87130402 is an even 8-digits composite number following 87130401
and preceding 87130403 . In scientific notation, it is written as 8.7130402 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 43565200 positive integers (up to 87130402) that are relatively prime to 87130402.
87130402 has 4 divisors, whose sum is 130695606
The reverse of 87130402 is 20403178
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighty-seven million one hundred thirty thousand four hundred two
Scientific notation
8.7130402 × 10^7
Engineering notation
8.7130402 × 10^6
Prime Factorization
2 × 43565201
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87130402
Product of the distinct prime numbers
The prime factorization of 87130402 is 2 × 43565201.
Since it has a total of 2 prime factors.
7 , 1 , 26 , 18 , 569 , 39 , 1632 , 5510 , 75640 , 11886 , 489075 , 743743 , 897643 , 3567620 , 68052615 , 65898408 , 596509449 , 144849809 , 5485108552 , 9979751239
n×2
174260804
n×3
261391206
n×4
348521608
n×5
435652010
n÷2
43565201
n÷3
29043467.333333
n÷3
21782600.5
n÷5
17426080.4
n2
7591706952681604
n3
6.6146847865334E+23
n4
5.7634014455394E+31
n5
5.0216748483723E+39
2 √n
9334.3667166016
3 √n
443.32603765608
4 √n
96.614526426421
5 √n
38.728791335801
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
-87130401
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 87130402 can be divided by 4 positive divisors.
The sum of these divisors (counting 87130402) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100011000000100100010
3
Ternary
20001221200102221
4
Quaternary
11030120010202
5
Quinary
134301133102
6
Senary
12351301254
8
Octal
514300442
10
Decimal
87130402
12
Duodecimal
2521a82a
16
Hexadecimal
5318122
20
Vigesimal
174b602
36
Base36
1fvi8y
md5
4c2f455a307bd8ea712da41e88b56c36
sha1
853d1114759ea6f1907056f11cd68c8791063077
sha256
2ec65821977c73f9c741b1894183a3076cd1c4dc2f4f68127475493850d906d4
sha512
de09c626f80ea3c77026a58873e9901c92f521d03f968a0c6a0d4f98ea1512f12c3c987d2ee415ee25cf8eb0b53639ec95176100fe5e97b68bacb99c9f3bcff8
ripemd-160
2f22e222f727ede183f9b6da85b660b86ab9dbac
Diameter
174260804
Circumference
547456461.65505
Area
2.3850050790751E+16
Volume
2.7707526841581E+24
Surface area
9.5400203163004E+16
Circumference
547456461.65505
Perimeter
348521608
Area
7591706952681604
Diagonal
123220996.20342
Surface area
45550241716089624
Volume
6.6146847865334E+23
Space diagonal
150914283.1479
Perimeter
261391206
Area
3.2873055395546E+15
Altitude
75457141.57395
Surface area
3.2873055395546E+15
Volume
7.7954807799488E+22
Height
41073665.40114