19908047 is an odd 8-digits composite number following 19908046
and preceding 19908048 . In scientific notation, it is written as 1.9908047 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 19888896 positive integers (up to 19908047) that are relatively prime to 19908047.
19908047 has 4 divisors, whose sum is 19927200
The reverse of 19908047 is 74080991
Previous prime number is 1103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million nine hundred eight thousand forty-seven
Scientific notation
1.9908047 × 10^7
Engineering notation
1.9908047 × 10^6
Prime Factorization
1103 × 18049
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19908047
Product of the distinct prime numbers
The prime factorization of 19908047 is 1103 × 18049.
Since it has a total of 2 prime factors.
1 , 10 , 7 , 12 , 543 , 986 , 8157 , 2640 , 58868 , 48923 , 365434 , 943653 , 4099542 , 9921295 , 86087835 , 89826687 , 547405738 , 92508716 , 4858464271 , 1037902962
n×2
39816094
n×3
59724141
n×4
79632188
n×5
99540235
n÷2
9954023.5
n÷3
6636015.6666667
n÷3
4977011.75
n÷5
3981609.4
n2
396330335354209
n3
7.8901629437574E+21
n4
1.5707773472198E+29
n5
3.1271109254987E+36
2 √n
4461.8434531032
3 √n
271.02512441638
4 √n
66.797031768659
5 √n
28.827417072062
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
-19908046
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 19908047 can be divided by 4 positive divisors.
The sum of these divisors (counting 19908047) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011111100010111001111
3
Ternary
1101110102201002
4
Quaternary
1023330113033
5
Quinary
20044024142
6
Senary
1550410515
8
Octal
113742717
10
Decimal
19908047
12
Duodecimal
6800a3b
16
Hexadecimal
12fc5cf
20
Vigesimal
648a27
36
Base36
bup5b
md5
c550e39a3800a563ecfe14d70775f6b3
sha1
5f5fe9227998f845c8593e26036ca45d75529f09
sha256
af0de7850f0b771c62ff9a8ff1ffc923ea65e01b572cb95500baa822f59ca340
sha512
08556ec4f97db36d6d8e0c0f841e9c3ed00c4598cef23c1dd9f40a7cf486d9e931ddbe08b4bbd419c98a9c19ca6dd4abf7102f5844de2c19d80473c8d3752b68
ripemd-160
c6680b8a86de3a0b78001a68f8c971a853bc708f
Diameter
39816094
Circumference
125085948.40504
Area
1.2451084699436E+15
Volume
3.3050237252979E+22
Surface area
4.9804338797742E+15
Circumference
125085948.40504
Perimeter
79632188
Area
396330335354209
Diagonal
28154230.067761
Surface area
2377982012125254
Volume
7.8901629437574E+21
Space diagonal
34481748.883469
Perimeter
59724141
Area
1.7161606935358E+14
Altitude
17240874.441735
Surface area
1.7161606935358E+14
Volume
9.2986462036627E+20
Height
9384743.3559203