12561616 is an even 8-digits composite number following 12561615
and preceding 12561617 . In scientific notation, it is written as 1.2561616 × 10^7.
The sum of its digits is 28. It has a total of 5 prime factors and 10 positive divisors.
There are 6280800 positive integers (up to 12561616) that are relatively prime to 12561616.
12561616 has 10 divisors, whose sum is 24338162
The reverse of 12561616 is 61616521
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million five hundred sixty-one thousand six hundred sixteen
Scientific notation
1.2561616 × 10^7
Engineering notation
1.2561616 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 785101
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
1570202
Product of the distinct prime numbers
The prime factorization of 12561616 is 2 × 2 × 2 × 2 × 785101.
Since it has a total of 5 prime factors.
3 , 10 , 30 , 11 , 382 , 263 , 1734 , 8791 , 25034 , 58409 , 79916 , 210127 , 3171912 , 4397167 , 75452590 , 12521646 , 945103265 , 618977969 , 1002970177 , 9610695819
n×2
25123232
n×3
37684848
n×4
50246464
n×5
62808080
n÷2
6280808
n÷3
4187205.3333333
n÷3
3140404
n÷5
2512323.2
n2
157794196531456
n3
1.9821501038567E+21
n4
2.4899008459008E+28
n5
3.1277178304281E+35
2 √n
3544.2370123907
3 √n
232.46014501648
4 √n
59.533494878015
5 √n
26.291120921388
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12561615
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12561616 can be divided by 10 positive divisors.
The sum of these divisors (counting 12561616) is 1, the average is 0.1.
Base
System
Value
2
Binary
101111111010110011010000
3
Ternary
212122012022001
4
Quaternary
233322303100
5
Quinary
11203432431
6
Senary
1125123344
8
Octal
57726320
10
Decimal
12561616
12
Duodecimal
4259554
16
Hexadecimal
bfacd0
20
Vigesimal
3ia40g
36
Base36
7h8ls
md5
5de8d5c0b12b5016e561cded236ad41e
sha1
fde527fa73cf904011d427a7d4b86903b77b365f
sha256
e595cabe79086ac379c643021dedc8eea79656fc70c53b3fba1513897a3ea493
sha512
9d122381e382e34d4f5c469c5900a3052d82e2b1d450d1f73aea11c6ca4ff52cec7b3a65191456b8a87bb9b50ad0e5a1b39d24af9d9ed72a4209aa8a99344fd5
ripemd-160
09e359d10cc6832221745ba88fb2c5b5aa469fc5
Diameter
25123232
Circumference
78926961.085632
Area
4.9572508860233E+14
Volume
8.3028109394512E+21
Surface area
1.9829003544093E+15
Circumference
78926961.085632
Perimeter
50246464
Area
157794196531456
Diagonal
17764807.712523
Surface area
946765179188736
Volume
1.9821501038567E+21
Space diagonal
21757357.13717
Perimeter
37684848
Area
68326891382998
Altitude
10878678.568585
Surface area
68326891382998
Volume
2.3359862996111E+20
Height
5921602.570841