87789428 is an even 8-digits composite number following 87789427
and preceding 87789429 . In scientific notation, it is written as 8.7789428 × 10^7.
The sum of its digits is 53. It has a total of 4 prime factors and 12 positive divisors.
There are 41312640 positive integers (up to 87789428) that are relatively prime to 87789428.
87789428 has 12 divisors, whose sum is 162668772
The reverse of 87789428 is 82498778
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
eighty-seven million seven hundred eighty-nine thousand four hundred twenty-eight
Scientific notation
8.7789428 × 10^7
Engineering notation
8.7789428 × 10^6
Prime Factorization
2 × 2 × 17 × 1291021
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
43894714
Product of the distinct prime numbers
The prime factorization of 87789428 is 2 × 2 × 17 × 1291021.
Since it has a total of 4 prime factors.
5 , 6 , 74 , 79 , 249 , 423 , 9114 , 1803 , 67318 , 62177 , 190329 , 536352 , 9126138 , 8343091 , 75829863 , 53907816 , 674761241 , 338682597 , 526296468 , 498773529
n×2
175578856
n×3
263368284
n×4
351157712
n×5
438947140
n÷2
43894714
n÷3
29263142.666667
n÷3
21947357
n÷5
17557885.6
n2
7706983668567184
n3
6.7659168786885E+23
n4
5.9397597267561E+31
n5
5.2144810886936E+39
2 √n
9369.6012721994
3 √n
444.44095601892
4 √n
96.796700729929
5 √n
38.78720127891
1 , 2 , 4 , 17 , 34 , 68 , 1291021 , 2582042 , 5164084 , 21947357 , 43894714 , 87789428
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
-87789427
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 87789428 can be divided by 12 positive divisors.
The sum of these divisors (counting 87789428) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101001110111000111101110100
3
Ternary
20010012011110022
4
Quaternary
11032320331310
5
Quinary
134433230203
6
Senary
12413344312
8
Octal
516707564
10
Decimal
87789428
12
Duodecimal
25498098
16
Hexadecimal
53b8f74
20
Vigesimal
178ddb8
36
Base36
1g9mr8
md5
d0949e7ccb79dd67585288d54a4b9d0e
sha1
128061acf6db1b31bdb6d96fa9db3fa3d35d95b3
sha256
81fa17a03dc9347eedaa41e34d451bad644bac09023aed84f102503d3b3ac2c8
sha512
8be40f21fe0e98d56d5ab161ebf538928a8f00a1805af717d5a4c267dcdd3fb943908d8c59dae80a2a2df44b98ca92938603de7e32ebbabf2a2262bdcacf2f53
ripemd-160
1a7ef84ce762796c06072f370f5a573099bc11e5
Diameter
175578856
Circumference
551597244.1353
Area
2.4212203274507E+16
Volume
2.8341006347849E+24
Surface area
9.6848813098029E+16
Circumference
551597244.1353
Perimeter
351157712
Area
7706983668567184
Diagonal
124152999.71058
Surface area
46241902011403104
Volume
6.7659168786885E+23
Space diagonal
152055749.66341
Perimeter
263368284
Area
3.3372218217655E+15
Altitude
76027874.831705
Surface area
3.3372218217655E+15
Volume
7.9737095097753E+22
Height
41384333.236859