87087871 is an odd 8-digits composite number following 87087870
and preceding 87087872 . In scientific notation, it is written as 8.7087871 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 80388792 positive integers (up to 87087871) that are relatively prime to 87087871.
87087871 has 4 divisors, whose sum is 93786952
The reverse of 87087871 is 17878078
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
eighty-seven million eighty-seven thousand eight hundred seventy-one
Scientific notation
8.7087871 × 10^7
Engineering notation
8.7087871 × 10^6
Prime Factorization
13 × 6699067
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87087871
Product of the distinct prime numbers
The prime factorization of 87087871 is 13 × 6699067.
Since it has a total of 2 prime factors.
5 , 6 , 4 , 89 , 977 , 645 , 97 , 7001 , 31067 , 72690 , 491278 , 251914 , 8292053 , 4769168 , 97800869 , 10720643 , 331874376 , 197180357 , 3353060302 , 7546556324
n×2
174175742
n×3
261263613
n×4
348351484
n×5
435439355
n÷2
43543935.5
n÷3
29029290.333333
n÷3
21771967.75
n÷5
17417574.2
n2
7584297275312641
n3
6.6050030273808E+23
n4
5.7521565160315E+31
n5
5.0094306463996E+39
2 √n
9332.088244332
3 √n
443.2538922739
4 √n
96.60273414522
5 √n
38.725009657087
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87087870
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87087871 can be divided by 4 positive divisors.
The sum of these divisors (counting 87087871) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100001101101011111111
3
Ternary
20001212112002201
4
Quaternary
11030031223333
5
Quinary
134243302441
6
Senary
12350332331
8
Octal
514155377
10
Decimal
87087871
12
Duodecimal
251ba0a7
16
Hexadecimal
530daff
20
Vigesimal
1745jdb
36
Base36
1fulfj
md5
5c12403f8b1d711c90f38a90abd4ccac
sha1
be91c9fe4b3e5dec8c44fb4de46332ca5b640edf
sha256
e6c11cf73d0ff0e6a840dc9e2fa5fc94f78606300335abb70887cdfa5a628698
sha512
310cf92e2512d992413a53b1054b978f62a992f24ee149d7c9fc4c16dd72af13b2aceee5544cd3559390ed95abedde54e313007b318fe50307c6dbbc9db0b038
ripemd-160
3ef108e5a81e60a7becd33b53b2db4fd726fafc7
Diameter
174175742
Circumference
547189231.50075
Area
2.3826772602763E+16
Volume
2.7666971983677E+24
Surface area
9.5307090411053E+16
Circumference
547189231.50075
Perimeter
348351484
Area
7584297275312641
Diagonal
123160848.2864
Surface area
45505783651875846
Volume
6.6050030273808E+23
Space diagonal
150840617.295
Perimeter
261263613
Area
3.2840970551369E+15
Altitude
75420308.647502
Surface area
3.2840970551369E+15
Volume
7.7840707173644E+22
Height
41053616.095466