231640889 is an odd 9-digits composite number following 231640888
and preceding 231640890 . In scientific notation, it is written as 2.31640889 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 221569524 positive integers (up to 231640889) that are relatively prime to 231640889.
231640889 has 4 divisors, whose sum is 241712256
The reverse of 231640889 is 988046132
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
two hundred thirty-one million six hundred forty thousand eight hundred eighty-nine
Scientific notation
2.31640889 × 10^8
Engineering notation
2.31640889 × 10^6
Prime Factorization
23 × 10071343
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
231640889
Product of the distinct prime numbers
The prime factorization of 231640889 is 23 × 10071343.
Since it has a total of 2 prime factors.
7 , 7 , 33 , 29 , 478 , 354 , 5153 , 6699 , 97743 , 54427 , 321039 , 235105 , 3721230 , 7450697 , 9683922 , 53916413 , 136254589 , 214559905 , 8187020942 , 744115156
n×2
463281778
n×3
694922667
n×4
926563556
n×5
1158204445
n÷2
115820444.5
n÷3
77213629.666667
n÷3
57910222.25
n÷5
46328177.8
n2
53657501456710321
n3
1.2429271338951E+25
n4
2.8791274625769E+33
n5
6.6692364497562E+41
2 √n
15219.753250299
3 √n
614.1461603894
4 √n
123.36836405781
5 √n
47.093725125394
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
-231640888
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 231640889 can be divided by 4 positive divisors.
The sum of these divisors (counting 231640889) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110011101000111100111001
3
Ternary
121010212120120012
4
Quaternary
31303220330321
5
Quinary
433300002024
6
Senary
34552511305
8
Octal
1563507471
10
Decimal
231640889
12
Duodecimal
656ab535
16
Hexadecimal
dce8f39
20
Vigesimal
3c7f249
36
Base36
3twv95
md5
4d56671ee7a8762ba9172c5b9abdb040
sha1
dcfcad9995c68a5f23def751c6400d91a886fd12
sha256
2126b3d0f77f6b225bd8b3d84092e4ebcc12a65058f56903f699debaaa47ad82
sha512
bf7b652556d478764f7cf69d0064d591f284c2dbaec85456a521696f9966a4ffd716b2217075980d63fd8b0ee07ddee731f3de11825764a619f8a08887bfb78a
ripemd-160
5b96cdfe02da5903f0f235dab901018bab84b569
Diameter
463281778
Circumference
1455442630.3068
Area
1.6857001238638E+17
Volume
5.2063610037231E+25
Surface area
6.7428004954554E+17
Circumference
1455442630.3068
Perimeter
926563556
Area
53657501456710321
Diagonal
327589686.82396
Surface area
321945008740261926
Volume
1.2429271338951E+25
Space diagonal
401213788.85842
Perimeter
694922667
Area
2.3234379682556E+16
Altitude
200606894.42921
Surface area
2.3234379682556E+16
Volume
1.46480367483E+24
Height
109196562.27465