12950905 is an odd 8-digits composite number following 12950904
and preceding 12950906 . In scientific notation, it is written as 1.2950905 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 9302080 positive integers (up to 12950905) that are relatively prime to 12950905.
12950905 has 8 divisors, whose sum is 13349952
The reverse of 12950905 is 50905921
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million nine hundred fifty thousand nine hundred five
Scientific notation
1.2950905 × 10^7
Engineering notation
1.2950905 × 10^6
Prime Factorization
55 × 83 × 2837
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12950905
Product of the distinct prime numbers
The prime factorization of 12950905 is 55 × 83 × 2837.
Since it has a total of 3 prime factors.
9 , 9 , 76 , 3 , 869 , 908 , 8338 , 5113 , 69335 , 59324 , 796677 , 95498 , 2049624 , 2096536 , 53826110 , 13464122 , 442309579 , 161371329 , 3703183612 , 6491726403
n×2
25901810
n×3
38852715
n×4
51803620
n×5
64754525
n÷2
6475452.5
n÷3
4316968.3333333
n÷3
3237726.25
n÷5
2590181
n2
167725940319025
n3
2.1722027191074E+21
n4
2.8131991055901E+28
n5
3.6433474362583E+35
2 √n
3598.7365838583
3 √n
234.83709851101
4 √n
59.989470608252
5 √n
26.452091940835
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
-12950904
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 12950905 can be divided by 8 positive divisors.
The sum of these divisors (counting 12950905) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001011001110101111001
3
Ternary
220100222022011
4
Quaternary
301121311321
5
Quinary
11303412110
6
Senary
1141325521
8
Octal
61316571
10
Decimal
12950905
12
Duodecimal
44068a1
16
Hexadecimal
c59d79
20
Vigesimal
40ih55
36
Base36
7pkzd
md5
0c2fe3fde255da1e7941841663a5d00b
sha1
0e8fc4dd78f74bf6275a0e7bc5d6d79635292856
sha256
814e2e283221b7f35a5f79305e704419502c878842d880de5942af9ac5860f16
sha512
da31abb8cbc89f6c5dcc6312a737406f7d5dae20378c4dfff46cebce2fafa45315a159d7e1730595aa87fa80153389985eed67bdb7cfebe1ef52bf4452c59ab8
ripemd-160
209057fcd1ab0bbb84d03c03889210a83dc2941c
Diameter
25901810
Circumference
81372936.010679
Area
5.2692658192269E+14
Volume
9.0989014726073E+21
Surface area
2.1077063276908E+15
Circumference
81372936.010679
Perimeter
51803620
Area
167725940319025
Diagonal
18315345.496006
Surface area
1006355641914150
Volume
2.1722027191074E+21
Space diagonal
22431625.463998
Perimeter
38852715
Area
72627462594954
Altitude
11215812.731999
Surface area
72627462594954
Volume
2.5599654546545E+20
Height
6105115.1653352