18379931 is an odd 8-digits composite number following 18379930
and preceding 18379932 . In scientific notation, it is written as 1.8379931 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 17352000 positive integers (up to 18379931) that are relatively prime to 18379931.
18379931 has 8 divisors, whose sum is 19436928
The reverse of 18379931 is 13997381
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighteen million three hundred seventy-nine thousand nine hundred thirty-one
Scientific notation
1.8379931 × 10^7
Engineering notation
1.8379931 × 10^6
Prime Factorization
41 × 31 × 14461
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18379931
Product of the distinct prime numbers
The prime factorization of 18379931 is 41 × 31 × 14461.
Since it has a total of 3 prime factors.
5 , 5 , 58 , 79 , 528 , 703 , 691 , 4516 , 58956 , 19319 , 922084 , 589063 , 1784824 , 4267800 , 54918841 , 3033255 , 312871918 , 729235651 , 3151061289 , 7870696288
n×2
36759862
n×3
55139793
n×4
73519724
n×5
91899655
n÷2
9189965.5
n÷3
6126643.6666667
n÷3
4594982.75
n÷5
3675986.2
n2
337821863564761
n3
6.2091425426117E+21
n4
1.1412361150237E+29
n5
2.0975841048843E+36
2 √n
4287.182174809
3 √n
263.90520682268
4 √n
65.47657729913
5 √n
28.3706166383
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
-18379930
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 18379931 can be divided by 8 positive divisors.
The sum of these divisors (counting 18379931) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110000111010010011011
3
Ternary
1021120210112012
4
Quaternary
1012013102123
5
Quinary
14201124211
6
Senary
1453540135
8
Octal
106072233
10
Decimal
18379931
12
Duodecimal
61a464b
16
Hexadecimal
118749b
20
Vigesimal
5eh9gb
36
Base36
axy1n
md5
b40ce45f8caceae261b5ac89d9477e36
sha1
80d16d39e22cb79f3b619acd09bfd5e8163de3a6
sha256
4aa8c91a096b0d3f82ddaa9d196795779d6076a960d2e558911e4757c2aaef2d
sha512
d3efb9ec786a7aca730ae3d127f989856d7fedb6a5c25c33cf33ec41367a449dace30e452a3fb7376d38b29c76c6fc9a42b433af78311282a0427d75d3a40577
ripemd-160
92637340678b28928d552b79a752d4dd698393f5
Diameter
36759862
Circumference
115484512.40617
Area
1.0612986847971E+15
Volume
2.6008795462614E+22
Surface area
4.2451947391883E+15
Circumference
115484512.40617
Perimeter
73519724
Area
337821863564761
Diagonal
25993147.695682
Surface area
2026931181388566
Volume
6.2091425426117E+21
Space diagonal
31834974.33161
Perimeter
55139793
Area
1.4628115790044E+14
Altitude
15917487.165805
Surface area
1.4628115790044E+14
Volume
7.3175446620577E+20
Height
8664382.5652272