20121298 is an even 8-digits composite number following 20121297
and preceding 20121299 . In scientific notation, it is written as 2.0121298 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 9947520 positive integers (up to 20121298) that are relatively prime to 20121298.
20121298 has 8 divisors, whose sum is 30521340
The reverse of 20121298 is 89212102
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred twenty-one thousand two hundred ninety-eight
Scientific notation
2.0121298 × 10^7
Engineering notation
2.0121298 × 10^6
Prime Factorization
2 × 89 × 113041
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20121298
Product of the distinct prime numbers
The prime factorization of 20121298 is 2 × 89 × 113041.
Since it has a total of 3 prime factors.
10 , 1 , 61 , 98 , 123 , 865 , 8434 , 5265 , 58043 , 89016 , 841879 , 884943 , 6083179 , 6061694 , 34972731 , 20716290 , 308396423 , 447804951 , 640864707 , 1237564062
n×2
40242596
n×3
60363894
n×4
80485192
n×5
100606490
n÷2
10060649
n÷3
6707099.3333333
n÷3
5030324.5
n÷5
4024259.6
n2
404866633204804
n3
8.1464421769706E+21
n4
1.6391699068259E+29
n5
3.2982226167877E+36
2 √n
4485.6769834664
3 √n
271.98941171297
4 √n
66.975196778109
5 √n
28.88891284149
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
-20121297
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 20121298 can be divided by 8 positive divisors.
The sum of these divisors (counting 20121298) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000011011010010
3
Ternary
1101212021020021
4
Quaternary
1030300123102
5
Quinary
20122340143
6
Senary
1555134054
8
Octal
114603322
10
Decimal
20121298
12
Duodecimal
68a432a
16
Hexadecimal
13306d2
20
Vigesimal
65f34i
36
Base36
bz9oy
md5
b8b56c1638fce6ac6fcb7af849bd3a36
sha1
bbdef22192f21e0311beb7a8eac3ac6c074d530d
sha256
4675c471d78fde486f9331e567ece4040ef887ca797fbc53754a6277d137d615
sha512
af665eaec1a5ca54c5a639b99e2fecc8071dc10e83e12c84fb30227b29b826e4a9038697360971a19f9398162a9f43430bf78852f7ee7e6311efa94d7328e560
ripemd-160
c04c2a0ce8098637c6d08dc05354dcc02982ca6b
Diameter
40242596
Circumference
126425843.95498
Area
1.2719260405598E+15
Volume
3.4123737194753E+22
Surface area
5.0877041622394E+15
Circumference
126425843.95498
Perimeter
80485192
Area
404866633204804
Diagonal
28455812.524151
Surface area
2429199799228824
Volume
8.1464421769706E+21
Space diagonal
34851110.450234
Perimeter
60363894
Area
1.7531239475002E+14
Altitude
17425555.225117
Surface area
1.7531239475002E+14
Volume
9.6006741764666E+20
Height
9485270.8413835