20179949 is an odd 8-digits composite number following 20179948
and preceding 20179950 . In scientific notation, it is written as 2.0179949 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 19953120 positive integers (up to 20179949) that are relatively prime to 20179949.
20179949 has 4 divisors, whose sum is 20406780
The reverse of 20179949 is 94997102
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million one hundred seventy-nine thousand nine hundred forty-nine
Scientific notation
2.0179949 × 10^7
Engineering notation
2.0179949 × 10^6
Prime Factorization
89 × 226741
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20179949
Product of the distinct prime numbers
The prime factorization of 20179949 is 89 × 226741.
Since it has a total of 2 prime factors.
4 , 4 , 87 , 12 , 100 , 895 , 1310 , 96 , 29300 , 64852 , 901620 , 135254 , 6877484 , 7859898 , 86002236 , 25970560 , 316287176 , 809724086 , 4342956758 , 3817526674
n×2
40359898
n×3
60539847
n×4
80719796
n×5
100899745
n÷2
10089974.5
n÷3
6726649.6666667
n÷3
5044987.25
n÷5
4035989.8
n2
407230341642601
n3
8.2178875256003E+21
n4
1.6583655115435E+29
n5
3.3465731446307E+36
2 √n
4492.2098125533
3 √n
272.25342675905
4 √n
67.023949544572
5 √n
28.905734733738
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
-20179948
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 20179949 can be divided by 4 positive divisors.
The sum of these divisors (counting 20179949) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111110101111101101
3
Ternary
1101222020200112
4
Quaternary
1030332233231
5
Quinary
20131224244
6
Senary
2000305405
8
Octal
114765755
10
Decimal
20179949
12
Duodecimal
6912265
16
Hexadecimal
133ebed
20
Vigesimal
6629h9
36
Base36
c0iy5
md5
97a66ae97c0aefc1c1773c4960e483f3
sha1
f8697d1fe69f60c259fc78314ad6dbb4cacbcc2d
sha256
7ad48d3f689a2def7a1c1599565c4117a47d54f71f5ccf3ac11397aa48560866
sha512
e6e59ed46c632eeb8c8b1a3bd3de8064d107cb90474b229734944d417205f0e0650e2a272db6166aa5c5bfa441ce7bac07063c40f44cfbd04d3737096af1aa22
ripemd-160
5952e2dfd459af54c7ab604b0614ef4c42115633
Diameter
40359898
Circumference
126794359.05643
Area
1.2793518496233E+15
Volume
3.4423006771271E+22
Surface area
5.117407398493E+15
Circumference
126794359.05643
Perimeter
80719796
Area
407230341642601
Diagonal
28538757.563797
Surface area
2443382049855606
Volume
8.2178875256003E+21
Space diagonal
34952696.962149
Perimeter
60539847
Area
1.7633591052715E+14
Altitude
17476348.481074
Surface area
1.7633591052715E+14
Volume
9.6848733273005E+20
Height
9512919.1879325