20102492 is an even 8-digits composite number following 20102491
and preceding 20102493 . In scientific notation, it is written as 2.0102492 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 12 positive divisors.
There are 10025136 positive integers (up to 20102492) that are relatively prime to 20102492.
20102492 has 12 divisors, whose sum is 35270760
The reverse of 20102492 is 29420102
Previous prime number is 397
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred two thousand four hundred ninety-two
Scientific notation
2.0102492 × 10^7
Engineering notation
2.0102492 × 10^6
Prime Factorization
2 × 2 × 397 × 12659
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10051246
Product of the distinct prime numbers
The prime factorization of 20102492 is 2 × 2 × 397 × 12659.
Since it has a total of 4 prime factors.
10 , 2 , 26 , 36 , 680 , 919 , 3403 , 1298 , 77508 , 83222 , 214950 , 302650 , 1427060 , 1872780 , 13857497 , 42343460 , 539879647 , 601070472 , 9653866189 , 2509790139
n×2
40204984
n×3
60307476
n×4
80409968
n×5
100512460
n÷2
10051246
n÷3
6700830.6666667
n÷3
5025623
n÷5
4020498.4
n2
404110184610064
n3
8.1236217532423E+21
n4
1.6330504130558E+29
n5
3.2828382864051E+36
2 √n
4483.5802658144
3 √n
271.90464867132
4 √n
66.959542007203
5 √n
28.883510723622
1 , 2 , 4 , 397 , 794 , 1588 , 12659 , 25318 , 50636 , 5025623 , 10051246 , 20102492
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20102491
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20102492 can be divided by 12 positive divisors.
The sum of these divisors (counting 20102492) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100101011110101011100
3
Ternary
1101211022102202
4
Quaternary
1030223311130
5
Quinary
20121234432
6
Senary
1554511032
8
Octal
114536534
10
Decimal
20102492
12
Duodecimal
6895478
16
Hexadecimal
132bd5c
20
Vigesimal
65cg4c
36
Base36
byv6k
md5
56d0821ac3d01b6c44ef7ecd74df2ee0
sha1
fd86e71c38e0014387d69b428df1408ead578f5c
sha256
da7055623ca27412952082eadeb6683ff2f713d93637b822200318d08c4503a3
sha512
47cfb1c5f2dda385ce6fbbf13dbeacd030dbf1b8ee23217e655d320d847dbae29f587ecb4fb8a77e10ff6927484d7e8f386a9618cb3dd302368fcbd7b681fd06
ripemd-160
dcd7bf08a9fd495cc4f1dcdc023b624700561afd
Diameter
40204984
Circumference
126307682.3721
Area
1.2695495872118E+15
Volume
3.4028147227371E+22
Surface area
5.0781983488472E+15
Circumference
126307682.3721
Perimeter
80409968
Area
404110184610064
Diagonal
28429216.823897
Surface area
2424661107660384
Volume
8.1236217532423E+21
Space diagonal
34818537.502747
Perimeter
60307476
Area
1.7498484290017E+14
Altitude
17409268.751373
Surface area
1.7498484290017E+14
Volume
9.573780049187E+20
Height
9476405.6079655