87492081 is an odd 8-digits composite number following 87492080
and preceding 87492082 . In scientific notation, it is written as 8.7492081 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 54380544 positive integers (up to 87492081) that are relatively prime to 87492081.
87492081 has 16 divisors, whose sum is 124680384
The reverse of 87492081 is 18029478
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-seven million four hundred ninety-two thousand eighty-one
Scientific notation
8.7492081 × 10^7
Engineering notation
8.7492081 × 10^6
Prime Factorization
3 × 17 × 107 × 16033
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
87492081
Product of the distinct prime numbers
The prime factorization of 87492081 is 3 × 17 × 107 × 16033.
Since it has a total of 4 prime factors.
6 , 10 , 34 , 19 , 785 , 435 , 2922 , 264 , 71279 , 97246 , 366968 , 468657 , 4019226 , 7612958 , 64904245 , 2593689 , 143940558 , 585792862 , 4311311118 , 4170172109
n×2
174984162
n×3
262476243
n×4
349968324
n×5
437460405
n÷2
43746040.5
n÷3
29164027
n÷3
21873020.25
n÷5
17498416.2
n2
7654864237710561
n3
6.6974000192978E+23
n4
5.859694649778E+31
n5
5.1267687893364E+39
2 √n
9353.7201690023
3 √n
443.93860749241
4 √n
96.714632651953
5 √n
38.760890786837
1 , 3 , 17 , 51 , 107 , 321 , 1819 , 5457 , 16033 , 48099 , 272561 , 817683 , 1715531 , 5146593 , 29164027 , 87492081
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
-87492080
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 87492081 can be divided by 16 positive divisors.
The sum of these divisors (counting 87492081) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001101110000010111110001
3
Ternary
20002122001120110
4
Quaternary
11031300113301
5
Quinary
134344221311
6
Senary
12403131533
8
Octal
515602761
10
Decimal
87492081
12
Duodecimal
25373ba9
16
Hexadecimal
53705f1
20
Vigesimal
176ga41
36
Base36
1g39bl
md5
9500808cef0ca7cee96b4a26871f909e
sha1
e9227c5f764e2b9cc3b9314b85589f17d068ee2f
sha256
bf80b18b3ac1ad256d7ccd890edf441af707c490e780fa73c62151d78aaa2ddb
sha512
e4eba041abbf8ec5c33043043250e5cc45914b5d40f871366d1c278dc94c328460063c6f8d69817c2b89cfd9b090bebecb080f3b7de3ef9646f85ec7b73eb462
ripemd-160
81e5569e310e28be3d7af671fed651b358bda16c
Diameter
174984162
Circumference
549728957.83377
Area
2.4048465253419E+16
Volume
2.8054003598371E+24
Surface area
9.6193861013675E+16
Circumference
549728957.83377
Perimeter
349968324
Area
7654864237710561
Diagonal
123732487.55045
Surface area
45929185426263366
Volume
6.6974000192978E+23
Space diagonal
151540729.55193
Perimeter
262476243
Area
3.3146534461892E+15
Altitude
75770364.775966
Surface area
3.3146534461892E+15
Volume
7.8929616166073E+22
Height
41244162.516815