.1304697