87661672 is an even 8-digits composite number following 87661671
and preceding 87661673 . In scientific notation, it is written as 8.7661672 × 10^7.
The sum of its digits is 43. It has a total of 6 prime factors and 32 positive divisors.
There are 37416960 positive integers (up to 87661672) that are relatively prime to 87661672.
87661672 has 32 divisors, whose sum is 188608320
The reverse of 87661672 is 27616678
Previous prime number is 257
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty-seven million six hundred sixty-one thousand six hundred seventy-two
Scientific notation
8.7661672 × 10^7
Engineering notation
8.7661672 × 10^6
Prime Factorization
2 × 2 × 2 × 7 × 257 × 6091
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
21915418
Product of the distinct prime numbers
The prime factorization of 87661672 is 2 × 2 × 2 × 7 × 257 × 6091.
Since it has a total of 6 prime factors.
2 , 1 , 94 , 59 , 812 , 999 , 6540 , 7298 , 12689 , 62889 , 458156 , 699934 , 3275151 , 5034157 , 60798930 , 62351842 , 422288937 , 710199537 , 9578321354 , 3271018637
n×2
175323344
n×3
262985016
n×4
350646688
n×5
438308360
n÷2
43830836
n÷3
29220557.333333
n÷3
21915418
n÷5
17532334.4
n2
7684568737835584
n3
6.736421441576E+23
n4
5.905259668652E+31
n5
5.176649361482E+39
2 √n
9362.7812107301
3 √n
444.22525971969
4 √n
96.761465525952
5 √n
38.775905648424
1 , 2 , 4 , 7 , 8 , 14 , 28 , 56 , 257 , 514 , 1028 , 1799 , 2056 , 3598 , 6091 , 7196 , 12182 , 14392 , 24364 , 42637 , 48728 , 85274 , 170548 , 341096 , 1565387 , 3130774 , 6261548 , 10957709 , 12523096 , 21915418 , 43830836 , 87661672
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87661671
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87661672 can be divided by 32 positive divisors.
The sum of these divisors (counting 87661672) is 1, the average is 0.03125.
Base
System
Value
2
Binary
101001110011001110001101000
3
Ternary
20002221200012121
4
Quaternary
11032121301220
5
Quinary
134420133142
6
Senary
12410521024
8
Octal
516316150
10
Decimal
87661672
12
Duodecimal
25436174
16
Hexadecimal
5399c68
20
Vigesimal
177he3c
36
Base36
1g6w6g
md5
a8f842e5ec444255b613a29b6e11cd0f
sha1
ea8a6f8099e4222b18192389fbd1ddfbdb724acc
sha256
38d7fe6a672279e303e11c54b789566408815ff4b36d983ad75c02180e79f706
sha512
914480b3382ed8370f401d124753b860dea4a615b334418d42c5fe7c51bcd619a656225b5fc9e79ebb0acdf83f4222b84414cb7be16a6a6976777f7a3651d109
ripemd-160
b69ac9a06cb02b39f2af669b787a9e7e21eb6169
Diameter
175323344
Circumference
550794529.5132
Area
2.414178469279E+16
Volume
2.8217456149786E+24
Surface area
9.656713877116E+16
Circumference
550794529.5132
Perimeter
350646688
Area
7684568737835584
Diagonal
123972325.4427
Surface area
46107412427013504
Volume
6.736421441576E+23
Space diagonal
151834469.78044
Perimeter
262985016
Area
3.3275158720467E+15
Altitude
75917234.890219
Surface area
3.3275158720467E+15
Volume
7.9389488037814E+22
Height
41324108.480901