12156691 is an odd 8-digits composite number following 12156690
and preceding 12156692 . In scientific notation, it is written as 1.2156691 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 11727240 positive integers (up to 12156691) that are relatively prime to 12156691.
12156691 has 8 divisors, whose sum is 12593664
The reverse of 12156691 is 19665121
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million one hundred fifty-six thousand six hundred ninety-one
Scientific notation
1.2156691 × 10^7
Engineering notation
1.2156691 × 10^6
Prime Factorization
71 × 47 × 3643
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12156691
Product of the distinct prime numbers
The prime factorization of 12156691 is 71 × 47 × 3643.
Since it has a total of 3 prime factors.
4 , 5 , 84 , 13 , 193 , 122 , 4493 , 9434 , 5168 , 70114 , 546416 , 678707 , 8490033 , 3452552 , 45232019 , 28359167 , 767531243 , 296377780 , 2721998608 , 6732585182
n×2
24313382
n×3
36470073
n×4
48626764
n×5
60783455
n÷2
6078345.5
n÷3
4052230.3333333
n÷3
3039172.75
n÷5
2431338.2
n2
147785136069481
n3
1.7965782335896E+21
n4
2.1840446443075E+28
n5
2.6550755871051E+35
2 √n
3486.6446621358
3 √n
229.93502260272
4 √n
59.047816743177
5 √n
26.119392736486
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
-12156690
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 12156691 can be divided by 8 positive divisors.
The sum of these divisors (counting 12156691) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110010111111100010011
3
Ternary
211212121211211
4
Quaternary
232113330103
5
Quinary
11103003231
6
Senary
1112320551
8
Octal
56277423
10
Decimal
12156691
12
Duodecimal
40a3157
16
Hexadecimal
b97f13
20
Vigesimal
3fjbeb
36
Base36
78k5v
md5
a68a71c548873c9978ade01dd7aef24e
sha1
4ca076bc13f5cc45d9f7600903c50fac1df5ec66
sha256
85eb29472c19d19c31d98ef8d89cb1fd6bf756c8a792e6a8474f3e7dbb2ab590
sha512
1943f3d85f5bae924e001854124f5ed43eee179a9db92b938e6ec2d3a709ad343a36c1910a5f7460309ec5f5705c97a18f2dcead847ea4484b4cddbd3de19034
ripemd-160
aab270bd4ec16db7f1686b7ffeaa53c9099d762d
Diameter
24313382
Circumference
76382742.275122
Area
4.6428069778565E+14
Volume
7.5254893069927E+21
Surface area
1.8571227911426E+15
Circumference
76382742.275122
Perimeter
48626764
Area
147785136069481
Diagonal
17192157.285779
Surface area
886710816416886
Volume
1.7965782335896E+21
Space diagonal
21056006.463915
Perimeter
36470073
Area
63992841068955
Altitude
10528003.231958
Surface area
63992841068955
Volume
2.1172877531723E+20
Height
5730719.0952596