87657968 is an even 8-digits composite number following 87657967
and preceding 87657969 . In scientific notation, it is written as 8.7657968 × 10^7.
The sum of its digits is 56. It has a total of 6 prime factors and 20 positive divisors.
There are 41923200 positive integers (up to 87657968) that are relatively prime to 87657968.
87657968 has 20 divisors, whose sum is 177222288
The reverse of 87657968 is 86975678
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 56
Digital Root 2
Name
eighty-seven million six hundred fifty-seven thousand nine hundred sixty-eight
Scientific notation
8.7657968 × 10^7
Engineering notation
8.7657968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 23 × 238201
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
10957246
Product of the distinct prime numbers
The prime factorization of 87657968 is 2 × 2 × 2 × 2 × 23 × 238201.
Since it has a total of 6 prime factors.
9 , 5 , 48 , 10 , 634 , 945 , 7782 , 5853 , 20549 , 60775 , 282025 , 859535 , 8943486 , 6669922 , 27339835 , 51824939 , 641320309 , 624795958 , 507485155 , 3677006749
n×2
175315936
n×3
262973904
n×4
350631872
n×5
438289840
n÷2
43828984
n÷3
29219322.666667
n÷3
21914492
n÷5
17531593.6
n2
7683919353889024
n3
6.7355675683778E+23
n4
5.904261663707E+31
n5
5.1755557998086E+39
2 √n
9362.5834041679
3 √n
444.21900296194
4 √n
96.760443385548
5 √n
38.775577960442
1 , 2 , 4 , 8 , 16 , 23 , 46 , 92 , 184 , 368 , 238201 , 476402 , 952804 , 1905608 , 3811216 , 5478623 , 10957246 , 21914492 , 43828984 , 87657968
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87657967
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87657968 can be divided by 20 positive divisors.
The sum of these divisors (counting 87657968) is 1, the average is 0.05.
Base
System
Value
2
Binary
101001110011000110111110000
3
Ternary
20002221111010102
4
Quaternary
11032120313300
5
Quinary
134420023333
6
Senary
12410451532
8
Octal
516306760
10
Decimal
87657968
12
Duodecimal
25433ba8
16
Hexadecimal
5398df0
20
Vigesimal
177h4i8
36
Base36
1g6tbk
md5
14072f48bdf82f49f30b82a760d4ea98
sha1
5711b61e20c8bed1bfa9bbfb0242138b68170eaf
sha256
38653d840b079a755bcada4df0893ecf61bcb0e4950f3c1d6bdcd80e785499e7
sha512
f4b4396b02dded96d493a994f2b6a9ef14bd5c1be80de4714cb57eb65a8345be3b4922dbb373c89e0af74b9307f11f49edca64638252b30c803d7928f4f0d480
ripemd-160
e77576dbb181c6b049e138c5e57651c6e695c4d1
Diameter
175315936
Circumference
550771256.59482
Area
2.4139744592954E+16
Volume
2.8213879454098E+24
Surface area
9.6558978371817E+16
Circumference
550771256.59482
Perimeter
350631872
Area
7683919353889024
Diagonal
123967087.19567
Surface area
46103516123334144
Volume
6.7355675683778E+23
Space diagonal
151828054.26425
Perimeter
262973904
Area
3.3272346805494E+15
Altitude
75914027.132123
Surface area
3.3272346805494E+15
Volume
7.9379425045669E+22
Height
41322362.398556