20121042 is an even 8-digits composite number following 20121041
and preceding 20121043 . In scientific notation, it is written as 2.0121042 × 10^7.
The sum of its digits is 12. It has a total of 4 prime factors and 16 positive divisors.
There are 6699120 positive integers (up to 20121042) that are relatively prime to 20121042.
20121042 has 16 divisors, whose sum is 40289472
The reverse of 20121042 is 24012102
Previous prime number is 1237
Is Prime? no
Number parity even
Number length 8
Sum of Digits 12
Digital Root 3
Name
twenty million one hundred twenty-one thousand forty-two
Scientific notation
2.0121042 × 10^7
Engineering notation
2.0121042 × 10^6
Prime Factorization
2 × 3 × 1237 × 2711
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20121042
Product of the distinct prime numbers
The prime factorization of 20121042 is 2 × 3 × 1237 × 2711.
Since it has a total of 4 prime factors.
7 , 3 , 10 , 12 , 213 , 765 , 704 , 9357 , 63333 , 77033 , 40722 , 706758 , 6642432 , 4823975 , 21998830 , 74498468 , 829596394 , 878536002 , 2860106305 , 4622445841
n×2
40242084
n×3
60363126
n×4
80484168
n×5
100605210
n÷2
10060521
n÷3
6707014
n÷3
5030260.5
n÷5
4024208.4
n2
404856331165764
n3
8.1461312433522E+21
n4
1.63908648885E+29
n5
3.2980128083784E+36
2 √n
4485.6484481065
3 √n
271.98825821574
4 √n
66.97498374846
5 √n
28.888839331329
1 , 2 , 3 , 6 , 1237 , 2474 , 2711 , 3711 , 5422 , 7422 , 8133 , 16266 , 3353507 , 6707014 , 10060521 , 20121042
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
-20121041
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 20121042 can be divided by 16 positive divisors.
The sum of these divisors (counting 20121042) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110000010111010010
3
Ternary
1101212020212210
4
Quaternary
1030300113102
5
Quinary
20122333132
6
Senary
1555132550
8
Octal
114602722
10
Decimal
20121042
12
Duodecimal
68a4156
16
Hexadecimal
13305d2
20
Vigesimal
65f2c2
36
Base36
bz9hu
md5
1e5b2546a5004729a682ad94a8ba99e2
sha1
57f94a4b53b13bc2f70b78ffb5b4a479cf936633
sha256
42166d4aacd5885e1f35dc87db7280a7bacbc0e895b79b7a39c18ad18b8db3d6
sha512
75a76dd1c4655924c9fce7ce1bb775a17daa45eba0055813d29e3f1a9db8faaf18a3ccb321284a70f4b3370cfdc96ef3b758f2cf23fa0ff049c616491e0bfac8
ripemd-160
b9cc15c5331373adf51fbdd0a3ea6084442abd7f
Diameter
40242084
Circumference
126424235.45954
Area
1.2718936757497E+15
Volume
3.4122434759058E+22
Surface area
5.0875747029987E+15
Circumference
126424235.45954
Perimeter
80484168
Area
404856331165764
Diagonal
28455450.485479
Surface area
2429137986994584
Volume
8.1461312433522E+21
Space diagonal
34850667.045227
Perimeter
60363126
Area
1.7530793383626E+14
Altitude
17425333.522614
Surface area
1.7530793383626E+14
Volume
9.6003077376833E+20
Height
9485150.1618262