87493894 is an even 8-digits composite number following 87493893
and preceding 87493895 . In scientific notation, it is written as 8.7493894 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 43746946 positive integers (up to 87493894) that are relatively prime to 87493894.
87493894 has 4 divisors, whose sum is 131240844
The reverse of 87493894 is 49839478
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
eighty-seven million four hundred ninety-three thousand eight hundred ninety-four
Scientific notation
8.7493894 × 10^7
Engineering notation
8.7493894 × 10^6
Prime Factorization
2 × 43746947
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87493894
Product of the distinct prime numbers
The prime factorization of 87493894 is 2 × 43746947.
Since it has a total of 2 prime factors.
3 , 3 , 84 , 89 , 508 , 682 , 9290 , 1952 , 41193 , 56980 , 712616 , 874405 , 6582116 , 6049596 , 24165550 , 84584372 , 916619145 , 786907879 , 6273173255 , 2689214046
n×2
174987788
n×3
262481682
n×4
349975576
n×5
437469470
n÷2
43746947
n÷3
29164631.333333
n÷3
21873473.5
n÷5
17498778.8
n2
7655181487283236
n3
6.6978163759912E+23
n4
5.8601803603244E+31
n5
5.127299992671E+39
2 √n
9353.8170818121
3 √n
443.94167388473
4 √n
96.715133675202
5 √n
38.761051425175
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
-87493893
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 87493894 can be divided by 4 positive divisors.
The sum of these divisors (counting 87493894) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001101110000110100000110
3
Ternary
20002122011001121
4
Quaternary
11031300310012
5
Quinary
134344301034
6
Senary
12403144154
8
Octal
515606406
10
Decimal
87493894
12
Duodecimal
2537505a
16
Hexadecimal
5370d06
20
Vigesimal
176geee
36
Base36
1g3apy
md5
d22dd4bfc93ac84e3fa2ac9c44577aaf
sha1
4e04fab98871896d013c334af15bd310ae74a62f
sha256
a19439f7d0891305b3286a44601d791fb27002fac6a10ed8c69b9b6b7c47e9ae
sha512
93442e5d45c405b4b3ddc0cb08d987eb403a2e2e2a0fbd6baf6f4111f9130b2810297cdd45053713ed7de602af54c39cfc5017aba394da08a46f9de2b80c9d37
ripemd-160
c5d9934c3bf787b76264277c37998e388bba5f99
Diameter
174987788
Circumference
549740349.24873
Area
2.4049461922346E+16
Volume
2.805574762921E+24
Surface area
9.6197847689382E+16
Circumference
549740349.24873
Perimeter
349975576
Area
7655181487283236
Diagonal
123735051.51963
Surface area
45931088923699416
Volume
6.6978163759912E+23
Space diagonal
151543869.76005
Perimeter
262481682
Area
3.3147908192838E+15
Altitude
75771934.880023
Surface area
3.3147908192838E+15
Volume
7.8934522976762E+22
Height
41245017.173211