12609945 is an odd 8-digits composite number following 12609944
and preceding 12609946 . In scientific notation, it is written as 1.2609945 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 6725232 positive integers (up to 12609945) that are relatively prime to 12609945.
12609945 has 8 divisors, whose sum is 15692544
The reverse of 12609945 is 54990621
Previous prime number is 27
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twelve million six hundred nine thousand nine hundred forty-five
Scientific notation
1.2609945 × 10^7
Engineering notation
1.2609945 × 10^6
Prime Factorization
5 × 27 × 93407
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12609945
Product of the distinct prime numbers
The prime factorization of 12609945 is 5 × 27 × 93407.
Since it has a total of 3 prime factors.
7 , 4 , 40 , 82 , 647 , 265 , 8988 , 6953 , 6390 , 53660 , 513480 , 603326 , 8873738 , 7615437 , 32381873 , 16969356 , 712378011 , 760699873 , 4103327879 , 4063993654
n×2
25219890
n×3
37829835
n×4
50439780
n×5
63049725
n÷2
6304972.5
n÷3
4203315
n÷3
3152486.25
n÷5
2521989
n2
159010712903025
n3
2.0051163441179E+21
n4
2.5284406817928E+28
n5
3.188349793317E+35
2 √n
3551.0484367296
3 √n
232.75788243274
4 √n
59.590674075141
5 √n
26.311320116598
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12609944
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12609945 can be divided by 8 positive divisors.
The sum of these divisors (counting 12609945) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000000110100110011001
3
Ternary
212201122121000
4
Quaternary
300012212121
5
Quinary
11212004240
6
Senary
1130135213
8
Octal
60064631
10
Decimal
12609945
12
Duodecimal
4281509
16
Hexadecimal
c06999
20
Vigesimal
3ig4h5
36
Base36
7i9w9
md5
0ab1c0076f23ff506a5b599e289e530d
sha1
d8e56e4277b5a5ce52cedddb45a0611ab2db86bc
sha256
9e94d6cccf806f8c07d9bb6257014baf420c45f1f50848be09fcaab1fefb621e
sha512
25030e7f37e8013177c08b318298fc03a46470bb025417be9df43108828f50163cd60762a9cdf2ee4371fa14020223582582ab922c67e86f65b4a69f148a888c
ripemd-160
5d578a382d063472d4b7ed7ae3e87b7e33e909a6
Diameter
25219890
Circumference
79230621.148343
Area
4.9954688749822E+14
Volume
8.3990117016983E+21
Surface area
1.9981875499929E+15
Circumference
79230621.148343
Perimeter
50439780
Area
159010712903025
Diagonal
17833155.239779
Surface area
954064277418150
Volume
2.0051163441179E+21
Space diagonal
21841065.420649
Perimeter
37829835
Area
68853658423947
Altitude
10920532.710325
Surface area
68853658423947
Volume
2.363052273323E+20
Height
5944385.0799263