20123790 is an even 8-digits composite number following 20123789
and preceding 20123791 . In scientific notation, it is written as 2.0123790 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 5305344 positive integers (up to 20123790) that are relatively prime to 20123790.
20123790 has 16 divisors, whose sum is 32564160
The reverse of 20123790 is 09732102
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred twenty-three thousand seven hundred ninety
Scientific notation
2.0123790 × 10^7
Engineering notation
2.0123790 × 10^6
Prime Factorization
2 × 15 × 89 × 7537
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20123790
Product of the distinct prime numbers
The prime factorization of 20123790 is 2 × 15 × 89 × 7537.
Since it has a total of 4 prime factors.
3 , 4 , 2 , 95 , 821 , 404 , 8718 , 1008 , 5443 , 2076 , 593199 , 651375 , 5025898 , 5631649 , 40282306 , 46983654 , 751172335 , 693011713 , 7642750527 , 5669697003
n×2
40247580
n×3
60371370
n×4
80495160
n×5
100618950
n÷2
10061895
n÷3
6707930
n÷3
5030947.5
n÷5
4024758
n2
404966923964100
n3
8.1494693347995E+21
n4
1.6399820950495E+29
n5
3.3002655284535E+36
2 √n
4485.954747877
3 √n
272.00063977647
4 √n
66.977270382399
5 √n
28.88962837788
1 , 2 , 15 , 30 , 89 , 178 , 1335 , 2670 , 7537 , 15074 , 113055 , 226110 , 670793 , 1341586 , 10061895 , 20123790
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20123789
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20123790 can be divided by 16 positive divisors.
The sum of these divisors (counting 20123790) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110001000010001110
3
Ternary
1101212101122120
4
Quaternary
1030301002032
5
Quinary
20122430130
6
Senary
1555153410
8
Octal
114610216
10
Decimal
20123790
12
Duodecimal
68a5866
16
Hexadecimal
133108e
20
Vigesimal
65f99a
36
Base36
bzbm6
md5
b4051b40d17cc7be1496189f55baff10
sha1
d696863cad82313e0e25f93f045fabc503bceafb
sha256
0d1a8fc23447abb8b2374ed1a830b55ad624fcbab9311e399458012445114a84
sha512
c4ccf92afb459fdfd41a16820bce8e1f06f9744bdbaf62429891eb62ca7266eaa339cfeb1b37445d732b1698f28c8631a95e076ffcf16bcca5990b344801a1a4
ripemd-160
2b0df7f7d3b7df8e3685ab21547cec4ecde8c721
Diameter
40247580
Circumference
126441501.65277
Area
1.2722411132725E+15
Volume
3.4136417323815E+22
Surface area
5.0889644530899E+15
Circumference
126441501.65277
Perimeter
80495160
Area
404966923964100
Diagonal
28459336.744348
Surface area
2429801543784600
Volume
8.1494693347995E+21
Space diagonal
34855426.720846
Perimeter
60371370
Area
1.7535582192268E+14
Altitude
17427713.360423
Surface area
1.7535582192268E+14
Volume
9.6042417161809E+20
Height
9486445.5814494