87668881 is an odd 8-digits composite number following 87668880
and preceding 87668882 . In scientific notation, it is written as 8.7668881 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 82511872 positive integers (up to 87668881) that are relatively prime to 87668881.
87668881 has 4 divisors, whose sum is 92825892
The reverse of 87668881 is 18886678
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
eighty-seven million six hundred sixty-eight thousand eight hundred eighty-one
Scientific notation
8.7668881 × 10^7
Engineering notation
8.7668881 × 10^6
Prime Factorization
17 × 5156993
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87668881
Product of the distinct prime numbers
The prime factorization of 87668881 is 17 × 5156993.
Since it has a total of 2 prime factors.
8 , 1 , 42 , 32 , 253 , 235 , 1822 , 5593 , 69254 , 84473 , 790201 , 14390 , 6368651 , 9251404 , 10154037 , 4268945 , 787452029 , 729435932 , 7711346930 , 4160191752
n×2
175337762
n×3
263006643
n×4
350675524
n×5
438344405
n÷2
43834440.5
n÷3
29222960.333333
n÷3
21917220.25
n÷5
17533776.2
n2
7685832695792161
n3
6.7380835199331E+23
n4
5.9072024227708E+31
n5
5.178778262448E+39
2 √n
9363.1661845767
3 √n
444.23743658119
4 √n
96.763454798682
5 √n
38.776543387365
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
-87668880
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 87668881 can be divided by 4 positive divisors.
The sum of these divisors (counting 87668881) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001110011011100010010001
3
Ternary
20002222001002121
4
Quaternary
11032123202101
5
Quinary
134420401011
6
Senary
12411014241
8
Octal
516334221
10
Decimal
87668881
12
Duodecimal
2543a381
16
Hexadecimal
539b891
20
Vigesimal
177ic41
36
Base36
1g71qp
md5
4522c9bd451c97a53655c4fb176957fb
sha1
81a836b5dde94f6a9e1d868bd0fa62f50825b7ef
sha256
1c86c08aa39ad4fcc6c279988030037a90579ee776ac55afa6595498a484b779
sha512
81dedb40607d4b477846fcba6ff42491be5aa8b236569a53765d7e5d22579f89e1793f768bc1bce7c69fccc345a1c7c581c815bfa6441f5838bc0306d4174561
ripemd-160
a4e753eed920c90006df3c0dd28f6fdb84eb4c8f
Diameter
175337762
Circumference
550839824.99608
Area
2.4145755533821E+16
Volume
2.8224418247328E+24
Surface area
9.6583022135284E+16
Circumference
550839824.99608
Perimeter
350675524
Area
7685832695792161
Diagonal
123982520.50827
Surface area
46114996174752966
Volume
6.7380835199331E+23
Space diagonal
151846956.13471
Perimeter
263006643
Area
3.3280631818965E+15
Altitude
75923478.067355
Surface area
3.3280631818965E+15
Volume
7.9409075819101E+22
Height
41327506.836091