87309969 is an odd 8-digits composite number following 87309968
and preceding 87309970 . In scientific notation, it is written as 8.7309969 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 58114560 positive integers (up to 87309969) that are relatively prime to 87309969.
87309969 has 8 divisors, whose sum is 116597472
The reverse of 87309969 is 96990378
Previous prime number is 641
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
eighty-seven million three hundred nine thousand nine hundred sixty-nine
Scientific notation
8.7309969 × 10^7
Engineering notation
8.7309969 × 10^6
Prime Factorization
3 × 641 × 45403
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87309969
Product of the distinct prime numbers
The prime factorization of 87309969 is 3 × 641 × 45403.
Since it has a total of 3 prime factors.
6 , 2 , 12 , 72 , 726 , 601 , 2211 , 3166 , 16740 , 76004 , 285872 , 162381 , 6923207 , 1530750 , 47731589 , 62174579 , 370834525 , 621524611 , 4783765315 , 9521310624
n×2
174619938
n×3
261929907
n×4
349239876
n×5
436549845
n÷2
43654984.5
n÷3
29103323
n÷3
21827492.25
n÷5
17461993.8
n2
7623030686780961
n3
6.6556657294889E+23
n4
5.8110596851604E+31
n5
5.0736344096851E+39
2 √n
9343.9803617088
3 √n
443.63037881276
4 √n
96.664266208919
5 √n
38.744741421775
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
-87309968
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 87309969 can be divided by 8 positive divisors.
The sum of these divisors (counting 87309969) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001101000011111010010001
3
Ternary
20002021210202120
4
Quaternary
11031003322101
5
Quinary
134322404334
6
Senary
12355204453
8
Octal
515037221
10
Decimal
87309969
12
Duodecimal
252a6729
16
Hexadecimal
5343e91
20
Vigesimal
175dei9
36
Base36
1fzcsx
md5
fa8d93c9e65d917f788ed777df2f0205
sha1
1c03102fee1e043cffc9da6d9ef8be27605a53b4
sha256
99e89a5a7f78fa7a422234649e4798d3dccce1d55d74e4f327648d1fa991577a
sha512
3f66fb14fd2a4928675f346fbf19a03d3229645295a1b301ffdf0bd40463358450dff93ba29bdca8ab2ec38bc99b5862c1dcfb218789cfa768f7c4743cbce52e
ripemd-160
0b4b8dd5c905b6c30bdefaa7b2cda1d898edd725
Diameter
174619938
Circumference
548584714.39111
Area
2.3948457203681E+16
Volume
2.7879187414016E+24
Surface area
9.5793828814722E+16
Circumference
548584714.39111
Perimeter
349239876
Area
7623030686780961
Diagonal
123474942.29017
Surface area
45738184120685766
Volume
6.6556657294889E+23
Space diagonal
151225302.31526
Perimeter
261929907
Area
3.3008691142903E+15
Altitude
75612651.157632
Surface area
3.3008691142903E+15
Volume
7.8437772843876E+22
Height
41158314.096725