20115399 is an odd 8-digits composite number following 20115398
and preceding 20115400 . In scientific notation, it is written as 2.0115399 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13410264 positive integers (up to 20115399) that are relatively prime to 20115399.
20115399 has 4 divisors, whose sum is 26820536
The reverse of 20115399 is 99351102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred fifteen thousand three hundred ninety-nine
Scientific notation
2.0115399 × 10^7
Engineering notation
2.0115399 × 10^6
Prime Factorization
3 × 6705133
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20115399
Product of the distinct prime numbers
The prime factorization of 20115399 is 3 × 6705133.
Since it has a total of 2 prime factors.
4 , 6 , 79 , 35 , 748 , 816 , 5191 , 6311 , 4003 , 29242 , 181290 , 708911 , 9671819 , 6370337 , 38845555 , 7847128 , 743851114 , 343049367 , 4119561390 , 8495947060
n×2
40230798
n×3
60346197
n×4
80461596
n×5
100576995
n÷2
10057699.5
n÷3
6705133
n÷3
5028849.75
n÷5
4023079.8
n2
404629276929201
n3
8.1392793525124E+21
n4
1.6372485174825E+29
n5
3.2933907191319E+36
2 √n
4485.0193979514
3 √n
271.96282922709
4 √n
66.970287426226
5 √n
28.887218759083
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
-20115398
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 20115399 can be divided by 4 positive divisors.
The sum of these divisors (counting 20115399) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101110111111000111
3
Ternary
1101211222010210
4
Quaternary
1030232333013
5
Quinary
20122143044
6
Senary
1555050503
8
Octal
114567707
10
Decimal
20115399
12
Duodecimal
68a0a33
16
Hexadecimal
132efc7
20
Vigesimal
65e89j
36
Base36
bz553
md5
fdacd2002566019f5cdeeaa812f6c304
sha1
5cea8d263846da7a1ddd20947a4fda6ee2ed0b20
sha256
21c19febbfbad6cb48f015e70abf69e02dd677aaeb26821f886c83f5122ada9c
sha512
7947f7ec765750a17a2a6970c1ba5543c36e8b0d3707328ba5d0f1526d2ad7b6946536b38f0f3893c0cface3033f46a80f1b0efb1bc2aa46de62faa758b345e5
ripemd-160
0804c57d40aeea9540ae9dbab77e3caeae16acad
Diameter
40230798
Circumference
126388779.44485
Area
1.2711803638281E+15
Volume
3.4093733625824E+22
Surface area
5.0847214553125E+15
Circumference
126388779.44485
Perimeter
80461596
Area
404629276929201
Diagonal
28447470.078346
Surface area
2427775661575206
Volume
8.1392793525124E+21
Space diagonal
34840893.08252
Perimeter
60346197
Area
1.7520961646781E+14
Altitude
17420446.54126
Surface area
1.7520961646781E+14
Volume
9.5922327068886E+20
Height
9482490.0261154