87979423 is an odd 8-digits composite number following 87979422
and preceding 87979424 . In scientific notation, it is written as 8.7979423 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 75410928 positive integers (up to 87979423) that are relatively prime to 87979423.
87979423 has 4 divisors, whose sum is 100547920
The reverse of 87979423 is 32497978
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighty-seven million nine hundred seventy-nine thousand four hundred twenty-three
Scientific notation
8.7979423 × 10^7
Engineering notation
8.7979423 × 10^6
Prime Factorization
7 × 12568489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87979423
Product of the distinct prime numbers
The prime factorization of 87979423 is 7 × 12568489.
Since it has a total of 2 prime factors.
9 , 7 , 40 , 98 , 620 , 990 , 1339 , 7743 , 5880 , 27402 , 829610 , 670235 , 7246037 , 1468189 , 83732972 , 75898829 , 180976394 , 998829538 , 5853864097 , 36566512
n×2
175958846
n×3
263938269
n×4
351917692
n×5
439897115
n÷2
43989711.5
n÷3
29326474.333333
n÷3
21994855.75
n÷5
17595884.6
n2
7740378871412929
n3
6.809940669083E+23
n4
5.9913465073016E+31
n5
5.2711520870546E+39
2 √n
9379.7346977407
3 √n
444.7613465944
4 √n
96.849030442956
5 √n
38.803975515145
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
-87979422
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 87979423 can be divided by 4 positive divisors.
The sum of these divisors (counting 87979423) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001111100111010110011111
3
Ternary
20010112211002011
4
Quaternary
11033213112133
5
Quinary
140010320143
6
Senary
12421412051
8
Octal
517472637
10
Decimal
87979423
12
Duodecimal
2556a027
16
Hexadecimal
53e759f
20
Vigesimal
179h8b3
36
Base36
1gdpcv
md5
eb16de507c738a16799286f6a49b40f0
sha1
a6d6c6a1bfb53af24e3f5177ca8dcd0ad312522f
sha256
52792c189304a246f9bae9e2323915e67b40c59207eb0edaa906bad7e8b8fe52
sha512
c66835cddaf4cceaa2104bf2f31aca63539b690998e6316d9d3543e9e9b7107f01dec55db8212c16a8b0e2695d95fc055ac502228aae08d5cec7eb7cf67073b9
ripemd-160
b9163884d6cc2f227b9d5f0bd3cc1e2a72cccf12
Diameter
175958846
Circumference
552791017.92774
Area
2.4317117398433E+16
Volume
2.8525412769831E+24
Surface area
9.726846959373E+16
Circumference
552791017.92774
Perimeter
351917692
Area
7740378871412929
Diagonal
124421693.21636
Surface area
46442273228477574
Volume
6.809940669083E+23
Space diagonal
152384830.65659
Perimeter
263938269
Area
3.35168236878E+15
Altitude
76192415.328297
Surface area
3.35168236878E+15
Volume
8.0255920443111E+22
Height
41473897.738786