20642610 is an even 8-digits composite number following 20642609
and preceding 20642611 . In scientific notation, it is written as 2.0642610 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 5504688 positive integers (up to 20642610) that are relatively prime to 20642610.
20642610 has 16 divisors, whose sum is 49542336
The reverse of 20642610 is 01624602
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million six hundred forty-two thousand six hundred ten
Scientific notation
2.0642610 × 10^7
Engineering notation
2.0642610 × 10^6
Prime Factorization
2 × 5 × 3 × 688087
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20642610
Product of the distinct prime numbers
The prime factorization of 20642610 is 2 × 5 × 3 × 688087.
Since it has a total of 4 prime factors.
9 , 2 , 100 , 4 , 431 , 259 , 6431 , 3428 , 39644 , 91890 , 523319 , 643841 , 5192601 , 1662959 , 26726395 , 37305055 , 878691000 , 193161960 , 134364243 , 5792335858
n×2
41285220
n×3
61927830
n×4
82570440
n×5
103213050
n÷2
10321305
n÷3
6880870
n÷3
5160652.5
n÷5
4128522
n2
426117347612100
n3
8.796174220991E+21
n4
1.8157599393597E+29
n5
3.7482024281826E+36
2 √n
4543.4139146681
3 √n
274.31835587783
4 √n
67.404850824463
5 √n
29.037078689773
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 688087 , 1376174 , 2064261 , 3440435 , 4128522 , 6880870 , 10321305 , 20642610
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20642609
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20642610 can be divided by 16 positive divisors.
The sum of these divisors (counting 20642610) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110101111101100110010
3
Ternary
1102211202100010
4
Quaternary
1032233230302
5
Quinary
20241030420
6
Senary
2014235350
8
Octal
116575462
10
Decimal
20642610
12
Duodecimal
6ab5b56
16
Hexadecimal
13afb32
20
Vigesimal
6906aa
36
Base36
cafxu
md5
977a4f8e2409fc43769d8056500ae4ee
sha1
766e1015244b4f1e9b73e49d00fe557fcc3e267a
sha256
3aade8910f8646dfe73308c59cb81d6de1c9c99f1871ee5e93cf0de99090839c
sha512
61319eaff88b60755bc4dca0b20b5ed93fdb3fccb6d3f10f71fab29dd960fbf77cd955290492f79511d9e992fe8541ea9d924ac83a421f45279148b6fa51d157
ripemd-160
3ca3440752b1f4c730e58638949f85f1ac2e5a42
Diameter
41285220
Circumference
129701343.85384
Area
1.3386871288253E+15
Volume
3.6845328416482E+22
Surface area
5.3547485153014E+15
Circumference
129701343.85384
Perimeter
82570440
Area
426117347612100
Diagonal
29193059.024778
Surface area
2556704085672600
Volume
8.796174220991E+21
Space diagonal
35754049.320829
Perimeter
61927830
Area
1.8451422401266E+14
Altitude
17877024.660415
Surface area
1.8451422401266E+14
Volume
1.0366390733602E+21
Height
9731019.6749262