12890775 is an odd 8-digits composite number following 12890774
and preceding 12890776 . In scientific notation, it is written as 1.2890775 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 6875040 positive integers (up to 12890775) that are relatively prime to 12890775.
12890775 has 8 divisors, whose sum is 17875312
The reverse of 12890775 is 57709821
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twelve million eight hundred ninety thousand seven hundred seventy-five
Scientific notation
1.2890775 × 10^7
Engineering notation
1.2890775 × 10^6
Prime Factorization
3 × 25 × 171877
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12890775
Product of the distinct prime numbers
The prime factorization of 12890775 is 3 × 25 × 171877.
Since it has a total of 3 prime factors.
5 , 2 , 31 , 33 , 234 , 451 , 511 , 6021 , 45085 , 93105 , 59487 , 532978 , 6447592 , 5254752 , 7018698 , 27302550 , 219935993 , 739673912 , 4807231341 , 5779211611
n×2
25781550
n×3
38672325
n×4
51563100
n×5
64453875
n÷2
6445387.5
n÷3
4296925
n÷3
3222693.75
n÷5
2578155
n2
166172080100625
n3
2.1420868958591E+21
n4
2.7613160204969E+28
n5
3.559550352412E+35
2 √n
3590.3725433442
3 √n
234.47309138519
4 √n
59.919717483848
5 √n
26.427483212897
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
-12890774
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 12890775 can be divided by 8 positive divisors.
The sum of these divisors (counting 12890775) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001001011001010010111
3
Ternary
220020220211010
4
Quaternary
301023022113
5
Quinary
11300001100
6
Senary
1140143303
8
Octal
61131227
10
Decimal
12890775
12
Duodecimal
4397b33
16
Hexadecimal
c4b297
20
Vigesimal
40b6if
36
Base36
7oal3
md5
6978387844b0c6dd818e72afd1399972
sha1
577dea0de136b5ce5727fe58100309c01f88bf85
sha256
f7d9eeef285b0bf84eb2f0ae1204fe344e83d02ecc16bc12fc0b5332790d548d
sha512
62c805337078256bcb353cb90a2b6a76bca4aad7c25e38d4b5dbab969078ddce6b5affdd944159ee76c78da77c6364e4230ccf504e3a92171d3e05543689f767
ripemd-160
ea787d2e4520cb375f7f5e70ef174ebbf0f2fbc3
Diameter
25781550
Circumference
80995128.078158
Area
5.2204498607586E+14
Volume
8.972752607176E+21
Surface area
2.0881799443034E+15
Circumference
80995128.078158
Perimeter
51563100
Area
166172080100625
Diagonal
18230308.8345
Surface area
997032480603750
Volume
2.1420868958591E+21
Space diagonal
22327477.248939
Perimeter
38672325
Area
71954621383422
Altitude
11163738.624469
Surface area
71954621383422
Volume
2.5244736165881E+20
Height
6076769.6115