20150405 is an odd 8-digits composite number following 20150404
and preceding 20150406 . In scientific notation, it is written as 2.0150405 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 14508480 positive integers (up to 20150405) that are relatively prime to 20150405.
20150405 has 8 divisors, whose sum is 20721792
The reverse of 20150405 is 50405102
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred fifty thousand four hundred five
Scientific notation
2.0150405 × 10^7
Engineering notation
2.0150405 × 10^6
Prime Factorization
55 × 103 × 3557
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20150405
Product of the distinct prime numbers
The prime factorization of 20150405 is 55 × 103 × 3557.
Since it has a total of 3 prime factors.
2 , 4 , 4 , 4 , 833 , 232 , 6283 , 7932 , 58434 , 38586 , 942645 , 211439 , 6196134 , 125090 , 79536294 , 14518777 , 514498190 , 549012907 , 7303555776 , 4233163771
n×2
40300810
n×3
60451215
n×4
80601620
n×5
100752025
n÷2
10075202.5
n÷3
6716801.6666667
n÷3
5037601.25
n÷5
4030081
n2
406038821664025
n3
8.1818467022529E+21
n4
1.6486752469831E+29
n5
3.3221473940184E+36
2 √n
4488.9202487903
3 √n
272.12049970167
4 √n
66.999404839076
5 √n
28.897266014879
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
-20150404
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 20150405 can be divided by 8 positive divisors.
The sum of these divisors (counting 20150405) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110111100010000101
3
Ternary
1101220202011022
4
Quaternary
1030313202011
5
Quinary
20124303110
6
Senary
1555520525
8
Octal
114674205
10
Decimal
20150405
12
Duodecimal
68b9145
16
Hexadecimal
1337885
20
Vigesimal
65ig05
36
Base36
bzw5h
md5
020a20e338532d9554add9780fe4d506
sha1
392cd0112150c393ab1c62e32b14b3a21c5c304d
sha256
a65cb190d7b613952012723ec8ecf48bb1ef89fae239910fc6e628daa5ec61c9
sha512
d95d2c329408e5e2c87a57a2e09d518a34962bbc1591faee5a5118083ae5b4c2d141e13db71b190df417f4ac096e37bdb9c08fa3a2da07082c9837a919ded1ac
ripemd-160
93707c78286f0167abe48d2f75d3df6032e7d7e1
Diameter
40300810
Circumference
126608728.62972
Area
1.275608579212E+15
Volume
3.4272039323461E+22
Surface area
5.1024343168478E+15
Circumference
126608728.62972
Perimeter
80601620
Area
406038821664025
Diagonal
28496976.038311
Surface area
2436232929984150
Volume
8.1818467022529E+21
Space diagonal
34901525.25309
Perimeter
60451215
Area
1.7581996724187E+14
Altitude
17450762.626545
Surface area
1.7581996724187E+14
Volume
9.642398809653E+20
Height
9498992.0127702