231514981 is an odd 9-digits composite number following 231514980
and preceding 231514982 . In scientific notation, it is written as 2.31514981 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 219201840 positive integers (up to 231514981) that are relatively prime to 231514981.
231514981 has 8 divisors, whose sum is 243842400
The reverse of 231514981 is 189415132
Previous prime number is 2861
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
two hundred thirty-one million five hundred fourteen thousand nine hundred eighty-one
Scientific notation
2.31514981 × 10^8
Engineering notation
2.31514981 × 10^6
Prime Factorization
19 × 2861 × 4259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
231514981
Product of the distinct prime numbers
The prime factorization of 231514981 is 19 × 2861 × 4259.
Since it has a total of 3 prime factors.
6 , 3 , 82 , 5 , 821 , 844 , 3484 , 4639 , 36640 , 45614 , 437776 , 396959 , 6921369 , 1598559 , 67780866 , 78235341 , 602304909 , 644814263 , 2853757758 , 2018479444
n×2
463029962
n×3
694544943
n×4
926059924
n×5
1157574905
n÷2
115757490.5
n÷3
77171660.333333
n÷3
57878745.25
n÷5
46302996.2
n2
53599186427430361
n3
1.2409014627362E+25
n4
2.8728727856824E+33
n5
6.6511308839269E+41
2 √n
15215.616352945
3 √n
614.03486753224
4 √n
123.35159647505
5 √n
47.088604469561
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-231514980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 231514981 can be divided by 8 positive divisors.
The sum of these divisors (counting 231514981) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110011001010001101100101
3
Ternary
121010122011211221
4
Quaternary
31303022031211
5
Quinary
433231434411
6
Senary
34550100341
8
Octal
1563121545
10
Decimal
231514981
12
Duodecimal
6564a6b1
16
Hexadecimal
dcca365
20
Vigesimal
3c6j791
36
Base36
3tu63p
md5
c6ef4721f4123fa1865accf2eab76f86
sha1
17d94ee1850593b1bcdad8be4cee477709caf827
sha256
c54dba5b871f15af125acc0832d2352630c22fe0fa4138dfe85fd6101e070a02
sha512
1b207ab8497ff3365cc52a3ba703b6a04b08046c330509551e67cb5888328f978c6e72cfcf70e12af6fa59e05e87aa5cc17320240296bdb1413f97ae15e2aa97
ripemd-160
b78cbb6d6956373a8ecd5294d8f694d2913dc943
Diameter
463029962
Circumference
1454651527.0112
Area
1.683868103188E+17
Volume
5.1978758922145E+25
Surface area
6.7354724127522E+17
Circumference
1454651527.0112
Perimeter
926059924
Area
53599186427430361
Diagonal
327411626.02275
Surface area
321595118564582166
Volume
1.2409014627362E+25
Space diagonal
400995709.80534
Perimeter
694544943
Area
2.3209128534166E+16
Altitude
200497854.90267
Surface area
2.3209128534166E+16
Volume
1.4624163984751E+24
Height
109137208.67425