12391657 is an odd 8-digits composite number following 12391656
and preceding 12391658 . In scientific notation, it is written as 1.2391657 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 11662720 positive integers (up to 12391657) that are relatively prime to 12391657.
12391657 has 4 divisors, whose sum is 13120596
The reverse of 12391657 is 75619321
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million three hundred ninety-one thousand six hundred fifty-seven
Scientific notation
1.2391657 × 10^7
Engineering notation
1.2391657 × 10^6
Prime Factorization
17 × 728921
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12391657
Product of the distinct prime numbers
The prime factorization of 12391657 is 17 × 728921.
Since it has a total of 2 prime factors.
8 , 4 , 6 , 66 , 240 , 474 , 8889 , 7409 , 38798 , 88234 , 775487 , 309961 , 9198462 , 8791091 , 30191739 , 55121259 , 736173641 , 159588465 , 6064381786 , 1669785505
n×2
24783314
n×3
37174971
n×4
49566628
n×5
61958285
n÷2
6195828.5
n÷3
4130552.3333333
n÷3
3097914.25
n÷5
2478331.4
n2
153553163205649
n3
1.9027781297094E+21
n4
2.3578573930461E+28
n5
2.9217760069541E+35
2 √n
3520.1785466081
3 √n
231.40698354674
4 √n
59.331092578918
5 √n
26.219588820503
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
-12391656
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 12391657 can be divided by 4 positive divisors.
The sum of these divisors (counting 12391657) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111010001010011101001
3
Ternary
212022120011021
4
Quaternary
233101103221
5
Quinary
11133013112
6
Senary
1121332441
8
Octal
57212351
10
Decimal
12391657
12
Duodecimal
4197121
16
Hexadecimal
bd14e9
20
Vigesimal
3h8j2h
36
Base36
7dlgp
md5
45ea79d5e4de43590adb13b362461c59
sha1
b6e5484a844d6f5a4b59acf928830565eea4bbe8
sha256
a8bdeb59077470f55ded103a77841a2e6c86142686a29b32240d6d7f7891e1d4
sha512
ade11cb709057ee8a2f82753b13068ab6eb659f7b342ad087e2b84d16c00f63a51fc3501c34ea33590cefbcc03674366ac39d2c08efe498054422fce226c6b92
ripemd-160
d42883064e602496b99eb2f7073d25e26d716fd3
Diameter
24783314
Circumference
77859077.194009
Area
4.8240148946234E+14
Volume
7.9703383916086E+21
Surface area
1.9296059578494E+15
Circumference
77859077.194009
Perimeter
49566628
Area
153553163205649
Diagonal
17524449.389676
Surface area
921318979233894
Volume
1.9027781297094E+21
Space diagonal
21462979.513967
Perimeter
37174971
Area
66490470083775
Altitude
10731489.756983
Surface area
66490470083775
Volume
2.2424455310183E+20
Height
5841483.1298918