12985055 is an odd 8-digits composite number following 12985054
and preceding 12985056 . In scientific notation, it is written as 1.2985055 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 10388040 positive integers (up to 12985055) that are relatively prime to 12985055.
12985055 has 4 divisors, whose sum is 15582072
The reverse of 12985055 is 55058921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twelve million nine hundred eighty-five thousand fifty-five
Scientific notation
1.2985055 × 10^7
Engineering notation
1.2985055 × 10^6
Prime Factorization
5 × 2597011
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12985055
Product of the distinct prime numbers
The prime factorization of 12985055 is 5 × 2597011.
Since it has a total of 2 prime factors.
2 , 8 , 48 , 87 , 847 , 460 , 3345 , 922 , 71789 , 62526 , 98455 , 912394 , 1394976 , 6744731 , 55161729 , 61120186 , 624044130 , 484578566 , 4945483259 , 9828505825
n×2
25970110
n×3
38955165
n×4
51940220
n×5
64925275
n÷2
6492527.5
n÷3
4328351.6666667
n÷3
3246263.75
n÷5
2597011
n2
168611653353025
n3
2.18943159243E+21
n4
2.8429889646441E+28
n5
3.6916368070296E+35
2 √n
3603.4781808691
3 √n
235.04332987051
4 √n
60.028977842948
5 √n
26.466027455696
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
-12985054
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 12985055 can be divided by 4 positive divisors.
The sum of these divisors (counting 12985055) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001100010001011011111
3
Ternary
220102201010222
4
Quaternary
301202023133
5
Quinary
11311010210
6
Senary
1142151555
8
Octal
61421337
10
Decimal
12985055
12
Duodecimal
44225bb
16
Hexadecimal
c622df
20
Vigesimal
4132cf
36
Base36
7qbbz
md5
0b0afb4717f050b67675662fa69ef51d
sha1
0226a76e9bc506fdb849e031096a573a710452fd
sha256
f1f451ec435ea6322982d1f722d77fb1c4ce453b2c4b6b17a408f5e660432aa0
sha512
f13cb254b493a01e1aed50c5d07cb3982b114f7b43b9418f523aed5818e040407bec34fffa633392db4cf4b2a55775d6113043366d28c2683f41bb27eac4dae5
ripemd-160
7eca89f1be85cd5848f5cf6332fb0c8c7892d985
Diameter
25970110
Circumference
81587506.788919
Area
5.2970913148349E+14
Volume
9.1710696084205E+21
Surface area
2.118836525934E+15
Circumference
81587506.788919
Perimeter
51940220
Area
168611653353025
Diagonal
18363640.889161
Surface area
1011669920118150
Volume
2.18943159243E+21
Space diagonal
22490774.999076
Perimeter
38955165
Area
73010987588908
Altitude
11245387.499538
Surface area
73010987588908
Volume
2.5802698765855E+20
Height
6121213.6297202