12561631 is an odd 8-digits composite number following 12561630
and preceding 12561632 . In scientific notation, it is written as 1.2561631 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 12348664 positive integers (up to 12561631) that are relatively prime to 12561631.
12561631 has 4 divisors, whose sum is 12774600
The reverse of 12561631 is 13616521
Previous prime number is 59
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 thirty-one
Scientific notation
1.2561631 × 10^7
Engineering notation
1.2561631 × 10^6
Prime Factorization
59 × 212909
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12561631
Product of the distinct prime numbers
The prime factorization of 12561631 is 59 × 212909.
Since it has a total of 2 prime factors.
2 , 8 , 73 , 18 , 139 , 884 , 8851 , 7306 , 74737 , 94810 , 476741 , 295838 , 6568150 , 4377482 , 75975883 , 32869123 , 16829391 , 170450272 , 5258611334 , 5826926062
n×2
25123262
n×3
37684893
n×4
50246524
n×5
62808155
n÷2
6280815.5
n÷3
4187210.3333333
n÷3
3140407.75
n÷5
2512326.2
n2
157794573380161
n3
1.982157204604E+21
n4
2.4899127388227E+28
n5
3.127736504729E+35
2 √n
3544.2391285013
3 √n
232.4602375444
4 √n
59.53351265045
5 √n
26.291127200304
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
-12561630
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 12561631 can be divided by 4 positive divisors.
The sum of these divisors (counting 12561631) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111111010110011011111
3
Ternary
212122012022121
4
Quaternary
233322303133
5
Quinary
11203433011
6
Senary
1125123411
8
Octal
57726337
10
Decimal
12561631
12
Duodecimal
4259567
16
Hexadecimal
bfacdf
20
Vigesimal
3ia41b
36
Base36
7h8m7
md5
3baa0d1c4908509303a262ad223c7d1c
sha1
f7f9c8b5a9076a21cbd16b43d150a5762dfaa647
sha256
0ba6bb26c71432a7bad920b413aa4ca39f1ea97a09c459df0fc1c163c40e4b5e
sha512
74e56955c0cbff70ecab19a0d2e21c8cb384d07013334aeb74ce7f69c920480d6929000dd2255e0d53e97c8418b2849bb8f4ce5dbcab20ab5750bcbec1d528c7
ripemd-160
430f2e80223521e7e823fc6f33dfe630fa7cf69a
Diameter
25123262
Circumference
78927055.333412
Area
4.9572627250745E+14
Volume
8.302840682992E+21
Surface area
1.9829050900298E+15
Circumference
78927055.333412
Perimeter
50246524
Area
157794573380161
Diagonal
17764828.925726
Surface area
946767440280966
Volume
1.982157204604E+21
Space diagonal
21757383.117932
Perimeter
37684893
Area
68327054563274
Altitude
10878691.558966
Surface area
68327054563274
Volume
2.3359946679221E+20
Height
5921609.6419088