311930988 is an even 9-digits composite number following 311930987
and preceding 311930989 . In scientific notation, it is written as 3.11930988 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 12 positive divisors.
There are 103976992 positive integers (up to 311930988) that are relatively prime to 311930988.
311930988 has 12 divisors, whose sum is 727839000
The reverse of 311930988 is 889039113
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
three hundred eleven million nine hundred thirty thousand nine hundred eighty-eight
Scientific notation
3.11930988 × 10^8
Engineering notation
3.11930988 × 10^6
Prime Factorization
2 × 2 × 3 × 25994249
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
155965494
Product of the distinct prime numbers
The prime factorization of 311930988 is 2 × 2 × 3 × 25994249.
Since it has a total of 4 prime factors.
1 , 3 , 18 , 67 , 587 , 373 , 9924 , 9993 , 25951 , 17927 , 267272 , 470828 , 6586259 , 8303529 , 77118527 , 42548589 , 339856468 , 508518592 , 817809201 , 3671575477
n×2
623861976
n×3
935792964
n×4
1247723952
n×5
1559654940
n÷2
155965494
n÷3
103976996
n÷3
77982747
n÷5
62386197.6
n2
97300941274656144
n3
3.0351178745133E+25
n4
9.4674731729341E+33
n5
2.9531982606968E+42
2 √n
17661.568107051
3 √n
678.19227758964
4 √n
132.89683256967
5 √n
49.981778339683
1 , 2 , 3 , 4 , 6 , 12 , 25994249 , 51988498 , 77982747 , 103976996 , 155965494 , 311930988
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
-311930987
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 311930988 can be divided by 12 positive divisors.
The sum of these divisors (counting 311930988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10010100101111011000001101100
3
Ternary
210201221201212120
4
Quaternary
102211323001230
5
Quinary
1114323242423
6
Senary
50541432540
8
Octal
2245730154
10
Decimal
311930988
12
Duodecimal
8856b750
16
Hexadecimal
1297b06c
20
Vigesimal
4h9b798
36
Base36
55prho
md5
e9a5a31f9cef596c3b690725ed91bc51
sha1
6ab17d619c3688e2e756a09a1cad966db15afe37
sha256
5251a3a94bbfd760a9d0fb1104c67b98f7a38230bcb64b123028791ce344f775
sha512
ef28bcbca92cb47af07e175fe1c9ce8f9ec6352efa4c7d3ff3cab51407b45b5335c37dfaae2f39aaddb4ecb46dcfde66deae7004355526b253b6a7c308997933
ripemd-160
f2efbe172630b89ce308707b554773f3d70c0b07
Diameter
623861976
Circumference
1959920200.6556
Area
3.0567992229583E+17
Volume
1.2713472023134E+26
Surface area
1.2227196891833E+18
Circumference
1959920200.6556
Perimeter
1247723952
Area
97300941274656144
Diagonal
441137033.75404
Surface area
583805647647936864
Volume
3.0351178745133E+25
Space diagonal
540280319.67116
Perimeter
935792964
Area
4.2132543477995E+16
Altitude
270140159.83558
Surface area
4.2132543477995E+16
Volume
3.5769207179481E+24
Height
147045677.91801