18182994 is an even 8-digits composite number following 18182993
and preceding 18182995 . In scientific notation, it is written as 1.8182994 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 6039728 positive integers (up to 18182994) that are relatively prime to 18182994.
18182994 has 16 divisors, whose sum is 36493632
The reverse of 18182994 is 49928181
Previous prime number is 293
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighteen million one hundred eighty-two thousand nine hundred ninety-four
Scientific notation
1.8182994 × 10^7
Engineering notation
1.8182994 × 10^6
Prime Factorization
2 × 3 × 293 × 10343
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18182994
Product of the distinct prime numbers
The prime factorization of 18182994 is 2 × 3 × 293 × 10343.
Since it has a total of 4 prime factors.
7 , 4 , 71 , 3 , 127 , 986 , 8563 , 187 , 27728 , 16453 , 633460 , 378853 , 4711187 , 9847396 , 55703469 , 64129711 , 618680655 , 614507706 , 363615770 , 9855107187
n×2
36365988
n×3
54548982
n×4
72731976
n×5
90914970
n÷2
9091497
n÷3
6060998
n÷3
4545748.5
n÷5
3636598.8
n2
330621270804036
n3
6.0116845833022E+21
n4
1.0931042470808E+29
n5
1.9875907966044E+36
2 √n
4264.1522017864
3 √n
262.95925771362
4 √n
65.300476275341
5 √n
28.30955737097
1 , 2 , 3 , 6 , 293 , 586 , 879 , 1758 , 10343 , 20686 , 31029 , 62058 , 3030499 , 6060998 , 9091497 , 18182994
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18182993
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18182994 can be divided by 16 positive divisors.
The sum of these divisors (counting 18182994) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000101010111001101010010
3
Ternary
1021012210101020
4
Quaternary
1011113031102
5
Quinary
14123323434
6
Senary
1445420310
8
Octal
105271522
10
Decimal
18182994
12
Duodecimal
610a696
16
Hexadecimal
1157352
20
Vigesimal
5dch9e
36
Base36
atq36
md5
92a19d37b3453f184f5af0226f36327d
sha1
99da5ee29cda9fa3f45aab917af6ebb7b034e0ed
sha256
f2632399f2f34e256415d12f9f61b589c5070a8521e285656edd95089c183175
sha512
9aa6426b24acbb7c6d8fa5f167d6bcb4673db3445f9f5aa1b5cf48e08fd17e62f3c9348d4ecdb13976138a55682abcac9e692715965d611a42d8e0794770ce4f
ripemd-160
ebcab51aa323f88830a59887e1d8206877dd10d9
Diameter
36365988
Circumference
114247120.74133
Area
1.0386773554785E+15
Volume
2.5181685496801E+22
Surface area
4.1547094219139E+15
Circumference
114247120.74133
Perimeter
72731976
Area
330621270804036
Diagonal
25714636.719349
Surface area
1983727624824216
Volume
6.0116845833022E+21
Space diagonal
31493869.44172
Perimeter
54548982
Area
1.4316320977389E+14
Altitude
15746934.72086
Surface area
1.4316320977389E+14
Volume
7.084838225346E+20
Height
8571545.5731162