20181241 is an odd 8-digits composite number following 20181240
and preceding 20181242 . In scientific notation, it is written as 2.0181241 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 19995984 positive integers (up to 20181241) that are relatively prime to 20181241.
20181241 has 4 divisors, whose sum is 20366500
The reverse of 20181241 is 14218102
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred eighty-one thousand two hundred forty-one
Scientific notation
2.0181241 × 10^7
Engineering notation
2.0181241 × 10^6
Prime Factorization
109 × 185149
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20181241
Product of the distinct prime numbers
The prime factorization of 20181241 is 109 × 185149.
Since it has a total of 2 prime factors.
8 , 10 , 45 , 37 , 330 , 399 , 9128 , 7217 , 45368 , 79014 , 435788 , 889638 , 765254 , 5061143 , 48582116 , 88498263 , 512448408 , 796579200 , 3606825193 , 6162049106
n×2
40362482
n×3
60543723
n×4
80724964
n×5
100906205
n÷2
10090620.5
n÷3
6727080.3333333
n÷3
5045310.25
n÷5
4036248.2
n2
407282488300081
n3
8.2194660514636E+21
n4
1.6587902527591E+29
n5
3.3476445859381E+36
2 √n
4492.3536147547
3 √n
272.25923688144
4 √n
67.025022303277
5 √n
28.906104856109
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20181240
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20181241 can be divided by 4 positive divisors.
The sum of these divisors (counting 20181241) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111111000011111001
3
Ternary
1101222022110101
4
Quaternary
1030333003321
5
Quinary
20131244431
6
Senary
2000315401
8
Octal
114770371
10
Decimal
20181241
12
Duodecimal
6912b61
16
Hexadecimal
133f0f9
20
Vigesimal
662d21
36
Base36
c0jy1
md5
146aaad9c6c462f23924f6ff43dac00f
sha1
184ef62729eefdcc28bcb62db5e2b0ba10909996
sha256
01f8ab031d155b24bdf0c652b56c816cbe5868702bce5e5be90f8aa60d0040bb
sha512
b7ab6e3747d72be20d6967dcc64dd07ea94f66481a0b6e777ed60d6db23f0722e949492d48e15083adcb6a83aa81605d22b8b6461e1a5f953ce6ea34a61b4f30
ripemd-160
308d64519540e2099358244779198950d2308d19
Diameter
40362482
Circumference
126802476.93185
Area
1.2795156731793E+15
Volume
3.4429618884945E+22
Surface area
5.1180626927172E+15
Circumference
126802476.93185
Perimeter
80724964
Area
407282488300081
Diagonal
28540584.72772
Surface area
2443694929800486
Volume
8.2194660514636E+21
Space diagonal
34954934.771792
Perimeter
60543723
Area
1.763584906922E+14
Altitude
17477467.385896
Surface area
1.763584906922E+14
Volume
9.6867336378709E+20
Height
9513528.2425733