18983012 is an even 8-digits composite number following 18983011
and preceding 18983013 . In scientific notation, it is written as 1.8983012 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 9465960 positive integers (up to 18983012) that are relatively prime to 18983012.
18983012 has 12 divisors, whose sum is 33309696
The reverse of 18983012 is 21038981
Previous prime number is 383
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighteen million nine hundred eighty-three thousand twelve
Scientific notation
1.8983012 × 10^7
Engineering notation
1.8983012 × 10^6
Prime Factorization
2 × 2 × 383 × 12391
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9491506
Product of the distinct prime numbers
The prime factorization of 18983012 is 2 × 2 × 383 × 12391.
Since it has a total of 4 prime factors.
5 , 1 , 76 , 57 , 249 , 112 , 377 , 9125 , 86084 , 93298 , 536892 , 901747 , 9280836 , 7674959 , 25440912 , 91970215 , 181843101 , 335198979 , 2205530324 , 7155125446
n×2
37966024
n×3
56949036
n×4
75932048
n×5
94915060
n÷2
9491506
n÷3
6327670.6666667
n÷3
4745753
n÷5
3796602.4
n2
360354744592144
n3
6.8406184408496E+21
n4
1.2985554195007E+29
n5
2.4650493111047E+36
2 √n
4356.9498505262
3 √n
266.76061342641
4 √n
66.007195445089
5 √n
28.554399045406
1 , 2 , 4 , 383 , 766 , 1532 , 12391 , 24782 , 49564 , 4745753 , 9491506 , 18983012
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18983011
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18983012 can be divided by 12 positive divisors.
The sum of these divisors (counting 18983012) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001000011010100001100100
3
Ternary
1022201102210112
4
Quaternary
1020122201210
5
Quinary
14324424022
6
Senary
1514512152
8
Octal
110324144
10
Decimal
18983012
12
Duodecimal
6435658
16
Hexadecimal
121a864
20
Vigesimal
5ichac
36
Base36
bavdw
md5
197e25d73db9561a518ff078729e23fe
sha1
0825b08458e5f62004412d464e07a559c7f92423
sha256
7aefdb1f5f4a2155522f9679f5523660bf705b7c2cd394ba4a027773d17a717c
sha512
c6a49177deaea89c6b16072979bb82b0571c73f6e74466a1e9b8ad28e697372e7e2aafcb0ed2cb251525244a8a8796df6ac1bd1922dbc2b0646252da8f944296
ripemd-160
3f804d52a3262c88470690835a49c610e3c53a46
Diameter
37966024
Circumference
119273782.08441
Area
1.1320878182969E+15
Volume
2.8653915519712E+22
Surface area
4.5283512731876E+15
Circumference
119273782.08441
Perimeter
75932048
Area
360354744592144
Diagonal
26846033.025091
Surface area
2162128467552864
Volume
6.8406184408496E+21
Space diagonal
32879541.26469
Perimeter
56949036
Area
1.5603818159552E+14
Altitude
16439770.632345
Surface area
1.5603818159552E+14
Volume
8.0617461450575E+20
Height
8948677.6750304