42640691 is an odd 8-digits composite number following 42640690
and preceding 42640692 . In scientific notation, it is written as 4.2640691 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 42249384 positive integers (up to 42640691) that are relatively prime to 42640691.
42640691 has 4 divisors, whose sum is 43032000
The reverse of 42640691 is 19604624
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
forty-two million six hundred forty thousand six hundred ninety-one
Scientific notation
4.2640691 × 10^7
Engineering notation
4.2640691 × 10^6
Prime Factorization
109 × 391199
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42640691
Product of the distinct prime numbers
The prime factorization of 42640691 is 109 × 391199.
Since it has a total of 2 prime factors.
2 , 5 , 39 , 100 , 394 , 572 , 4688 , 6153 , 15382 , 38757 , 36678 , 259167 , 7525642 , 5088869 , 78011125 , 23720916 , 459185467 , 636817711 , 5243675516 , 5256246475
n×2
85281382
n×3
127922073
n×4
170562764
n×5
213203455
n÷2
21320345.5
n÷3
14213563.666667
n÷3
10660172.75
n÷5
8528138.2
n2
1818228528957481
n3
7.753052087066E+22
n4
3.3059549835149E+30
n5
1.4096820491197E+38
2 √n
6529.9839969176
3 √n
349.36125951489
4 √n
80.808316384625
5 √n
33.571043963817
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
-42640690
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 42640691 can be divided by 4 positive divisors.
The sum of these divisors (counting 42640691) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100010101010010100110011
3
Ternary
2222020101000212
4
Quaternary
2202222110303
5
Quinary
41404000231
6
Senary
4121534335
8
Octal
242522463
10
Decimal
42640691
12
Duodecimal
123443ab
16
Hexadecimal
28aa533
20
Vigesimal
d6a1eb
36
Base36
pdxrn
md5
6a3201b030db8c1d8b0b36cda22a46f8
sha1
a8080814ce6b5593f8d613b93746331509aca32c
sha256
7554b5555337da90e6c4c66337b9480baaf6dd8ec73b5786d31ad51d548d18a4
sha512
d99e06c3afaea08019ce23a8590cc4b5c660c52d1eef528d2e5858a869da12c4ebcdd59c7366c9234bd0ff6910a962772b96aaf60b994a5faac68f98070439ad
ripemd-160
a4597abec05bb8c867df8a03eb3bf707b1035cc8
Diameter
85281382
Circumference
267919363.17918
Area
5.7121333891202E+15
Volume
3.2475908639501E+23
Surface area
2.2848533556481E+16
Circumference
267919363.17918
Perimeter
170562764
Area
1818228528957481
Diagonal
60303043.52116
Surface area
10909371173744886
Volume
7.753052087066E+22
Space diagonal
73855843.281845
Perimeter
127922073
Area
7.8731604798139E+14
Altitude
36927921.640922
Surface area
7.8731604798139E+14
Volume
9.1370595094282E+21
Height
20101014.507053