20121297 is an odd 8-digits composite number following 20121296
and preceding 20121298 . In scientific notation, it is written as 2.0121297 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 10997712 positive integers (up to 20121297) that are relatively prime to 20121297.
20121297 has 4 divisors, whose sum is 20163440
The reverse of 20121297 is 79212102
Previous prime number is 483
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred twenty-one thousand two hundred ninety-seven
Scientific notation
2.0121297 × 10^7
Engineering notation
2.0121297 × 10^6
Prime Factorization
483 × 41659
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20121297
Product of the distinct prime numbers
The prime factorization of 20121297 is 483 × 41659.
Since it has a total of 2 prime factors.
8 , 8 , 85 , 95 , 167 , 744 , 649 , 5846 , 24865 , 83058 , 494861 , 409736 , 1708310 , 9501872 , 79653285 , 94562191 , 559732739 , 205548384 , 5510897779 , 6940606433
n×2
40242594
n×3
60363891
n×4
80485188
n×5
100606485
n÷2
10060648.5
n÷3
6707099
n÷3
5030324.25
n÷5
4024259.4
n2
404866592962209
n3
8.1464409623707E+21
n4
1.6391695809683E+29
n5
3.2982217972028E+36
2 √n
4485.6768720005
3 √n
271.98940720714
4 √n
66.975195945966
5 √n
28.888912554343
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
-20121296
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 20121297 can be divided by 4 positive divisors.
The sum of these divisors (counting 20121297) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000011011010001
3
Ternary
1101212021020020
4
Quaternary
1030300123101
5
Quinary
20122340142
6
Senary
1555134053
8
Octal
114603321
10
Decimal
20121297
12
Duodecimal
68a4329
16
Hexadecimal
13306d1
20
Vigesimal
65f34h
36
Base36
bz9ox
md5
35500990cf1c2ee67f826b3f50b5cc57
sha1
c21ea3490bd1e1e6a85c1cc7fd28249d93e6ae15
sha256
e4fe59fb748358c21ec0442e07c4763a19e71da9687e6c95038196c4d56f3fd2
sha512
1f24409c904974ad23d060dd32789faaf856b2b5a89c4f5c833a617aca232487bbfde944a0dd576c3d361f89600895bc305494ab79928cf9f181a597d0a45e9e
ripemd-160
b59ebc27275850e8fe28eecad5e64a6299e37683
Diameter
40242594
Circumference
126425837.6718
Area
1.271925914134E+15
Volume
3.4123732107049E+22
Surface area
5.087703656536E+15
Circumference
126425837.6718
Perimeter
80485188
Area
404866592962209
Diagonal
28455811.109937
Surface area
2429199557773254
Volume
8.1464409623707E+21
Space diagonal
34851108.718183
Perimeter
60363891
Area
1.7531237732446E+14
Altitude
17425554.359092
Surface area
1.7531237732446E+14
Volume
9.600672745047E+20
Height
9485270.369979