13142787 is an odd 8-digits composite number following 13142786
and preceding 13142788 . In scientific notation, it is written as 1.3142787 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 7397280 positive integers (up to 13142787) that are relatively prime to 13142787.
13142787 has 16 divisors, whose sum is 20328192
The reverse of 13142787 is 78724131
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
thirteen million one hundred forty-two thousand seven hundred eighty-seven
Scientific notation
1.3142787 × 10^7
Engineering notation
1.3142787 × 10^6
Prime Factorization
3 × 7 × 67 × 9341
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
13142787
Product of the distinct prime numbers
The prime factorization of 13142787 is 3 × 7 × 67 × 9341.
Since it has a total of 4 prime factors.
7 , 2 , 72 , 43 , 263 , 830 , 9088 , 5143 , 75299 , 54100 , 7058 , 703249 , 6368175 , 680407 , 52935925 , 31770810 , 669078581 , 347849862 , 1517121572 , 301763868
n×2
26285574
n×3
39428361
n×4
52571148
n×5
65713935
n÷2
6571393.5
n÷3
4380929
n÷3
3285696.75
n÷5
2628557.4
n2
172732850127369
n3
2.2701910571269E+21
n4
2.9836637513124E+28
n5
3.921365716312E+35
2 √n
3625.2981946317
3 √n
235.99120789806
4 √n
60.210449214665
5 √n
26.53001490052
1 , 3 , 7 , 21 , 67 , 201 , 469 , 1407 , 9341 , 28023 , 65387 , 196161 , 625847 , 1877541 , 4380929 , 13142787
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-13142786
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 13142787 can be divided by 16 positive divisors.
The sum of these divisors (counting 13142787) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110010001000101100000011
3
Ternary
220201201111220
4
Quaternary
302020230003
5
Quinary
11331032122
6
Senary
1145410123
8
Octal
62105403
10
Decimal
13142787
12
Duodecimal
4499943
16
Hexadecimal
c88b03
20
Vigesimal
422gj7
36
Base36
7tp1f
md5
1e512281baa1e7157c9c13c97b5ee069
sha1
a1f12bf5dd6f9b5308e5c7d89fb04fd9f715d779
sha256
5404e4b2e24a9f7c6ecfb243586c59a1dce72b3ec065bf9c572ff208ca8e5ed1
sha512
644a07d74375b7af14a17789538e2a66255ab2d14a6ba95037c7625e4f74a056d1b83c3e941071a05268ff887ac0fd27fad26e162e81fae384980cf1c4024b9e
ripemd-160
4505533bab37f7a624a172639b1606ac532f5d7b
Diameter
26285574
Circumference
82578566.173791
Area
5.4265625299377E+14
Volume
9.509354063087E+21
Surface area
2.1706250119751E+15
Circumference
82578566.173791
Perimeter
52571148
Area
172732850127369
Diagonal
18586707.622781
Surface area
1036397100764214
Volume
2.2701910571269E+21
Space diagonal
22763974.837056
Perimeter
39428361
Area
74795518139196
Altitude
11381987.418528
Surface area
74795518139196
Volume
2.6754458184725E+20
Height
6195569.2075936