87123313 is an odd 8-digits composite number following 87123312
and preceding 87123314 . In scientific notation, it is written as 8.7123313 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 86352720 positive integers (up to 87123313) that are relatively prime to 87123313.
87123313 has 8 divisors, whose sum is 87897600
The reverse of 87123313 is 31332178
Previous prime number is 349
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighty-seven million one hundred twenty-three thousand three hundred thirteen
Scientific notation
8.7123313 × 10^7
Engineering notation
8.7123313 × 10^6
Prime Factorization
191 × 349 × 1307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87123313
Product of the distinct prime numbers
The prime factorization of 87123313 is 191 × 349 × 1307.
Since it has a total of 3 prime factors.
7 , 7 , 79 , 19 , 937 , 752 , 6701 , 7714 , 10588 , 71101 , 535514 , 418874 , 360708 , 9145242 , 67588694 , 62846042 , 802117568 , 949402815 , 8168693232 , 2754336583
n×2
174246626
n×3
261369939
n×4
348493252
n×5
435616565
n÷2
43561656.5
n÷3
29041104.333333
n÷3
21780828.25
n÷5
17424662.6
n2
7590471668095969
n3
6.6130703895716E+23
n4
5.7615260144168E+31
n5
5.0196323431167E+39
2 √n
9333.9869830636
3 √n
443.3140142083
4 √n
96.612561207451
5 √n
38.728161114131
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
-87123312
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 87123313 can be divided by 8 positive divisors.
The sum of these divisors (counting 87123313) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100010110010101110001
3
Ternary
20001221022201101
4
Quaternary
11030112111301
5
Quinary
134300421223
6
Senary
12351204401
8
Octal
514262561
10
Decimal
87123313
12
Duodecimal
25216701
16
Hexadecimal
5316571
20
Vigesimal
174a85d
36
Base36
1fvcs1
md5
9cf087383dcebd35ca59292fbe0dbf5e
sha1
5a2250df2d6bb6c0b326780964bd8a9825e580c8
sha256
04e172448ba3845504ccd928dadd6c428fcc2557449dbf543c17ed7051c2c570
sha512
bc552b4ef672d9113bd9bf9484ab9e6ee405e929eaab8707b078cbc658936ed93055e773fea1ad2a4ddda6c911c50ae9c97fdba8202ba35d494fdfaf3b496042
ripemd-160
45ef9fbc4383110c07ab39271bced56ce14950b8
Diameter
174246626
Circumference
547411920.15441
Area
2.3846170029772E+16
Volume
2.77007644714E+24
Surface area
9.5384680119087E+16
Circumference
547411920.15441
Perimeter
348493252
Area
7590471668095969
Diagonal
123210970.84348
Surface area
45542830008575814
Volume
6.6130703895716E+23
Space diagonal
150902004.63973
Perimeter
261369939
Area
3.2867706456386E+15
Altitude
75451002.319863
Surface area
3.2867706456386E+15
Volume
7.7935781948834E+22
Height
41070323.614492