2018138 is an even 7-digits composite number following 2018137
and preceding 2018139 . In scientific notation, it is written as 2.018138 × 10^6.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 949696 positive integers (up to 2018138) that are relatively prime to 2018138.
2018138 has 8 divisors, whose sum is 3205332
The reverse of 2018138 is 8318102
Previous prime number is 17
Is Prime? no
Number parity even
Number length 7
Sum of Digits 23
Digital Root 5
Name
two million eighteen thousand one hundred thirty-eight
Scientific notation
2.018138 × 10^6
Engineering notation
2.018138 × 10^6
Prime Factorization
2 × 17 × 59357
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2018138
Product of the distinct prime numbers
The prime factorization of 2018138 is 2 × 17 × 59357.
Since it has a total of 3 prime factors.
5 , 7 , 3 , 70 , 993 , 471 , 8889 , 3388 , 36895 , 39088 , 110093 , 141723 , 5948999 , 1534373 , 59244770 , 24536297 , 563449720 , 417185194 , 2096585613 , 9871651773
n×2
4036276
n×3
6054414
n×4
8072552
n×5
10090690
n÷2
1009069
n÷3
672712.66666667
n÷3
504534.5
n÷5
403627.6
n2
4072880987044
n3
8219635889431004072
n4
1.6588359534625E+25
n5
3.3477598734488E+31
2 √n
1420.6118400182
3 √n
126.37183350657
4 √n
37.691004762652
5 √n
18.238544283075
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
-2018137
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 2018138 can be divided by 8 positive divisors.
The sum of these divisors (counting 2018138) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100101101011010
3
Ternary
10210112100212
4
Quaternary
13230231122
5
Quinary
1004040023
6
Senary
111131122
8
Octal
7545532
10
Decimal
2018138
12
Duodecimal
813aa2
16
Hexadecimal
1ecb5a
20
Vigesimal
cc56i
36
Base36
1797e
md5
38f9f85f86a2c54884aee7543320967d
sha1
7be45e966cb5258804fd129daa2ab7eed790db57
sha256
430ee4c8f07ceb5fb71bec598cc964e371bbd77b95d31babe586c8895647dd3a
sha512
659812ba53900ce98495906f6846420b885f2e01a48e35f220d0f64e681f9f0716a4fdc02536ccf82c4d7e9b4a70161fd832084c2ffa21e0a88cf8eea2f26ea0
ripemd-160
eab2b881fa8cbfe8bf28c0023566615cf5849683
Diameter
4036276
Circumference
12680335.029461
Area
12795332987843
Volume
3.4430330300559E+19
Surface area
51181331951372
Circumference
12680335.029461
Perimeter
8072552
Area
4072880987044
Diagonal
2854078.1303405
Surface area
24437285922264
Volume
8219635889431004072
Space diagonal
3495517.5526854
Perimeter
6054414
Area
1763609200685.4
Altitude
1747758.7763427
Surface area
1763609200685.4
Volume
9.686933793835E+17
Height
951359.37678017