231640239 is an odd 9-digits composite number following 231640238
and preceding 231640240 . In scientific notation, it is written as 2.31640239 × 10^8.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 148005792 positive integers (up to 231640239) that are relatively prime to 231640239.
231640239 has 16 divisors, whose sum is 321945728
The reverse of 231640239 is 932046132
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
two hundred thirty-one million six hundred forty thousand two hundred thirty-nine
Scientific notation
2.31640239 × 10^8
Engineering notation
2.31640239 × 10^6
Prime Factorization
3 × 37 × 67 × 31147
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
231640239
Product of the distinct prime numbers
The prime factorization of 231640239 is 3 × 37 × 67 × 31147.
Since it has a total of 4 prime factors.
7 , 8 , 41 , 53 , 762 , 865 , 3071 , 1360 , 49042 , 42179 , 840737 , 412618 , 4618023 , 8793149 , 29635087 , 719695 , 185822726 , 48852619 , 3876586725 , 3638775113
n×2
463280478
n×3
694920717
n×4
926560956
n×5
1158201195
n÷2
115820119.5
n÷3
77213413
n÷3
57910059.75
n÷5
46328047.8
n2
53657200323977121
n3
1.2429166707117E+25
n4
2.8790951466074E+33
n5
6.6691428786388E+41
2 √n
15219.731896456
3 √n
614.14558594365
4 √n
123.36827751272
5 √n
47.093698695729
1 , 3 , 37 , 67 , 111 , 201 , 2479 , 7437 , 31147 , 93441 , 1152439 , 2086849 , 3457317 , 6260547 , 77213413 , 231640239
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-231640238
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 231640239 can be divided by 16 positive divisors.
The sum of these divisors (counting 231640239) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101110011101000110010101111
3
Ternary
121010212112200010
4
Quaternary
31303220302233
5
Quinary
433244441424
6
Senary
34552504303
8
Octal
1563506257
10
Decimal
231640239
12
Duodecimal
656ab093
16
Hexadecimal
dce8caf
20
Vigesimal
3c7f0bj
36
Base36
3twur3
md5
a497c2b2de8942f9ac523743927519d2
sha1
5d9b1eb0c1a55d4e188ce476eccdfc5161298175
sha256
bdb2df7009494a6226d115f316f4363323f3cd3c99c78b6bf34fe70630c9f15f
sha512
b0dd7c95088b7db2067f6ff41a10842bc0c8e5214f2e0e985c26478ec89fadccb67a7725dff8ca2285a484b16a2a3bd7fd9d0b649c32465431e7f1c76df1e5f8
ripemd-160
fb89429e7cc6570b72a4d49844b308a4975eb4e9
Diameter
463280478
Circumference
1455438546.2364
Area
1.6856906635E+17
Volume
5.2063171756429E+25
Surface area
6.7427626540001E+17
Circumference
1455438546.2364
Perimeter
926560956
Area
53657200323977121
Diagonal
327588767.58515
Surface area
321943201943862726
Volume
1.2429166707117E+25
Space diagonal
401212663.0254
Perimeter
694920717
Area
2.3234249288257E+16
Altitude
200606331.5127
Surface area
2.3234249288257E+16
Volume
1.4647913438501E+24
Height
109196255.86172