261640672 is an even 9-digits composite number following 261640671
and preceding 261640673 . In scientific notation, it is written as 2.61640672 × 10^8.
The sum of its digits is 34. It has a total of 7 prime factors and 24 positive divisors.
There are 130657152 positive integers (up to 261640672) that are relatively prime to 261640672.
261640672 has 24 divisors, whose sum is 515747736
The reverse of 261640672 is 276046162
Previous prime number is 9323
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
two hundred sixty-one million six hundred forty thousand six hundred seventy-two
Scientific notation
2.61640672 × 10^8
Engineering notation
2.61640672 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 9323 × 877
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
16352542
Product of the distinct prime numbers
The prime factorization of 261640672 is 2 × 2 × 2 × 2 × 2 × 9323 × 877.
Since it has a total of 7 prime factors.
3 , 6 , 100 , 3 , 108 , 533 , 6840 , 5006 , 72653 , 88907 , 969744 , 618064 , 3959080 , 5662527 , 16217526 , 68287732 , 43998201 , 779624788 , 3129508826 , 8382080695
n×2
523281344
n×3
784922016
n×4
1046562688
n×5
1308203360
n÷2
130820336
n÷3
87213557.333333
n÷3
65410168
n÷5
52328134.4
n2
68455841244611584
n3
1.7910832305565E+25
n4
4.6862022005075E+33
n5
1.2261010928687E+42
2 √n
16175.310568889
3 √n
639.590128189
4 √n
127.1821943862
5 √n
48.254859024894
1 , 2 , 4 , 8 , 16 , 32 , 877 , 1754 , 3508 , 7016 , 9323 , 14032 , 18646 , 28064 , 37292 , 74584 , 149168 , 298336 , 8176271 , 16352542 , 32705084 , 65410168 , 130820336 , 261640672
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-261640671
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 261640672 can be divided by 24 positive divisors.
The sum of these divisors (counting 261640672) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1111100110000101000111100000
3
Ternary
200020022201112021
4
Quaternary
33212011013200
5
Quinary
1013440000142
6
Senary
41543511224
8
Octal
1746050740
10
Decimal
261640672
12
Duodecimal
73758514
16
Hexadecimal
f9851e0
20
Vigesimal
41f51dc
36
Base36
4brv8g
md5
aa02e331426806098fdba65c13d08894
sha1
76de65c198b14537f102e09f26f0787b961a23f3
sha256
c85a9cc6c37acb587921dd8c4e04a55cd304ad861ba85c8a574f96cf06eacbb9
sha512
043532dbb8665be39a1658138e9a359790df9050ae446ce781db74ae8921225d952bdaeaf21eebe2c31900b9ba991df0b1d0bc1f718aef4bc7a2547fd69b9135
ripemd-160
7feacba6d13b19bf3daf455c7a81b2c2a64e06f8
Diameter
523281344
Circumference
1643936826.071
Area
2.1506036794938E+17
Volume
7.5024718921124E+25
Surface area
8.6024147179752E+17
Circumference
1643936826.071
Perimeter
1046562688
Area
68455841244611584
Diagonal
370015786.81081
Surface area
410735047467669504
Volume
1.7910832305565E+25
Space diagonal
453174937.23046
Perimeter
784922016
Area
2.9642248777634E+16
Altitude
226587468.61523
Surface area
2.9642248777634E+16
Volume
2.1108118299934E+24
Height
123338595.6036