311918393 is an odd 9-digits prime number following 311918392
and preceding 311918394 . In scientific notation, it is written as 3.11918393 × 10^8.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 311918392 positive integers (up to 311918393) that are relatively prime to 311918393.
311918393 has 2 divisors, whose sum is 311918394
The reverse of 311918393 is 393819113
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 38 Digital Root 2
Name
three hundred eleven million nine hundred eighteen thousand three hundred ninety-three
Scientific notation
3.11918393 × 10^8
Engineering notation
3.11918393 × 10^6
Prime Factorization
311918393
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
311918393 Product of the distinct prime numbers
The prime factorization of 311918393 is 311918393.
Since it has a total of 1 prime factors.
2 , 2 , 84 , 59 , 452 , 990 , 1664 , 7571 , 12876 , 7126 , 733743 , 924608 , 1185052 , 2087819 , 85082830 , 73262804 , 714915596 , 401417766 , 5040108217 , 4353912767
n×2
623836786
n×3
935755179
n×4
1247673572
n×5
1559591965
n÷2
155959196.5
n÷3
103972797.66667
n÷3
77979598.25
n÷5
62383678.6
n2
97293083891702449
n3
3.0347502377514E+25
n4
9.4659441731579E+33
n5
2.9526020947191E+42
2 √n17661.211538284
3 √n678.18314955915
4 √n132.8954910382
5 √n49.981374705104
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
311918394 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
155959197 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
17661.211566594 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999935881 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 311918393 can be divided by 2 positive divisors.
The sum of these divisors (counting 311918393) is 311918394, the average is 155959197.
Base
System
Value
2
Binary
10010100101110111111100111001
3
Ternary
210201221002121002
4
Quaternary
102211313330321
5
Quinary
1114322342033
6
Senary
50541254345
8
Octal
2245677471
10
Decimal
311918393
12
Duodecimal
885643b5
16
Hexadecimal
12977f39
20
Vigesimal
4h99fjd
36
Base36
55phrt
md5
380f4b7edf20b549e71f0483969303e2
sha1
8ec58f8a3686c9867ade52724034db0155a1f0a3
sha256
ed02cf31b22e5b68d9d2de3134b5d8e30659782116f8628bc6a072c4aed7e44e
sha512
3344e7b750d2bf697e0ceabd258ae310794c6bd1188c1c00695a8a5bf2e54cfa1216eaa756909d1e2361c69e77f6a248eadbffde3b7fbf91472914ce54c7e5a3
ripemd-160
48cf56330a559ac30e37198d90bfe364283c24db
Diameter
623836786
Circumference
1959841063.9367
Area
3.0565523759927E+17
Volume
1.2711932069866E+26
Surface area
1.2226209503971E+18
Circumference
1959841063.9367
Perimeter
1247673572
Area
97293083891702449
Diagonal
441119221.73422
Surface area
583758503350214694
Volume
3.0347502377514E+25
Space diagonal
540258504.49124
Perimeter
935755179
Area
4.2129141131372E+16
Altitude
270129252.24562
Surface area
4.2129141131372E+16
Volume
3.5764874538692E+24
Height
147039740.57807