87125845 is an odd 8-digits composite number following 87125844
and preceding 87125846 . In scientific notation, it is written as 8.7125845 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 69666960 positive integers (up to 87125845) that are relatively prime to 87125845.
87125845 has 8 divisors, whose sum is 104601600
The reverse of 87125845 is 54852178
Previous prime number is 3631
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty-seven million one hundred twenty-five thousand eight hundred forty-five
Scientific notation
8.7125845 × 10^7
Engineering notation
8.7125845 × 10^6
Prime Factorization
5 × 3631 × 4799
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87125845
Product of the distinct prime numbers
The prime factorization of 87125845 is 5 × 3631 × 4799.
Since it has a total of 3 prime factors.
1 , 2 , 13 , 87 , 144 , 374 , 7102 , 9496 , 33809 , 84172 , 732211 , 413321 , 6075404 , 9750798 , 47476946 , 13045837 , 489396439 , 733758572 , 4066757585 , 7110393255
n×2
174251690
n×3
261377535
n×4
348503380
n×5
435629225
n÷2
43562922.5
n÷3
29041948.333333
n÷3
21781461.25
n÷5
17425169
n2
7590912866964025
n3
6.6136469785561E+23
n4
5.762195815384E+31
n5
5.0203617947079E+39
2 √n
9334.1226154363
3 √n
443.31830873511
4 √n
96.613263144541
5 √n
38.728386217058
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
-87125844
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 87125845 can be divided by 8 positive divisors.
The sum of these divisors (counting 87125845) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100010110111101010101
3
Ternary
20001221110012011
4
Quaternary
11030112331111
5
Quinary
134301011340
6
Senary
12351224221
8
Octal
514267525
10
Decimal
87125845
12
Duodecimal
25218071
16
Hexadecimal
5316f55
20
Vigesimal
174aec5
36
Base36
1fveqd
md5
6e4533d90484b0f11b1bf3c6c7926d6e
sha1
134f53ba87ffe34a22ae9a0b2f66c3a0f3941030
sha256
9f6bf9b5f316c6d7fbf5c272dfc4554a865cd8251ccf045abae982ce4d9c684d
sha512
56d54f87a50a21554acc77ff83223e70b7eb90697e0fa8bbdeff3fd0be8382e31d687a37dae61df76b70da5de14f3506907ea023e7c8c983a970a211821aa218
ripemd-160
3e0285f327b4b02a13553052723919da3fa26cdd
Diameter
174251690
Circumference
547427829.17961
Area
2.3847556096894E+16
Volume
2.7703179681691E+24
Surface area
9.5390224387578E+16
Circumference
547427829.17961
Perimeter
348503380
Area
7590912866964025
Diagonal
123214551.63222
Surface area
45545477201784150
Volume
6.6136469785561E+23
Space diagonal
150906390.19237
Perimeter
261377535
Area
3.2869616903525E+15
Altitude
75453195.096185
Surface area
3.2869616903525E+15
Volume
7.7942577115183E+22
Height
41071517.210739