18376989 is an odd 8-digits composite number following 18376988
and preceding 18376990 . In scientific notation, it is written as 1.8376989 × 10^7.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 12251324 positive integers (up to 18376989) that are relatively prime to 18376989.
18376989 has 4 divisors, whose sum is 24502656
The reverse of 18376989 is 98967381
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
eighteen million three hundred seventy-six thousand nine hundred eighty-nine
Scientific notation
1.8376989 × 10^7
Engineering notation
1.8376989 × 10^6
Prime Factorization
3 × 6125663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18376989
Product of the distinct prime numbers
The prime factorization of 18376989 is 3 × 6125663.
Since it has a total of 2 prime factors.
2 , 7 , 5 , 60 , 889 , 218 , 2323 , 5762 , 27710 , 32185 , 585282 , 735206 , 8056507 , 7434886 , 29689012 , 98107412 , 635172991 , 647347210 , 2295317413 , 6677778637
n×2
36753978
n×3
55130967
n×4
73507956
n×5
91884945
n÷2
9188494.5
n÷3
6125663
n÷3
4594247.25
n÷5
3675397.8
n2
337713724706121
n3
6.2061614040734E+21
n4
1.1405055985488E+29
n5
2.095905883897E+36
2 √n
4286.839045264
3 √n
263.89112533079
4 √n
65.4739570002
5 √n
28.369708346547
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
-18376988
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 18376989 can be divided by 4 positive divisors.
The sum of these divisors (counting 18376989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110000110100100011101
3
Ternary
1021120122111020
4
Quaternary
1012012210131
5
Quinary
14201030424
6
Senary
1453514353
8
Octal
106064435
10
Decimal
18376989
12
Duodecimal
61a29b9
16
Hexadecimal
118691d
20
Vigesimal
5eh299
36
Base36
axvrx
md5
88c46f0b5034d8d7d7afb5b9d10b8908
sha1
3d0c39363b3a9f72be6bf0b36efd8cb7dd519a4c
sha256
1d591fcc7675e98fc343f40345ab44955014b113062a18066224abc1dccb4459
sha512
50b476c464a180bf1a95e11ef8f94b06cc3d31887313985c137986e6c2ca24cee6e3592b10e787efda475f175967c0f8e0a3bd445a5006cf9f2144399b388264
ripemd-160
68d3209ff9b83e0b3646c2bfbeba29cb27e21566
Diameter
36753978
Circumference
115466027.275
Area
1.0609589565532E+15
Volume
2.5996308098706E+22
Surface area
4.2438358262128E+15
Circumference
115466027.275
Perimeter
73507956
Area
337713724706121
Diagonal
25988987.079381
Surface area
2026282348236726
Volume
6.2061614040734E+21
Space diagonal
31829878.638134
Perimeter
55130967
Area
1.4623433240108E+14
Altitude
15914939.319067
Surface area
1.4623433240108E+14
Volume
7.3140313565976E+20
Height
8662995.6931271