18984977 is an odd 8-digits composite number following 18984976
and preceding 18984978 . In scientific notation, it is written as 1.8984977 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 17259060 positive integers (up to 18984977) that are relatively prime to 18984977.
18984977 has 4 divisors, whose sum is 20710896
The reverse of 18984977 is 77948981
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
eighteen million nine hundred eighty-four thousand nine hundred seventy-seven
Scientific notation
1.8984977 × 10^7
Engineering notation
1.8984977 × 10^6
Prime Factorization
11 × 1725907
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18984977
Product of the distinct prime numbers
The prime factorization of 18984977 is 11 × 1725907.
Since it has a total of 2 prime factors.
6 , 10 , 10 , 35 , 220 , 557 , 869 , 4187 , 63955 , 75432 , 146617 , 600403 , 5328658 , 8471727 , 91280742 , 40498724 , 581243852 , 55893650 , 7428238984 , 5891830876
n×2
37969954
n×3
56954931
n×4
75939908
n×5
94924885
n÷2
9492488.5
n÷3
6328325.6666667
n÷3
4746244.25
n÷5
3796995.4
n2
360429351690529
n3
6.8427429519696E+21
n4
1.2990931756006E+29
n5
2.4663254059633E+36
2 √n
4357.1753464831
3 √n
266.76981755973
4 √n
66.00890353947
5 √n
28.554990174686
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
-18984976
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 18984977 can be divided by 4 positive divisors.
The sum of these divisors (counting 18984977) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000011011000000010001
3
Ternary
1022201112111022
4
Quaternary
1020123000101
5
Quinary
14330004402
6
Senary
1514525225
8
Octal
110330021
10
Decimal
18984977
12
Duodecimal
6436815
16
Hexadecimal
121b011
20
Vigesimal
5id28h
36
Base36
bawwh
md5
f1782148863c445f8e0f0002f61809fd
sha1
6639c406c2b768e631e72d0fa4da97b756b34c27
sha256
bb859348f9a18f07b219f53f51faa7c99c511779a35a429ecfc8d91a953b9d4c
sha512
0bf589f5b52125f73ae6daf18bf9a40a23c3098cf6fa39240f0c6709393b6648d02d8950efe7d7f91c07f8519be205923e691dad19723111d7950ef2c35fe5f4
ripemd-160
378926391786bab92900d2c9fedd9d6d278106bc
Diameter
37969954
Circumference
119286128.54354
Area
1.1323222034091E+15
Volume
2.8662814651081E+22
Surface area
4.5292888136364E+15
Circumference
119286128.54354
Perimeter
75939908
Area
360429351690529
Diagonal
26848811.954741
Surface area
2162576110143174
Volume
6.8427429519696E+21
Space diagonal
32882944.744527
Perimeter
56954931
Area
1.5607048741678E+14
Altitude
16441472.372263
Surface area
1.5607048741678E+14
Volume
8.0642499054236E+20
Height
8949603.9849138