20087908 is an even 8-digits composite number following 20087907
and preceding 20087909 . In scientific notation, it is written as 2.0087908 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 6 positive divisors.
There are 10043952 positive integers (up to 20087908) that are relatively prime to 20087908.
20087908 has 6 divisors, whose sum is 35153846
The reverse of 20087908 is 80978002
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million eighty-seven thousand nine hundred eight
Scientific notation
2.0087908 × 10^7
Engineering notation
2.0087908 × 10^6
Prime Factorization
2 × 2 × 5021977
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10043954
Product of the distinct prime numbers
The prime factorization of 20087908 is 2 × 2 × 5021977.
Since it has a total of 3 prime factors.
3 , 4 , 16 , 32 , 26 , 966 , 6382 , 1388 , 61535 , 96750 , 153853 , 258661 , 2746625 , 7560380 , 75465571 , 23279513 , 779864845 , 407133047 , 7819544701 , 9456221193
n×2
40175816
n×3
60263724
n×4
80351632
n×5
100439540
n÷2
10043954
n÷3
6695969.3333333
n÷3
5021977
n÷5
4017581.6
n2
403524047816464
n3
8.1059539483247E+21
n4
1.6283165716618E+29
n5
3.2709473486418E+36
2 √n
4481.9535919061
3 √n
271.8388787701
4 √n
66.947394212965
5 √n
28.879318612378
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20087907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20087908 can be divided by 6 positive divisors.
The sum of these divisors (counting 20087908) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100101000010001100100
3
Ternary
1101210120102121
4
Quaternary
1030220101210
5
Quinary
20120303113
6
Senary
1554315324
8
Octal
114502144
10
Decimal
20087908
12
Duodecimal
6888b44
16
Hexadecimal
1328464
20
Vigesimal
65ajf8
36
Base36
byjxg
md5
b871ffc351c22045e33eddbf07bf0c3d
sha1
7ad97e8e4dc899ec0e9c1fcbdb2c9c2d42e133e3
sha256
6fc35ac7527775baff28a3c5cbe0e462a36c63900994e5abf1b0182a16f86681
sha512
44d938073ad47e2728c3606b0b7b1f02fd1ba39596eb82111e5c1b6817a958026f4880f978dbf19a09fb93ce12c87ac102e42f8d0929c761f03598bf1c522f20
ripemd-160
2305548693b1bb5f39e2f0793cc188a28b5ae1c0
Diameter
40175816
Circumference
126216048.39758
Area
1.267708184167E+15
Volume
3.3954140499192E+22
Surface area
5.0708327366681E+15
Circumference
126216048.39758
Perimeter
80351632
Area
403524047816464
Diagonal
28408591.933303
Surface area
2421144286898784
Volume
8.1059539483247E+21
Space diagonal
34793277.273769
Perimeter
60263724
Area
1.7473103822349E+14
Altitude
17396638.636885
Surface area
1.7473103822349E+14
Volume
9.5529583414105E+20
Height
9469530.6444343