68090915 is an odd 8-digits composite number following 68090914
and preceding 68090916 . In scientific notation, it is written as 6.8090915 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 53000352 positive integers (up to 68090915) that are relatively prime to 68090915.
68090915 has 8 divisors, whose sum is 83917680
The reverse of 68090915 is 51909086
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-eight million ninety thousand nine hundred fifteen
Scientific notation
6.8090915 × 10^7
Engineering notation
6.8090915 × 10^6
Prime Factorization
5 × 37 × 368059
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68090915
Product of the distinct prime numbers
The prime factorization of 68090915 is 5 × 37 × 368059.
Since it has a total of 3 prime factors.
1 , 10 , 73 , 3 , 693 , 593 , 7730 , 1553 , 63472 , 2303 , 571330 , 478321 , 899880 , 1732699 , 27978235 , 75904847 , 314584122 , 30753720 , 4166051185 , 8340830587
n×2
136181830
n×3
204272745
n×4
272363660
n×5
340454575
n÷2
34045457.5
n÷3
22696971.666667
n÷3
17022728.75
n÷5
13618183
n2
4636372705537225
n3
3.1569485980106E+23
n4
2.1495951864651E+31
n5
1.46367903126E+39
2 √n
8251.7219415101
3 √n
408.34733294591
4 √n
90.838989104405
5 √n
36.865305230616
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
-68090914
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 68090915 can be divided by 8 positive divisors.
The sum of these divisors (counting 68090915) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000011101111110000100011
3
Ternary
11202010101011202
4
Quaternary
10003233300203
5
Quinary
114412402130
6
Senary
10431231415
8
Octal
403576043
10
Decimal
68090915
12
Duodecimal
1a97856b
16
Hexadecimal
40efc23
20
Vigesimal
115b75f
36
Base36
14jfab
md5
92ee9e9632ee203bc9dbf6fcd8503641
sha1
8c5962bb2fc3c86a5ad1d32a9dc078f61783efbf
sha256
b8f4c10e8e55673fddcc21ff1f8d363cbd3fea39f0b932bfcbfe41d5cd58e62d
sha512
53deabfea0f96d1f6fc6b68ad2493fbd7737944ff3613393b34ef210b377befb5a415e657ea262fd9c4ea39607c57c87a891e3826ab4a246970398566c00a413
ripemd-160
f440701d0f34cf1766a61ef49f90fcbe91dd67a0
Diameter
136181830
Circumference
427827836.68041
Area
1.456559443102E+16
Volume
1.3223795364361E+24
Surface area
5.826237772408E+16
Circumference
427827836.68041
Perimeter
272363660
Area
4636372705537225
Diagonal
96295095.467394
Surface area
27818236233223350
Volume
3.1569485980106E+23
Space diagonal
117936924.31385
Perimeter
204272745
Area
2.007608272204E+15
Altitude
58968462.156927
Surface area
2.007608272204E+15
Volume
3.7204996025177E+22
Height
32098365.155798