87125965 is an odd 8-digits composite number following 87125964
and preceding 87125966 . In scientific notation, it is written as 8.7125965 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 67452240 positive integers (up to 87125965) that are relatively prime to 87125965.
87125965 has 8 divisors, whose sum is 107923968
The reverse of 87125965 is 56952178
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty-seven million one hundred twenty-five thousand nine hundred sixty-five
Scientific notation
8.7125965 × 10^7
Engineering notation
8.7125965 × 10^6
Prime Factorization
5 × 31 × 562103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87125965
Product of the distinct prime numbers
The prime factorization of 87125965 is 5 × 31 × 562103.
Since it has a total of 3 prime factors.
3 , 3 , 47 , 27 , 470 , 789 , 1125 , 5449 , 51992 , 45877 , 576397 , 767258 , 6729336 , 4212763 , 19665976 , 6697780 , 957006866 , 299967133 , 8009562184 , 3993211319
n×2
174251930
n×3
261377895
n×4
348503860
n×5
435629825
n÷2
43562982.5
n÷3
29041988.333333
n÷3
21781491.25
n÷5
17425193
n2
7590933777181225
n3
6.6136743058801E+23
n4
5.7622275609551E+31
n5
5.0203963679781E+39
2 √n
9334.129043462
3 √n
443.31851226512
4 √n
96.613296411322
5 √n
38.728396885314
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
-87125964
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 87125965 can be divided by 8 positive divisors.
The sum of these divisors (counting 87125965) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100010110111111001101
3
Ternary
20001221110100121
4
Quaternary
11030112333031
5
Quinary
134301012330
6
Senary
12351224541
8
Octal
514267715
10
Decimal
87125965
12
Duodecimal
25218151
16
Hexadecimal
5316fcd
20
Vigesimal
174aei5
36
Base36
1fvetp
md5
c84afe3909d1988885fac3b64596df30
sha1
c702c79ac8358a856e9864f84173bf59e8181ec2
sha256
ecbad1ce0e00dc2a0b7557dc74de11166d174dc471d68bba0b3c5f07c30a4638
sha512
0fb11c67a36c58c97ac61db05e0dc752c97197a2d4927dc107af8091d900f99bce3d6fe11c26f53c20ee5780539fd17c08a7de2fb6663ca1cb13e22f7b4dd18f
ripemd-160
1f2d7a0b430412dbb2cb46db72fc94b2e9068533
Diameter
174251930
Circumference
547428583.16184
Area
2.3847621788279E+16
Volume
2.7703294150118E+24
Surface area
9.5390487153117E+16
Circumference
547428583.16184
Perimeter
348503860
Area
7590933777181225
Diagonal
123214721.33784
Surface area
45545602663087350
Volume
6.6136743058801E+23
Space diagonal
150906598.03847
Perimeter
261377895
Area
3.2869707447422E+15
Altitude
75453299.019234
Surface area
3.2869707447422E+15
Volume
7.7942899170784E+22
Height
41071573.779281