12912279 is an odd 8-digits composite number following 12912278
and preceding 12912280 . In scientific notation, it is written as 1.2912279 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 8257536 positive integers (up to 12912279) that are relatively prime to 12912279.
12912279 has 16 divisors, whose sum is 17925600
The reverse of 12912279 is 97221921
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twelve million nine hundred twelve thousand two hundred seventy-nine
Scientific notation
1.2912279 × 10^7
Engineering notation
1.2912279 × 10^6
Prime Factorization
3 × 29 × 193 × 769
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12912279
Product of the distinct prime numbers
The prime factorization of 12912279 is 3 × 29 × 193 × 769.
Since it has a total of 4 prime factors.
2 , 6 , 44 , 93 , 640 , 829 , 1266 , 1696 , 91314 , 91067 , 165549 , 498159 , 4378783 , 3798169 , 12981988 , 40076405 , 483544616 , 464084317 , 4658571387 , 3525751176
n×2
25824558
n×3
38736837
n×4
51649116
n×5
64561395
n÷2
6456139.5
n÷3
4304093
n÷3
3228069.75
n÷5
2582455.8
n2
166726948973841
n3
2.152824881969E+21
n4
2.7797875514126E+28
n5
3.5893392424566E+35
2 √n
3593.3659707856
3 √n
234.60339925405
4 √n
59.944690930771
5 √n
26.436294440648
1 , 3 , 29 , 87 , 193 , 579 , 769 , 2307 , 5597 , 16791 , 22301 , 66903 , 148417 , 445251 , 4304093 , 12912279
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
-12912278
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 12912279 can be divided by 16 positive divisors.
The sum of these divisors (counting 12912279) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001010000011010010111
3
Ternary
220022000022120
4
Quaternary
301100122113
5
Quinary
11301143104
6
Senary
1140431023
8
Octal
61203227
10
Decimal
12912279
12
Duodecimal
43a8473
16
Hexadecimal
c50697
20
Vigesimal
40e0dj
36
Base36
7or6f
md5
71c39279c26be2e991dc5b7256971831
sha1
e05170afcce72901e3852b25d2d07bde5f166804
sha256
b372c7d5d42179315ef79b1ac0b23acab8e141c876b69775ee31ee0d350d46a3
sha512
4d428c3392a598ce2c74b95625c375e7b95606b8f1be6568d0565191af612dddfd5328cbd9b9fb9110d6bc3f0be559b984adcc4c2fb86bc4bd766005c8b48560
ripemd-160
40e591e0972183d9c526ebb7b9ce62b8bac924fd
Diameter
25824558
Circumference
81130241.695004
Area
5.2378815805166E+14
Volume
9.0177317782122E+21
Surface area
2.0951526322066E+15
Circumference
81130241.695004
Perimeter
51649116
Area
166726948973841
Diagonal
18260720.082945
Surface area
1000361693843046
Volume
2.152824881969E+21
Space diagonal
22364723.269505
Perimeter
38736837
Area
72194886653409
Altitude
11182361.634752
Surface area
72194886653409
Volume
2.537128454579E+20
Height
6086906.6943151