12561613 is an odd 8-digits composite number following 12561612
and preceding 12561614 . In scientific notation, it is written as 1.2561613 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 12552768 positive integers (up to 12561613) that are relatively prime to 12561613.
12561613 has 4 divisors, whose sum is 12570460
The reverse of 12561613 is 31616521
Previous prime number is 7069
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million five hundred sixty-one thousand six hundred thirteen
Scientific notation
1.2561613 × 10^7
Engineering notation
1.2561613 × 10^6
Prime Factorization
7069 × 1777
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12561613
Product of the distinct prime numbers
The prime factorization of 12561613 is 7069 × 1777.
Since it has a total of 2 prime factors.
4 , 5 , 12 , 49 , 337 , 683 , 4248 , 7512 , 58937 , 3436 , 551766 , 666572 , 3036662 , 6721363 , 79115380 , 83337233 , 691686287 , 567127303 , 1867917955 , 1418012578
n×2
25123226
n×3
37684839
n×4
50246452
n×5
62808065
n÷2
6280806.5
n÷3
4187204.3333333
n÷3
3140403.25
n÷5
2512322.6
n2
157794121161769
n3
1.9821486837093E+21
n4
2.4898984673215E+28
n5
3.1277140955786E+35
2 √n
3544.2365891684
3 √n
232.46012651088
4 √n
59.533491323526
5 √n
26.291119665604
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
-12561612
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 12561613 can be divided by 4 positive divisors.
The sum of these divisors (counting 12561613) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111111010110011001101
3
Ternary
212122012021221
4
Quaternary
233322303031
5
Quinary
11203432423
6
Senary
1125123341
8
Octal
57726315
10
Decimal
12561613
12
Duodecimal
4259551
16
Hexadecimal
bfaccd
20
Vigesimal
3ia40d
36
Base36
7h8lp
md5
8d2a9469457c6c15060cbbc9e943d850
sha1
69923bbd5b4f5a4c96dd6729e3d780d0735078c3
sha256
ac1162c63eb56de3c1e2e6127b03c9eb7ba9e80db5872786f8de212a7496ebd1
sha512
2466c62a3c96a25b5be37ecb5cd2b7d73da9e2cba7a8fa288208033aa5c49ef07c23024e9aae809b6645a8bde3a36777f88773b19d05e249e64e594d86da8cc4
ripemd-160
1a4404103dfc6d04b803d1b0dbc448e095dd0aa2
Diameter
25123226
Circumference
78926942.236076
Area
4.9572485182147E+14
Volume
8.3028049907516E+21
Surface area
1.9828994072859E+15
Circumference
78926942.236076
Perimeter
50246452
Area
157794121161769
Diagonal
17764803.469882
Surface area
946764726970614
Volume
1.9821486837093E+21
Space diagonal
21757351.941018
Perimeter
37684839
Area
68326858746966
Altitude
10878675.970509
Surface area
68326858746966
Volume
2.3359846259513E+20
Height
5921601.1566274