20137845 is an odd 8-digits composite number following 20137844
and preceding 20137846 . In scientific notation, it is written as 2.0137845 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 8497152 positive integers (up to 20137845) that are relatively prime to 20137845.
20137845 has 16 divisors, whose sum is 29744064
The reverse of 20137845 is 54873102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred thirty-seven thousand eight hundred forty-five
Scientific notation
2.0137845 × 10^7
Engineering notation
2.0137845 × 10^6
Prime Factorization
3 × 35 × 13 × 14753
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20137845
Product of the distinct prime numbers
The prime factorization of 20137845 is 3 × 35 × 13 × 14753.
Since it has a total of 4 prime factors.
3 , 6 , 8 , 98 , 962 , 542 , 7732 , 4300 , 98026 , 2058 , 752366 , 594282 , 9714853 , 20854 , 66102968 , 63489930 , 377111347 , 251632323 , 8000383522 , 1128926113
n×2
40275690
n×3
60413535
n×4
80551380
n×5
100689225
n÷2
10068922.5
n÷3
6712615
n÷3
5034461.25
n÷5
4027569
n2
405532801244025
n3
8.166556693868E+21
n4
1.6445685288483E+29
n5
3.3118066125824E+36
2 √n
4487.5210305914
3 √n
272.06394924444
4 √n
66.988962005627
5 √n
28.893662710753
1 , 3 , 13 , 35 , 39 , 105 , 455 , 1365 , 14753 , 44259 , 191789 , 516355 , 575367 , 1549065 , 6712615 , 20137845
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
-20137844
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 20137845 can be divided by 16 positive divisors.
The sum of these divisors (counting 20137845) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110100011101110101
3
Ternary
1101220002221010
4
Quaternary
1030310131311
5
Quinary
20123402340
6
Senary
1555342433
8
Octal
114643565
10
Decimal
20137845
12
Duodecimal
68b1a19
16
Hexadecimal
1334775
20
Vigesimal
65h4c5
36
Base36
bzmgl
md5
d7a518c60b643c86cae8bb319c1fd815
sha1
556bbc7d97c09a03088010eef4e7e06c75d94ae7
sha256
b7417b4f5fddae7c536606d7f7e424603733dd00bf0cac4395ad7f3a2e8291d3
sha512
720e38a7b23ce5c4d01aabd51fc74309684d520224cfbcd6c8b1d0f3f8a83a32786e9623841aa6f77a3e1792030c2d58fcba18fc37a2bddf6e52650e238a735f
ripemd-160
f7a6670c08e836834b474d64298edc5b609ccdc8
Diameter
40275690
Circumference
126529811.82226
Area
1.2740188691779E+15
Volume
3.4207992686107E+22
Surface area
5.0960754767117E+15
Circumference
126529811.82226
Perimeter
80551380
Area
405532801244025
Diagonal
28479213.515967
Surface area
2433196807464150
Volume
8.166556693868E+21
Space diagonal
34879770.694947
Perimeter
60413535
Area
1.756008539726E+14
Altitude
17439885.347473
Surface area
1.756008539726E+14
Volume
9.6243793619641E+20
Height
9493071.1719891