20187541 is an odd 8-digits composite number following 20187540
and preceding 20187542 . In scientific notation, it is written as 2.0187541 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 17409600 positive integers (up to 20187541) that are relatively prime to 20187541.
20187541 has 8 divisors, whose sum is 22055904
The reverse of 20187541 is 14578102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred eighty-seven thousand five hundred forty-one
Scientific notation
2.0187541 × 10^7
Engineering notation
2.0187541 × 10^6
Prime Factorization
1643 × 11 × 1117
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20187541
Product of the distinct prime numbers
The prime factorization of 20187541 is 1643 × 11 × 1117.
Since it has a total of 3 prime factors.
3 , 1 , 24 , 9 , 587 , 75 , 9941 , 6649 , 47828 , 33203 , 700049 , 331748 , 9794331 , 4682720 , 13250479 , 88984941 , 542686878 , 871815780 , 3847404484 , 2925313066
n×2
40375082
n×3
60562623
n×4
80750164
n×5
100937705
n÷2
10093770.5
n÷3
6729180.3333333
n÷3
5046885.25
n÷5
4037508.2
n2
407536811626681
n3
8.2271660937229E+21
n4
1.6608625283084E+29
n5
3.352873038559E+36
2 √n
4493.0547515026
3 √n
272.28756442154
4 √n
67.030252509614
5 √n
28.907909360849
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
-20187540
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 20187541 can be divided by 8 positive divisors.
The sum of these divisors (counting 20187541) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000000100110010101
3
Ternary
1101222122002201
4
Quaternary
1031000212111
5
Quinary
20132000131
6
Senary
2000404501
8
Octal
115004625
10
Decimal
20187541
12
Duodecimal
6916731
16
Hexadecimal
1340995
20
Vigesimal
6638h1
36
Base36
c0ot1
md5
462219598f00f03e9f7dafe0edcc6e54
sha1
1c7049f6e7af3b8e4c6f53ac81b81b8ba2f70b4a
sha256
1f64913c71d7a4454a0bc06feb999e930275d99e2a86046ef49a8b39f75c0097
sha512
7a5be73e993667d859e56a2529e29035daf236270820bf11ee3c74cac17ec0028631ff18506f934b3c21314d8d3ea30abbe8ec61aa8098712df102740f0d09fd
ripemd-160
6d8dd5cc59b3d2bc7da3bf2e4f8bad0ab452ca21
Diameter
40375082
Circumference
126842060.99929
Area
1.2803146534738E+15
Volume
3.4461872746537E+22
Surface area
5.1212586138952E+15
Circumference
126842060.99929
Perimeter
80750164
Area
407536811626681
Diagonal
28549494.273163
Surface area
2445220869760086
Volume
8.2271660937229E+21
Space diagonal
34965846.69188
Perimeter
60562623
Area
1.7646861592301E+14
Altitude
17482923.34594
Surface area
1.7646861592301E+14
Volume
9.6958082246992E+20
Height
9516498.0910543