42781794 is an even 8-digits composite number following 42781793
and preceding 42781795 . In scientific notation, it is written as 4.2781794 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 12400080 positive integers (up to 42781794) that are relatively prime to 42781794.
42781794 has 16 divisors, whose sum is 71023680
The reverse of 42781794 is 49718724
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
forty-two million seven hundred eighty-one thousand seven hundred ninety-four
Scientific notation
4.2781794 × 10^7
Engineering notation
4.2781794 × 10^6
Prime Factorization
2 × 69 × 11 × 28183
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42781794
Product of the distinct prime numbers
The prime factorization of 42781794 is 2 × 69 × 11 × 28183.
Since it has a total of 4 prime factors.
7 , 9 , 48 , 34 , 74 , 580 , 8113 , 7353 , 65211 , 44335 , 166602 , 650455 , 6257433 , 4764712 , 75612946 , 79832560 , 738060511 , 421252069 , 205939843 , 6938311832
n×2
85563588
n×3
128345382
n×4
171127176
n×5
213908970
n÷2
21390897
n÷3
14260598
n÷3
10695448.5
n÷5
8556358.8
n2
1830281897858436
n3
7.8302743116109E+22
n4
3.3499318256283E+30
n5
1.4331609327807E+38
2 √n
6540.7793113665
3 √n
349.74619422615
4 √n
80.875084614277
5 √n
33.593232710039
1 , 2 , 11 , 22 , 69 , 138 , 759 , 1518 , 28183 , 56366 , 310013 , 620026 , 1944627 , 3889254 , 21390897 , 42781794
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
-42781793
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 42781794 can be divided by 16 positive divisors.
The sum of these divisors (counting 42781794) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100011001100110001100010
3
Ternary
2222111112120220
4
Quaternary
2203030301202
5
Quinary
41423004134
6
Senary
4124543510
8
Octal
243146142
10
Decimal
42781794
12
Duodecimal
123b1b96
16
Hexadecimal
28ccc62
20
Vigesimal
d77e9e
36
Base36
pgyn6
md5
e83700a0b37aac5185b7a72dc41ca360
sha1
0873f4351bc4d88d77e54e74f28dfc78cd7fe735
sha256
049d2582d1cf1b7fab2fa97d7845ba8e0a035f1c70bb8897ab1669190d027c48
sha512
5795345ce5073bbeba64c016a459b61bcac1070a50797ca253b90971dbe7cde41de5356be1f4923d30fd658a56d3e8c2f3b2433ce5038ef4c5e9dae724086f80
ripemd-160
6c744ae3b69c5eec1ab0fbd925a95eb7aa81b104
Diameter
85563588
Circumference
268805939.47558
Area
5.7500001643104E+15
Volume
3.2799376337266E+23
Surface area
2.3000000657242E+16
Circumference
268805939.47558
Perimeter
171127176
Area
1830281897858436
Diagonal
60502593.297452
Surface area
10981691387150616
Volume
7.8302743116109E+22
Space diagonal
74100240.846945
Perimeter
128345382
Area
7.925353098161E+14
Altitude
37050120.423473
Surface area
7.925353098161E+14
Volume
9.2280667738181E+21
Height
20167531.099151