18349213 is an odd 8-digits composite number following 18349212
and preceding 18349214 . In scientific notation, it is written as 1.8349213 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 18333568 positive integers (up to 18349213) that are relatively prime to 18349213.
18349213 has 4 divisors, whose sum is 18364860
The reverse of 18349213 is 31294381
Previous prime number is 1277
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighteen million three hundred forty-nine thousand two hundred thirteen
Scientific notation
1.8349213 × 10^7
Engineering notation
1.8349213 × 10^6
Prime Factorization
1277 × 14369
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18349213
Product of the distinct prime numbers
The prime factorization of 18349213 is 1277 × 14369.
Since it has a total of 2 prime factors.
6 , 8 , 38 , 59 , 180 , 136 , 7643 , 7149 , 72418 , 37536 , 220593 , 924838 , 3583855 , 6625949 , 86940870 , 61861605 , 747049648 , 527029402 , 2805863460 , 3981468191
n×2
36698426
n×3
55047639
n×4
73396852
n×5
91746065
n÷2
9174606.5
n÷3
6116404.3333333
n÷3
4587303.25
n÷5
3669842.6
n2
336693617719369
n3
6.1780629072733E+21
n4
1.1336259221296E+29
n5
2.0801143507477E+36
2 √n
4283.5981370806
3 √n
263.75810506453
4 √n
65.449202723032
5 √n
28.361127246994
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
-18349212
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 18349213 can be divided by 4 positive divisors.
The sum of these divisors (counting 18349213) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101111111110010011101
3
Ternary
1021112020101111
4
Quaternary
1011333302131
5
Quinary
14144133323
6
Senary
1453142021
8
Octal
105776235
10
Decimal
18349213
12
Duodecimal
618a911
16
Hexadecimal
117fc9d
20
Vigesimal
5edd0d
36
Base36
axacd
md5
52d053e670073b9f7b10a949db611a0b
sha1
fe614bfd18f7214c8404e0a158c9c56cf938417f
sha256
018f545995c41bbf973d1d35cc75de44f3b7a8e6915c0c3126ea6da135e65488
sha512
9b124e00d5b8a36d7b21a59e1bc828fce67098c978ca6f94c7db8db89572570bef72c015626c36b77e9915a4fac97d5d7e1a90631d61dd5a37d4e5edff537a05
ripemd-160
72653b1f1b4d20d65b5cebc6554db66360fb3d1d
Diameter
36698426
Circumference
115291505.51991
Area
1.0577541959377E+15
Volume
2.587860939054E+22
Surface area
4.231016783751E+15
Circumference
115291505.51991
Perimeter
73396852
Area
336693617719369
Diagonal
25949705.883473
Surface area
2020161706316214
Volume
6.1780629072733E+21
Space diagonal
31781769.194903
Perimeter
55047639
Area
1.4579261311853E+14
Altitude
15890884.597452
Surface area
1.4579261311853E+14
Volume
7.28091696055E+20
Height
8649901.9611576