12156621 is an odd 8-digits composite number following 12156620
and preceding 12156622 . In scientific notation, it is written as 1.2156621 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 8104412 positive integers (up to 12156621) that are relatively prime to 12156621.
12156621 has 4 divisors, whose sum is 16208832
The reverse of 12156621 is 12665121
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twelve million one hundred fifty-six thousand six hundred twenty-one
Scientific notation
1.2156621 × 10^7
Engineering notation
1.2156621 × 10^6
Prime Factorization
3 × 4052207
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12156621
Product of the distinct prime numbers
The prime factorization of 12156621 is 3 × 4052207.
Since it has a total of 2 prime factors.
10 , 4 , 60 , 11 , 497 , 237 , 1086 , 735 , 73436 , 82160 , 415829 , 577418 , 2763544 , 6748065 , 43393041 , 94371356 , 671124882 , 987901954 , 5403160172 , 6007501223
n×2
24313242
n×3
36469863
n×4
48626484
n×5
60783105
n÷2
6078310.5
n÷3
4052207
n÷3
3039155.25
n÷5
2431324.2
n2
147783434137641
n3
1.7965471988898E+21
n4
2.1839943405514E+28
n5
2.6549991464229E+35
2 √n
3486.6346238171
3 √n
229.93458126874
4 √n
59.047731741508
5 √n
26.119362656562
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
-12156620
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 12156621 can be divided by 4 positive divisors.
The sum of these divisors (counting 12156621) is 1, the average is 0.25.
Base
System
Value
2
Binary
101110010111111011001101
3
Ternary
211212121202020
4
Quaternary
232113323031
5
Quinary
11103002441
6
Senary
1112320353
8
Octal
56277315
10
Decimal
12156621
12
Duodecimal
40a30b9
16
Hexadecimal
b97ecd
20
Vigesimal
3fjbb1
36
Base36
78k3x
md5
fa3971d5d6c1585e2aa3f8a6f6e404cb
sha1
278c52f69418338a7f1f49f0994116c67d8f1ff2
sha256
c2d0df1473dd63ca5f3a6b68ee5d5a640b83171ce13a5dd765ba8ad2ccd210ca
sha512
9498d378af41d446d1d95b8eb1cee9f4b3431c1187f3b2f689e3b959fe2d08d93d5e04e8bb77f3d360bd6e5d269e3b1e5e79bda433c2585ff0b09d50471acd44
ripemd-160
350fafc7fb760ecd9de449df2a3c3e34693aaba4
Diameter
24313242
Circumference
76382302.452151
Area
4.6427535100908E+14
Volume
7.5253593091459E+21
Surface area
1.8571014040363E+15
Circumference
76382302.452151
Perimeter
48626484
Area
147783434137641
Diagonal
17192058.29083
Surface area
886700604825846
Volume
1.7965471988898E+21
Space diagonal
21055885.220359
Perimeter
36469863
Area
63992104110851
Altitude
10527942.610179
Surface area
63992104110851
Volume
2.1172511784277E+20
Height
5730686.0969432