331387881 is an odd 9-digits composite number following 331387880
and preceding 331387882 . In scientific notation, it is written as 3.31387881 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 198962000 positive integers (up to 331387881) that are relatively prime to 331387881.
331387881 has 16 divisors, whose sum is 486528768
The reverse of 331387881 is 188783133
Previous prime number is 107
Is Prime? no Number parity odd Number length 9 Sum of Digits 42 Digital Root 6
Name
three hundred thirty-one million three hundred eighty-seven thousand eight hundred eighty-one
Scientific notation
3.31387881 × 10^8
Engineering notation
3.31387881 × 10^6
Prime Factorization
3 × 11 × 107 × 93851
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
331387881 Product of the distinct prime numbers
The prime factorization of 331387881 is 3 × 11 × 107 × 93851.
Since it has a total of 4 prime factors.
4 , 10 , 65 , 57 , 228 , 387 , 9500 , 5786 , 87482 , 50839 , 42418 , 768233 , 3442431 , 692016 , 28244745 , 77907779 , 315199322 , 948399920 , 3163497882 , 3635857017
n×2
662775762
n×3
994163643
n×4
1325551524
n×5
1656939405
n÷2
165693940.5
n÷3
110462627
n÷3
82846970.25
n÷5
66277576.2
n2
109817927673670161
n3
3.6392330347589E+25
n4
1.2059977238539E+34
n5
3.9965303019878E+42
2 √n18204.062211496
3 √n692.00974027632
4 √n134.9224303498
5 √n50.590308110916
1 , 3 , 11 , 33 , 107 , 321 , 1177 , 3531 , 93851 , 281553 , 1032361 , 3097083 , 10042057 , 30126171 , 110462627 , 331387881
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-331387880 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 331387881 can be divided by 16 positive divisors.
The sum of these divisors (counting 331387881) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10011110000001001001111101001
3
Ternary
212002120020201020
4
Quaternary
103300021033221
5
Quinary
1134313403011
6
Senary
52514443053
8
Octal
2360111751
10
Decimal
331387881
12
Duodecimal
92b93489
16
Hexadecimal
13c093e9
20
Vigesimal
53b39e1
36
Base36
5hasix
md5
fd0e873b71d60f0ba4cb047d1ad8389b
sha1
30e9bdffd73b33cb413056932d5e17ffc3b217f5
sha256
10da7e28da01ba2c43e369d63a4cc86336dd3bef35f6e676010ddcd4224ef2dc
sha512
669d1d074c8c3efb1c11e4501ff172f950d67f85560dbb6a95a126c44f028257d00a9287dc1026889e95ae07f5e92b3df080564d2b3803fd6a9761d6e10c02d2
ripemd-160
08c1d3daf04c5344270e38dbe859c570a3a7e26f
Diameter
662775762
Circumference
2082171464.8766
Area
3.4500319481206E+17
Volume
1.5243983688933E+26
Surface area
1.3800127792482E+18
Circumference
2082171464.8766
Perimeter
1325551524
Area
109817927673670161
Diagonal
468653235.71628
Surface area
658907566042020966
Volume
3.6392330347589E+25
Space diagonal
573980646.90459
Perimeter
994163643
Area
4.755255757818E+16
Altitude
286990323.45229
Surface area
4.755255757818E+16
Volume
4.2888772619935E+24
Height
156217745.23876