12912689 is an odd 8-digits prime number following 12912688
and preceding 12912690 . In scientific notation, it is written as 1.2912689 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 12912688 positive integers (up to 12912689) that are relatively prime to 12912689.
12912689 has 2 divisors, whose sum is 12912690
The reverse of 12912689 is 98621921
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million nine hundred twelve thousand six hundred eighty-nine
Scientific notation
1.2912689 × 10^7
Engineering notation
1.2912689 × 10^6
Prime Factorization
12912689
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12912689
Product of the distinct prime numbers
The prime factorization of 12912689 is 12912689.
Since it has a total of 1 prime factors.
3 , 7 , 73 , 57 , 610 , 730 , 2123 , 8350 , 69043 , 50018 , 155 , 78014 , 332553 , 9392806 , 86571282 , 92489061 , 992079910 , 356446118 , 4220955236 , 3959826345
n×2
25825378
n×3
38738067
n×4
51650756
n×5
64563445
n÷2
6456344.5
n÷3
4304229.6666667
n÷3
3228172.25
n÷5
2582537.8
n2
166737537210721
n3
2.153029962628E+21
n4
2.7801406315097E+28
n5
3.5899091350948E+35
2 √n
3593.4230199073
3 √n
234.60588232658
4 √n
59.945166776875
5 √n
26.436462323375
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12912690
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6456345
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3593.4231590504
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998451136
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12912689 can be divided by 2 positive divisors.
The sum of these divisors (counting 12912689) is 12912690, the average is 6456345.
Base
System
Value
2
Binary
110001010000100000110001
3
Ternary
220022000212202
4
Quaternary
301100200301
5
Quinary
11301201224
6
Senary
1140432545
8
Octal
61204061
10
Decimal
12912689
12
Duodecimal
43a8755
16
Hexadecimal
c50831
20
Vigesimal
40e1e9
36
Base36
7orht
md5
01bab80714096a87f3ecaebb2ca1e679
sha1
96a5992432ac061dc664725c8dfb28d962ec5fbb
sha256
218cf95b5b4d0ea3ecaa1dfc91bc60db841346efdf2f1957fe121b0257c4f44a
sha512
66ed852c036e28e48c3d0ba5a60e5c64445ac1b8c4aede7b658283181be15bb769ee628698df58df67e398e144659c9d5770dc4bd474a2b45e14eaf318449eb4
ripemd-160
e507aee2331e5a619d97e095a029c2dccc1f235e
Diameter
25825378
Circumference
81132817.800979
Area
5.2382142197886E+14
Volume
9.0185908180676E+21
Surface area
2.0952856879154E+15
Circumference
81132817.800979
Perimeter
51650756
Area
166737537210721
Diagonal
18261299.910506
Surface area
1000425223264326
Volume
2.153029962628E+21
Space diagonal
22365433.410336
Perimeter
38738067
Area
72199471494469
Altitude
11182716.705168
Surface area
72199471494469
Volume
2.5373701444534E+20
Height
6087099.9701686