87661804 is an even 8-digits composite number following 87661803
and preceding 87661805 . In scientific notation, it is written as 8.7661804 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 6 positive divisors.
There are 43830900 positive integers (up to 87661804) that are relatively prime to 87661804.
87661804 has 6 divisors, whose sum is 153408164
The reverse of 87661804 is 40816678
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty-seven million six hundred sixty-one thousand eight hundred four
Scientific notation
8.7661804 × 10^7
Engineering notation
8.7661804 × 10^6
Prime Factorization
2 × 2 × 21915451
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
43830902
Product of the distinct prime numbers
The prime factorization of 87661804 is 2 × 2 × 21915451.
Since it has a total of 3 prime factors.
3 , 2 , 82 , 20 , 334 , 877 , 8510 , 9132 , 9399 , 50640 , 499413 , 159748 , 8621782 , 4497342 , 22255450 , 94217783 , 220361408 , 671281861 , 5907076696 , 6835267122
n×2
175323608
n×3
262985412
n×4
350647216
n×5
438309020
n÷2
43830902
n÷3
29220601.333333
n÷3
21915451
n÷5
17532360.8
n2
7684591880534416
n3
6.736451872514E+23
n4
5.9052952370375E+31
n5
5.1766883363132E+39
2 √n
9362.7882599149
3 √n
444.22548268945
4 √n
96.761501951525
5 √n
38.775917326085
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87661803
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87661804 can be divided by 6 positive divisors.
The sum of these divisors (counting 87661804) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
101001110011001110011101100
3
Ternary
20002221200101111
4
Quaternary
11032121303230
5
Quinary
134420134204
6
Senary
12410521404
8
Octal
516316354
10
Decimal
87661804
12
Duodecimal
25436264
16
Hexadecimal
5399cec
20
Vigesimal
177hea4
36
Base36
1g6wa4
md5
e9d55910658c081edf19501e562baef2
sha1
2f43df09931ebbdd2e0579a9fb1860af7226bc25
sha256
c8995a9e9ce672c069bf0d8b0ab913df28f4e5477c65f40710704ea77f53ece2
sha512
7c797e52c14857e8283cef5da53a94e60934bb75dca1d6f2b6afcac1bc9be556bd11af3d3ba9fdf2cf551d29b501d08ae404b1a5808d05a0985d9588b392d944
ripemd-160
3ead6079f8e489913d2f77474f9dcd169c160589
Diameter
175323608
Circumference
550795358.89366
Area
2.4141857397723E+16
Volume
2.8217583618602E+24
Surface area
9.6567429590891E+16
Circumference
550795358.89366
Perimeter
350647216
Area
7684591880534416
Diagonal
123972512.11889
Surface area
46107551283206496
Volume
6.736451872514E+23
Space diagonal
151834698.41114
Perimeter
262985412
Area
3.3275258931292E+15
Altitude
75917349.205572
Surface area
3.3275258931292E+15
Volume
7.9389846669858E+22
Height
41324170.706297