13256988 is an even 8-digits composite number following 13256987
and preceding 13256989 . In scientific notation, it is written as 1.3256988 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 12 positive divisors.
There are 4418992 positive integers (up to 13256988) that are relatively prime to 13256988.
13256988 has 12 divisors, whose sum is 30933000
The reverse of 13256988 is 88965231
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
thirteen million two hundred fifty-six thousand nine hundred eighty-eight
Scientific notation
1.3256988 × 10^7
Engineering notation
1.3256988 × 10^6
Prime Factorization
2 × 2 × 3 × 1104749
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6628494
Product of the distinct prime numbers
The prime factorization of 13256988 is 2 × 2 × 3 × 1104749.
Since it has a total of 4 prime factors.
6 , 2 , 48 , 29 , 871 , 306 , 2218 , 2774 , 39172 , 82944 , 236564 , 997067 , 9347449 , 2531272 , 35739831 , 86171443 , 629095809 , 221949010 , 9372932744 , 9168642096
n×2
26513976
n×3
39770964
n×4
53027952
n×5
66284940
n÷2
6628494
n÷3
4418996
n÷3
3314247
n÷5
2651397.6
n2
175747730832144
n3
2.329885558669E+21
n4
3.0887264892648E+28
n5
4.0947210003465E+35
2 √n
3641.0146937358
3 √n
236.67276671002
4 √n
60.340821122486
5 √n
26.57596068479
1 , 2 , 3 , 4 , 6 , 12 , 1104749 , 2209498 , 3314247 , 4418996 , 6628494 , 13256988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-13256987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 13256988 can be divided by 12 positive divisors.
The sum of these divisors (counting 13256988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110010100100100100011100
3
Ternary
220221112011120
4
Quaternary
302210210130
5
Quinary
11343210423
6
Senary
1152050540
8
Octal
62444434
10
Decimal
13256988
12
Duodecimal
4533a50
16
Hexadecimal
ca491c
20
Vigesimal
42h298
36
Base36
7w55o
md5
69e3c52212d73da6d69680fcca82b27d
sha1
ea18d0e635fa7da718f075f86a92db0838f53647
sha256
d53e7e842b894797b1327254c81fbf90841348a3c9c3ee04961ae6e742812280
sha512
bcfa6ef5f79082f73b6b8a75831ae9b3e37e3c0b15dcedb8de6102850495b85a0d60362aca2baca67a81ee1ed571852fe53dab648d1861549d341a0bc39e8661
ripemd-160
8c39ea76f377c2dfc097a21bf99167ed56594083
Diameter
26513976
Circumference
83296112.219056
Area
5.5212778006734E+14
Volume
9.7594018064258E+21
Surface area
2.2085111202694E+15
Circumference
83296112.219056
Perimeter
53027952
Area
175747730832144
Diagonal
18748212.225817
Surface area
1054486384992864
Volume
2.329885558669E+21
Space diagonal
22961776.771331
Perimeter
39770964
Area
76100999779053
Altitude
11480888.385665
Surface area
76100999779053
Volume
2.7457964632057E+20
Height
6249404.0752725