20121446 is an even 8-digits composite number following 20121445
and preceding 20121447 . In scientific notation, it is written as 2.0121446 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 10060722 positive integers (up to 20121446) that are relatively prime to 20121446.
20121446 has 4 divisors, whose sum is 30182172
The reverse of 20121446 is 64412102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred twenty-one thousand four hundred forty-six
Scientific notation
2.0121446 × 10^7
Engineering notation
2.0121446 × 10^6
Prime Factorization
2 × 10060723
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20121446
Product of the distinct prime numbers
The prime factorization of 20121446 is 2 × 10060723.
Since it has a total of 2 prime factors.
10 , 8 , 89 , 62 , 592 , 911 , 9677 , 959 , 24914 , 8913 , 618518 , 765563 , 2826455 , 4697171 , 11527144 , 82438775 , 88646297 , 618344971 , 3287579420 , 8320508485
n×2
40242892
n×3
60364338
n×4
80485784
n×5
100607230
n÷2
10060723
n÷3
6707148.6666667
n÷3
5030361.5
n÷5
4024289.2
n2
404872589130916
n3
8.1466219390779E+21
n4
1.6392181342957E+29
n5
3.2983439171452E+36
2 √n
4485.6934803885
3 √n
271.9900785741
4 √n
66.975319934947
5 √n
28.888955339211
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
-20121445
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 20121446 can be divided by 4 positive divisors.
The sum of these divisors (counting 20121446) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000011101100110
3
Ternary
1101212021102202
4
Quaternary
1030300131212
5
Quinary
20122341241
6
Senary
1555134502
8
Octal
114603546
10
Decimal
20121446
12
Duodecimal
68a4432
16
Hexadecimal
1330766
20
Vigesimal
65f3c6
36
Base36
bz9t2
md5
49599b4d64a7d9987db141f3b4be5042
sha1
63b45dffd1e113296106e8f2d2e6bba056932c68
sha256
6e56fe7cf4efb193e86466d3226ba4ff443de69d590d9e17867ba758d9f589da
sha512
f27012d7cdd8cd4827ba9677c442643c1ea943a6707a6bfe199216a21e3219bca12936e1f3a2cc7056d70aad33e204c8fdc9fac7776cfddcc21cc46544c7b4c5
ripemd-160
74fcdcd8a7821c64a2ee2c38416e7ea2fbc4d1bc
Diameter
40242892
Circumference
126426773.86641
Area
1.2719447516536E+15
Volume
3.4124490180507E+22
Surface area
5.0877790066143E+15
Circumference
126426773.86641
Perimeter
80485784
Area
404872589130916
Diagonal
28456021.827758
Surface area
2429235534785496
Volume
8.1466219390779E+21
Space diagonal
34851366.793754
Perimeter
60364338
Area
1.7531497374168E+14
Altitude
17425683.396877
Surface area
1.7531497374168E+14
Volume
9.6008860281418E+20
Height
9485340.6092526