13122945 is an odd 8-digits composite number following 13122944
and preceding 13122946 . In scientific notation, it is written as 1.3122945 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 6361920 positive integers (up to 13122945) that are relatively prime to 13122945.
13122945 has 16 divisors, whose sum is 19797120
The reverse of 13122945 is 54922131
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
thirteen million one hundred twenty-two thousand nine hundred forty-five
Scientific notation
1.3122945 × 10^7
Engineering notation
1.3122945 × 10^6
Prime Factorization
3 × 55 × 9 × 8837
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
13122945
Product of the distinct prime numbers
The prime factorization of 13122945 is 3 × 55 × 9 × 8837.
Since it has a total of 4 prime factors.
1 , 5 , 48 , 26 , 998 , 895 , 9715 , 3150 , 72924 , 10367 , 952098 , 66879 , 2843165 , 8749827 , 15508542 , 22614387 , 767486656 , 506479731 , 4465098400 , 2802349757
n×2
26245890
n×3
39368835
n×4
52491780
n×5
65614725
n÷2
6561472.5
n÷3
4374315
n÷3
3280736.25
n÷5
2624589
n2
172211685473025
n3
2.2599244768198E+21
n4
2.965686461346E+28
n5
3.8918540319488E+35
2 √n
3622.5605585
3 √n
235.87238743849
4 √n
60.187711025591
5 √n
26.521999450877
1 , 3 , 9 , 27 , 55 , 165 , 495 , 1485 , 8837 , 26511 , 79533 , 238599 , 486035 , 1458105 , 4374315 , 13122945
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
-13122944
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 13122945 can be divided by 16 positive divisors.
The sum of these divisors (counting 13122945) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110010000011110110000001
3
Ternary
220200201022000
4
Quaternary
302003312001
5
Quinary
11324413240
6
Senary
1145134213
8
Octal
62036601
10
Decimal
13122945
12
Duodecimal
448a369
16
Hexadecimal
c83d81
20
Vigesimal
420775
36
Base36
7t9q9
md5
7222cf327ce768e31aea26335ddebf44
sha1
98912e2a398a89e1cce2a0819ae9c0a852c1f21c
sha256
9662abe642c0506aa474a2b9cee4a589ac17bcf0711714302c8ff5fdbea54c39
sha512
a1890706647d8ec74983341d6f7540d0e9d604a55a9b7e4d71e686c34fa291078538dbdf0800681a2f036d957bd1e964140bb4394313ffdbcb59afa99c05bb8e
ripemd-160
11a3e70f9ef827f008999fefdc5dbf2ccb2de9c3
Diameter
26245890
Circumference
82453895.210926
Area
5.4101896594437E+14
Volume
9.4663495120598E+21
Surface area
2.1640758637775E+15
Circumference
82453895.210926
Perimeter
52491780
Area
172211685473025
Diagonal
18558646.797276
Surface area
1033270112838150
Volume
2.2599244768198E+21
Space diagonal
22729607.484932
Perimeter
39368835
Area
74569847224088
Altitude
11364803.742466
Surface area
74569847224088
Volume
2.6633465375479E+20
Height
6186215.5990921