18994292 is an even 8-digits composite number following 18994291
and preceding 18994293 . In scientific notation, it is written as 1.8994292 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors.
There are 9483000 positive integers (up to 18994292) that are relatively prime to 18994292.
18994292 has 12 divisors, whose sum is 33289536
The reverse of 18994292 is 29249981
Previous prime number is 751
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighteen million nine hundred ninety-four thousand two hundred ninety-two
Scientific notation
1.8994292 × 10^7
Engineering notation
1.8994292 × 10^6
Prime Factorization
2 × 2 × 751 × 6323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9497146
Product of the distinct prime numbers
The prime factorization of 18994292 is 2 × 2 × 751 × 6323.
Since it has a total of 4 prime factors.
9 , 8 , 36 , 70 , 174 , 217 , 7211 , 2187 , 58012 , 18521 , 131886 , 458557 , 8801464 , 1015269 , 63831428 , 68190100 , 413231787 , 34244169 , 4128599950 , 1059182659
n×2
37988584
n×3
56982876
n×4
75977168
n×5
94971460
n÷2
9497146
n÷3
6331430.6666667
n÷3
4748573
n÷5
3798858.4
n2
360783128581264
n3
6.8528200929461E+21
n4
1.3016446586888E+29
n5
2.4723818727376E+36
2 √n
4358.2441418535
3 √n
266.81344072811
4 √n
66.016998885541
5 √n
28.557791732418
1 , 2 , 4 , 751 , 1502 , 3004 , 6323 , 12646 , 25292 , 4748573 , 9497146 , 18994292
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
-18994291
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 18994292 can be divided by 12 positive divisors.
The sum of these divisors (counting 18994292) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001000011101010001110100
3
Ternary
1022202000021022
4
Quaternary
1020131101310
5
Quinary
14330304132
6
Senary
1515040312
8
Octal
110352164
10
Decimal
18994292
12
Duodecimal
6440098
16
Hexadecimal
121d474
20
Vigesimal
5ie5ec
36
Base36
bb438
md5
209d209d2ccbb84db07327b65b88ebf5
sha1
3bb3ddb34da267c00cbb3f8cc6a207fc268f012e
sha256
c70367dc3501591197164b56ed6c841ce44a92431fe2cd3ae67ff172aac67aa9
sha512
e1c5dc20dfa54fe201293e1c891fb539b8ce78401c5b343b0a38bb6082e2c4a7df3b7f8befa2a7a5617a91423273da7cbef948352fc9feeeeb213e5d68e989b6
ripemd-160
679184e5112b80983101f7d49f90b39a04fa9e25
Diameter
37988584
Circumference
119344656.41468
Area
1.13343362629E+15
Volume
2.8705025680496E+22
Surface area
4.5337345051602E+15
Circumference
119344656.41468
Perimeter
75977168
Area
360783128581264
Diagonal
26861985.354075
Surface area
2164698771487584
Volume
6.8528200929461E+21
Space diagonal
32899078.797799
Perimeter
56982876
Area
1.562236773041E+14
Altitude
16449539.3989
Surface area
1.562236773041E+14
Volume
8.076125929956E+20
Height
8953995.1180249