12912995 is an odd 8-digits composite number following 12912994
and preceding 12912996 . In scientific notation, it is written as 1.2912995 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 10296544 positive integers (up to 12912995) that are relatively prime to 12912995.
12912995 has 8 divisors, whose sum is 15546384
The reverse of 12912995 is 59921921
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million nine hundred twelve thousand nine hundred ninety-five
Scientific notation
1.2912995 × 10^7
Engineering notation
1.2912995 × 10^6
Prime Factorization
5 × 317 × 8147
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12912995
Product of the distinct prime numbers
The prime factorization of 12912995 is 5 × 317 × 8147.
Since it has a total of 3 prime factors.
3 , 3 , 17 , 10 , 674 , 645 , 8241 , 4389 , 35577 , 37810 , 830964 , 290063 , 263940 , 8486742 , 606171 , 13674489 , 378149404 , 71323082 , 9591375875 , 2210348170
n×2
25825990
n×3
38738985
n×4
51651980
n×5
64564975
n÷2
6456497.5
n÷3
4304331.6666667
n÷3
3228248.75
n÷5
2582599
n2
166745439870025
n3
2.1531830313144E+21
n4
2.7804041717448E+28
n5
3.590334516772E+35
2 √n
3593.4655974421
3 √n
234.60773551231
4 √n
59.945521913168
5 √n
26.436587618436
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
-12912994
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 12912995 can be divided by 8 positive divisors.
The sum of these divisors (counting 12912995) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010000100101100011
3
Ternary
220022001022002
4
Quaternary
301100211203
5
Quinary
11301203440
6
Senary
1140434215
8
Octal
61204543
10
Decimal
12912995
12
Duodecimal
43a896b
16
Hexadecimal
c50963
20
Vigesimal
40e29f
36
Base36
7orqb
md5
6f2ebf33cf5b0056af33d47209e66780
sha1
cfec1100bd7bed67ed7172b19b0be0442e27d5ec
sha256
c692da668b951e692f7fb1e91cfd6d3f2a39c380d13c3ce867ba56ce0f8a9c5c
sha512
3b7fc986c3e1e2ea4106be9ff181e09214cfa28eadfe2619ba1e5fc8bc990ea7378b77bed7046455e6b1056bf6697b44f00872292a478c02ad398ec2e95fcf55
ripemd-160
4277814a902b929f3e34a1905abf7361649e2412
Diameter
25825990
Circumference
81134740.455683
Area
5.2384624891527E+14
Volume
9.0192319906822E+21
Surface area
2.0953849956611E+15
Circumference
81134740.455683
Perimeter
51651980
Area
166745439870025
Diagonal
18261732.659856
Surface area
1000472639220150
Volume
2.1531830313144E+21
Space diagonal
22365963.417883
Perimeter
38738985
Area
72202893446326
Altitude
11182981.708941
Surface area
72202893446326
Volume
2.5375505376304E+20
Height
6087244.219952