31793989 is an odd 8-digits composite number following 31793988
and preceding 31793990 . In scientific notation, it is written as 3.1793989 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 30934656 positive integers (up to 31793989) that are relatively prime to 31793989.
31793989 has 4 divisors, whose sum is 32653324
The reverse of 31793989 is 98939713
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
thirty-one million seven hundred ninety-three thousand nine hundred eighty-nine
Scientific notation
3.1793989 × 10^7
Engineering notation
3.1793989 × 10^6
Prime Factorization
37 × 859297
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31793989
Product of the distinct prime numbers
The prime factorization of 31793989 is 37 × 859297.
Since it has a total of 2 prime factors.
1 , 4 , 92 , 66 , 746 , 916 , 8554 , 4191 , 3421 , 28368 , 686098 , 127735 , 8866666 , 5022331 , 78518612 , 25095942 , 683985186 , 788465797 , 3281313605 , 8315171460
n×2
63587978
n×3
95381967
n×4
127175956
n×5
158969945
n÷2
15896994.5
n÷3
10597996.333333
n÷3
7948497.25
n÷5
6358797.8
n2
1010857736532121
n3
3.2139199755867E+22
n4
1.0218333635068E+30
n5
3.248815871917E+37
2 √n
5638.615876259
3 √n
316.79744712024
4 √n
75.090717643787
5 √n
31.656945162934
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31793988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31793989 can be divided by 4 positive divisors.
The sum of these divisors (counting 31793989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1111001010010001101000101
3
Ternary
2012211022011011
4
Quaternary
1321102031011
5
Quinary
31114401424
6
Senary
3053242221
8
Octal
171221505
10
Decimal
31793989
12
Duodecimal
a793371
16
Hexadecimal
1e52345
20
Vigesimal
9ie4j9
36
Base36
ixged
md5
a63eb6171c0f7f295058e3ac389e3eb8
sha1
fe52e28706ca15c48cbf1b087e9e46f6a26f3efb
sha256
0a83950e2ac411a5afe350febad1933befa7ac174b4ee0a03c11b492736ff04f
sha512
63e2a08d805187f83581c93ddb05d1e2699c9c6fe04395b7560433af587bf7631e63ed4313a3fc0e0a01890af9c0903dd6c3d62272401f1dd5b70f3de0e33243
ripemd-160
78779283566fe5d842f74246d69a1292ae9e95fe
Diameter
63587978
Circumference
199767524.54143
Area
3.1757032389137E+15
Volume
1.3462436512705E+23
Surface area
1.2702812955655E+16
Circumference
199767524.54143
Perimeter
127175956
Area
1010857736532121
Diagonal
44963490.445741
Surface area
6065146419192726
Volume
3.2139199755867E+22
Space diagonal
55068804.323286
Perimeter
95381967
Area
4.3771423972443E+14
Altitude
27534402.161643
Surface area
4.3771423972443E+14
Volume
3.7876410148804E+21
Height
14987830.14858