18379919 is an odd 8-digits composite number following 18379918
and preceding 18379920 . In scientific notation, it is written as 1.8379919 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 18347160 positive integers (up to 18379919) that are relatively prime to 18379919.
18379919 has 4 divisors, whose sum is 18412680
The reverse of 18379919 is 91997381
Previous prime number is 571
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighteen million three hundred seventy-nine thousand nine hundred nineteen
Scientific notation
1.8379919 × 10^7
Engineering notation
1.8379919 × 10^6
Prime Factorization
571 × 32189
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18379919
Product of the distinct prime numbers
The prime factorization of 18379919 is 571 × 32189.
Since it has a total of 2 prime factors.
9 , 5 , 50 , 63 , 185 , 818 , 9291 , 9853 , 89085 , 64979 , 324690 , 412781 , 6964881 , 7093645 , 85744058 , 75487376 , 893143559 , 786505226 , 5713107075 , 360407880
n×2
36759838
n×3
55139757
n×4
73519676
n×5
91899595
n÷2
9189959.5
n÷3
6126639.6666667
n÷3
4594979.75
n÷5
3675983.8
n2
337821422446561
n3
6.2091303810326E+21
n4
1.1412331346382E+29
n5
2.0975772574766E+36
2 √n
4287.1807752881
3 √n
263.90514938933
4 √n
65.476566611942
5 √n
28.370612933743
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
-18379918
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 18379919 can be divided by 4 positive divisors.
The sum of these divisors (counting 18379919) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110000111010010001111
3
Ternary
1021120210111202
4
Quaternary
1012013102033
5
Quinary
14201124134
6
Senary
1453540115
8
Octal
106072217
10
Decimal
18379919
12
Duodecimal
61a463b
16
Hexadecimal
118748f
20
Vigesimal
5eh9fj
36
Base36
axy1b
md5
220fb6daeb9167afbc4a2af2699c876c
sha1
a003f07ad9316a8e4e76e24dfd621f87ace35358
sha256
bcd7a8f5fc85b762b3a31c0b862baca4cbee18b603a7e4fc58d7c2e1d20ab118
sha512
a6faa3f76897a45422582ba9ba9e0ea9781749e96c091e28ec6b2a412a29f0d107dd93669ac24fbc9ecf84d94e5ee181387c905260e74fa782b1551b53320dbd
ripemd-160
55ff5d08cd4a14296abc2ddc7eae7aceaa0e9c02
Diameter
36759838
Circumference
115484437.00795
Area
1.0612972989834E+15
Volume
2.6008744520311E+22
Surface area
4.2451891959335E+15
Circumference
115484437.00795
Perimeter
73519676
Area
337821422446561
Diagonal
25993130.725119
Surface area
2026928534679366
Volume
6.2091303810326E+21
Space diagonal
31834953.547001
Perimeter
55139757
Area
1.4628096689066E+14
Altitude
15917476.7735
Surface area
1.4628096689066E+14
Volume
7.3175303294992E+20
Height
8664376.908373