87087031 is an odd 8-digits composite number following 87087030
and preceding 87087032 . In scientific notation, it is written as 8.7087031 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 87054352 positive integers (up to 87087031) that are relatively prime to 87087031.
87087031 has 4 divisors, whose sum is 87119712
The reverse of 87087031 is 13078078
Previous prime number is 2927
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighty-seven million eighty-seven thousand thirty-one
Scientific notation
8.7087031 × 10^7
Engineering notation
8.7087031 × 10^6
Prime Factorization
2927 × 29753
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87087031
Product of the distinct prime numbers
The prime factorization of 87087031 is 2927 × 29753.
Since it has a total of 2 prime factors.
7 , 1 , 27 , 61 , 818 , 701 , 8739 , 7000 , 32173 , 95341 , 305319 , 313033 , 4874510 , 6783142 , 85488749 , 75591110 , 393937036 , 226760713 , 7050397807 , 9030525618
n×2
174174062
n×3
261261093
n×4
348348124
n×5
435435155
n÷2
43543515.5
n÷3
29029010.333333
n÷3
21771757.75
n÷5
17417406.2
n2
7584150968394961
n3
6.6048119049329E+23
n4
5.7519345911406E+31
n5
5.0091890604864E+39
2 √n
9332.0432382196
3 √n
443.25246714446
4 √n
96.60250120064
5 √n
38.724934952922
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
-87087030
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 87087031 can be divided by 4 positive divisors.
The sum of these divisors (counting 87087031) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100001101011110110111
3
Ternary
20001212110221121
4
Quaternary
11030031132313
5
Quinary
134243241111
6
Senary
12350324411
8
Octal
514153667
10
Decimal
87087031
12
Duodecimal
251b9707
16
Hexadecimal
530d7b7
20
Vigesimal
1745hbb
36
Base36
1fuks7
md5
ca18018925a1aed380178155c2d71fb9
sha1
b311f353cc67b3354eb047e957ad56f9a35a63b2
sha256
d6ab5ea61d2d3d0200dae917668ae9e6a16ef89e63b3776bffb3d0cd77652138
sha512
32a98ceaa83099591a2af24cc175c9896672243d764722118d75844007e1bb3b6aee49aba11faa1dfe30e13beea217f9821ba5c0764a55e084b30535a91cdf2b
ripemd-160
701ae89e4e2d07507beab9eeabdf13d6047d1f89
Diameter
174174062
Circumference
547183953.62509
Area
2.3826312966026E+16
Volume
2.766617141184E+24
Surface area
9.5305251864102E+16
Circumference
547183953.62509
Perimeter
348348124
Area
7584150968394961
Diagonal
123159660.34701
Surface area
45504905810369766
Volume
6.6048119049329E+23
Space diagonal
150839162.37233
Perimeter
261261093
Area
3.2840337023832E+15
Altitude
75419581.186163
Surface area
3.2840337023832E+15
Volume
7.7838454773995E+22
Height
41053220.115669