20123087 is an odd 8-digits composite number following 20123086
and preceding 20123088 . In scientific notation, it is written as 2.0123087 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 18476800 positive integers (up to 20123087) that are relatively prime to 20123087.
20123087 has 8 divisors, whose sum is 21827232
The reverse of 20123087 is 78032102
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred twenty-three thousand eighty-seven
Scientific notation
2.0123087 × 10^7
Engineering notation
2.0123087 × 10^6
Prime Factorization
17 × 41 × 28871
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20123087
Product of the distinct prime numbers
The prime factorization of 20123087 is 17 × 41 × 28871.
Since it has a total of 3 prime factors.
8 , 8 , 76 , 82 , 904 , 922 , 3808 , 529 , 35234 , 84263 , 923603 , 60992 , 934642 , 7200604 , 57230964 , 69629397 , 22628947 , 74261378 , 4277725900 , 7394145472
n×2
40246174
n×3
60369261
n×4
80492348
n×5
100615435
n÷2
10061543.5
n÷3
6707695.6666667
n÷3
5030771.75
n÷5
4024617.4
n2
404938630409569
n3
8.1486152893926E+21
n4
1.6397529439798E+29
n5
3.2996891150211E+36
2 √n
4485.8763915204
3 √n
271.99747240298
4 √n
66.976685432473
5 √n
28.889426530291
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
-20123086
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 20123087 can be divided by 8 positive divisors.
The sum of these divisors (counting 20123087) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000110111001111
3
Ternary
1101212100200112
4
Quaternary
1030300313033
5
Quinary
20122414322
6
Senary
1555150235
8
Octal
114606717
10
Decimal
20123087
12
Duodecimal
68a537b
16
Hexadecimal
1330dcf
20
Vigesimal
65f7e7
36
Base36
bzb2n
md5
a03d921ec3536ef715b05982bb1c9184
sha1
0d52cf0d9bbf4791c18909a1b5b202e499ecd70b
sha256
c06da60d3d570b7d73e8b427945862a8a9cbc5afd2a33f9fde02f614a9c087f5
sha512
bde9143a661240904fd1d2bd7f4f95545ecafe5cebbdefa24342848f3ea8fabaa324343bda1489f344f9e4ac155a1531185d5770f8219de1ec62842c41421070
ripemd-160
93f9eac100aba1cb4d034c2dd36418711c4d6112
Diameter
40246174
Circumference
126437084.5735
Area
1.2721522264494E+15
Volume
3.413283990678E+22
Surface area
5.0886089057977E+15
Circumference
126437084.5735
Perimeter
80492348
Area
404938630409569
Diagonal
28458342.552214
Surface area
2429631782457414
Volume
8.1486152893926E+21
Space diagonal
34854209.089129
Perimeter
60369261
Area
1.7534357045418E+14
Altitude
17427104.544564
Surface area
1.7534357045418E+14
Volume
9.6032352140165E+20
Height
9486114.1840712