87668890 is an even 8-digits composite number following 87668889
and preceding 87668891 . In scientific notation, it is written as 8.7668890 × 10^7.
The sum of its digits is 52. It has a total of 5 prime factors and 24 positive divisors.
There are 34394880 positive integers (up to 87668890) that are relatively prime to 87668890.
87668890 has 24 divisors, whose sum is 160889148
The reverse of 87668890 is 09886678
Previous prime number is 53
Is Prime? no Number parity even Number length 8 Sum of Digits 52 Digital Root 7
Name
eighty-seven million six hundred sixty-eight thousand eight hundred ninety
Scientific notation
8.7668890 × 10^7
Engineering notation
8.7668890 × 10^6
Prime Factorization
2 × 5 × 53 × 53 × 3121
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
1654130 Product of the distinct prime numbers
The prime factorization of 87668890 is 2 × 5 × 53 × 53 × 3121.
Since it has a total of 5 prime factors.
1 , 1 , 30 , 68 , 414 , 280 , 7204 , 1429 , 22486 , 70235 , 993513 , 600027 , 8202720 , 2442192 , 83438405 , 86814011 , 533176595 , 544917997 , 6289830089 , 5537818284
n×2
175337780
n×3
263006670
n×4
350675560
n×5
438344450
n÷2
43834445
n÷3
29222963.333333
n÷3
21917222.5
n÷5
17533778
n2
7685834273832100
n3
6.7380855951082E+23
n4
5.9072048484812E+31
n5
5.1787809206897E+39
2 √n9363.1666651833
3 √n444.23745178285
4 √n96.763457282092
5 √n38.776544183517
1 , 2 , 5 , 10 , 53 , 106 , 265 , 530 , 2809 , 3121 , 5618 , 6242 , 14045 , 15605 , 28090 , 31210 , 165413 , 330826 , 827065 , 1654130 , 8766889 , 17533778 , 43834445 , 87668890
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-87668889 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87668890 can be divided by 24 positive divisors.
The sum of these divisors (counting 87668890) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
101001110011011100010011010
3
Ternary
20002222001002221
4
Quaternary
11032123202122
5
Quinary
134420401030
6
Senary
12411014254
8
Octal
516334232
10
Decimal
87668890
12
Duodecimal
2543a38a
16
Hexadecimal
539b89a
20
Vigesimal
177ic4a
36
Base36
1g71qy
md5
30756f30de71c069211c36253a29f3fb
sha1
02b475c8d2a15c336c0a4c9f3191b37fd9ce9634
sha256
651ab86d72a0fc8e3cb1d2cd125dba6b442b8ae40ce736cc70e1c75da371a06c
sha512
bfbf4c9f2be04c69129ae8959da81b4293029ab521515075066dced7241029cfdc7e8369add8eddca8cf475e279f2771ac2a530c7283f9476b0e14652c8185c1
ripemd-160
c6a431ce559f06f596d5bff45090b3210b8d0c56
Diameter
175337780
Circumference
550839881.54474
Area
2.414576049138E+16
Volume
2.8224426939801E+24
Surface area
9.6583041965518E+16
Circumference
550839881.54474
Perimeter
350675560
Area
7685834273832100
Diagonal
123982533.2362
Surface area
46115005642992600
Volume
6.7380855951082E+23
Space diagonal
151846971.72317
Perimeter
263006670
Area
3.3280638652079E+15
Altitude
75923485.861584
Surface area
3.3280638652079E+15
Volume
7.9409100275273E+22
Height
41327511.078732