20120605 is an odd 8-digits composite number following 20120604
and preceding 20120606 . In scientific notation, it is written as 2.0120605 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 15149568 positive integers (up to 20120605) that are relatively prime to 20120605.
20120605 has 4 divisors, whose sum is 20357404
The reverse of 20120605 is 50602102
Previous prime number is 85
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million one hundred twenty thousand six hundred five
Scientific notation
2.0120605 × 10^7
Engineering notation
2.0120605 × 10^6
Prime Factorization
85 × 236713
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20120605
Product of the distinct prime numbers
The prime factorization of 20120605 is 85 × 236713.
Since it has a total of 2 prime factors.
5 , 4 , 64 , 33 , 132 , 899 , 3654 , 9804 , 42886 , 35865 , 462252 , 14217 , 116344 , 3202576 , 87048042 , 79089031 , 674154116 , 16233670 , 5137281735 , 4427667388
n×2
40241210
n×3
60361815
n×4
80482420
n×5
100603025
n÷2
10060302.5
n÷3
6706868.3333333
n÷3
5030151.25
n÷5
4024121
n2
404838745566025
n3
8.1456004882295E+21
n4
1.6389440991147E+29
n5
3.2976546835368E+36
2 √n
4485.599736936
3 √n
271.98628913731
4 √n
66.974620095496
5 √n
28.888713845457
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
-20120604
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 20120605 can be divided by 4 positive divisors.
The sum of these divisors (counting 20120605) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000010000011101
3
Ternary
1101212020021121
4
Quaternary
1030300100131
5
Quinary
20122324410
6
Senary
1555130541
8
Octal
114602035
10
Decimal
20120605
12
Duodecimal
68a3a51
16
Hexadecimal
133041d
20
Vigesimal
65f1a5
36
Base36
bz95p
md5
7fab145d886fe2461135734906da0ce1
sha1
624fb639914244a85d4e5ed8c44098f06124e7c6
sha256
33f96100fdff7953624ca859005c4f8b4aa6ba5c6d5a163bc55e7b43e994ba11
sha512
597de793b5a4b8effab8e3afde8879e3a1c5a8ed1fe8a14b67893b3fedc8c854d3a7c4e8475ba39762ebd38d4e05ad9c6966d258dbc4df72b959a7976ad98df4
ripemd-160
80aca6c3d02771c1154eaa4c8c0bde9a42466f6e
Diameter
40241210
Circumference
126421489.70756
Area
1.2718384289587E+15
Volume
3.4120211537199E+22
Surface area
5.0873537158349E+15
Circumference
126421489.70756
Perimeter
80482420
Area
404838745566025
Diagonal
28454832.474152
Surface area
2429032473396150
Volume
8.1456004882295E+21
Space diagonal
34849910.139024
Perimeter
60361815
Area
1.753003190482E+14
Altitude
17424955.069512
Surface area
1.753003190482E+14
Volume
9.5996822367725E+20
Height
9484944.1580506