87081856 is an even 8-digits composite number following 87081855
and preceding 87081857 . In scientific notation, it is written as 8.7081856 × 10^7.
The sum of its digits is 43. It has a total of 8 prime factors and 16 positive divisors.
There are 43540864 positive integers (up to 87081856) that are relatively prime to 87081856.
87081856 has 16 divisors, whose sum is 173483640
The reverse of 87081856 is 65818078
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty-seven million eighty-one thousand eight hundred fifty-six
Scientific notation
8.7081856 × 10^7
Engineering notation
8.7081856 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 680327
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
1360654
Product of the distinct prime numbers
The prime factorization of 87081856 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 680327.
Since it has a total of 8 prime factors.
10 , 3 , 18 , 12 , 846 , 811 , 9067 , 9878 , 99410 , 75033 , 474433 , 159972 , 652347 , 2910311 , 73379523 , 12531842 , 916590014 , 12002646 , 6369410321 , 3218123629
n×2
174163712
n×3
261245568
n×4
348327424
n×5
435409280
n÷2
43540928
n÷3
29027285.333333
n÷3
21770464
n÷5
17416371.2
n2
7583249644404736
n3
6.603634535461E+23
n4
5.7505675169365E+31
n5
5.0077009242814E+39
2 √n
9331.765963632
3 √n
443.24368712702
4 √n
96.601066058465
5 √n
38.724474709187
1 , 2 , 4 , 8 , 16 , 32 , 64 , 128 , 680327 , 1360654 , 2721308 , 5442616 , 10885232 , 21770464 , 43540928 , 87081856
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87081855
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87081856 can be divided by 16 positive divisors.
The sum of these divisors (counting 87081856) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001100001100001110000000
3
Ternary
20001212012211221
4
Quaternary
11030030032000
5
Quinary
134243104411
6
Senary
12350244424
8
Octal
514141600
10
Decimal
87081856
12
Duodecimal
251b6714
16
Hexadecimal
530c380
20
Vigesimal
17454cg
36
Base36
1fugsg
md5
c49351117f474f658f98f8999b0ca770
sha1
a5415188ba3a410dded7912b37efa3a485fade9d
sha256
518400bc2c6dd4462004542eb498b3517921b24fd7ee8afbb07fbb0101ad4ace
sha512
b260fd25a77091b5771b139a6e0ec227171f6b4730207fb420d4c0597e57db8f2b2bda0612108157fc326b546a9d6f2294b158f19530b862c8d7e11481018dfa
ripemd-160
cf2d3a7292db2cf0d615477110f70db986e34146
Diameter
174163712
Circumference
547151438.14113
Area
2.3823481373199E+16
Volume
2.7661239658128E+24
Surface area
9.5293925492797E+16
Circumference
547151438.14113
Perimeter
348327424
Area
7583249644404736
Diagonal
123152341.79182
Surface area
45499497866428416
Volume
6.603634535461E+23
Space diagonal
150830199.0094
Perimeter
261245568
Area
3.2836434176469E+15
Altitude
75415099.504698
Surface area
3.2836434176469E+15
Volume
7.7824579341703E+22
Height
41050780.597274