87668893 is an odd 8-digits composite number following 87668892
and preceding 87668894 . In scientific notation, it is written as 8.7668893 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 77406384 positive integers (up to 87668893) that are relatively prime to 87668893.
87668893 has 8 divisors, whose sum is 98517888
The reverse of 87668893 is 39886678
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
eighty-seven million six hundred sixty-eight thousand eight hundred ninety-three
Scientific notation
8.7668893 × 10^7
Engineering notation
8.7668893 × 10^6
Prime Factorization
13 × 23 × 293207
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87668893
Product of the distinct prime numbers
The prime factorization of 87668893 is 13 × 23 × 293207.
Since it has a total of 3 prime factors.
3 , 9 , 29 , 86 , 783 , 57 , 3420 , 851 , 65835 , 22354 , 527662 , 925969 , 6590524 , 4955053 , 80549206 , 63104013 , 389111506 , 597264455 , 7449480871 , 17501996
n×2
175337786
n×3
263006679
n×4
350675572
n×5
438344465
n÷2
43834446.5
n÷3
29222964.333333
n÷3
21917223.25
n÷5
17533778.6
n2
7685834799845449
n3
6.7380862868333E+23
n4
5.9072056570515E+31
n5
5.1787818067705E+39
2 √n
9363.1668253855
3 √n
444.23745685007
4 √n
96.763458109896
5 √n
38.776544448901
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87668892
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87668893 can be divided by 8 positive divisors.
The sum of these divisors (counting 87668893) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001110011011100010011101
3
Ternary
20002222001010001
4
Quaternary
11032123202131
5
Quinary
134420401033
6
Senary
12411014301
8
Octal
516334235
10
Decimal
87668893
12
Duodecimal
2543a391
16
Hexadecimal
539b89d
20
Vigesimal
177ic4d
36
Base36
1g71r1
md5
2ec5d18832a3760c731fb0a565fe2822
sha1
a825171ae4bf80d79ed9700743c995c6df246b36
sha256
736f171086be7d5d52bd21598bfd4f237d23a9a18790f8258d217ce522a0014e
sha512
25be32f4eccbf31ea5ed0426e1ce9cec7b6d1efd841bf5eea7c8572145054cdd202b52edfd5bbda1f1ef2c029960f67b83b086f85952e7114bc521d73f72ef05
ripemd-160
608cdea0d23e068ca2f118932902a13d1193b7c2
Diameter
175337786
Circumference
550839900.3943
Area
2.4145762143899E+16
Volume
2.8224429837293E+24
Surface area
9.6583048575597E+16
Circumference
550839900.3943
Perimeter
350675572
Area
7685834799845449
Diagonal
123982537.47884
Surface area
46115008799072694
Volume
6.7380862868333E+23
Space diagonal
151846976.91932
Perimeter
263006679
Area
3.3280640929783E+15
Altitude
75923488.45966
Surface area
3.3280640929783E+15
Volume
7.9409108427332E+22
Height
41327512.492945