42740981 is an odd 8-digits prime number following 42740980
and preceding 42740982 . In scientific notation, it is written as 4.2740981 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 42740980 positive integers (up to 42740981) that are relatively prime to 42740981.
42740981 has 2 divisors, whose sum is 42740982
The reverse of 42740981 is 18904724
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
forty-two million seven hundred forty thousand nine hundred eighty-one
Scientific notation
4.2740981 × 10^7
Engineering notation
4.2740981 × 10^6
Prime Factorization
42740981
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
42740981
Product of the distinct prime numbers
The prime factorization of 42740981 is 42740981.
Since it has a total of 1 prime factors.
1 , 7 , 61 , 47 , 854 , 308 , 2642 , 4072 , 30894 , 49438 , 509028 , 47443 , 5009847 , 8440402 , 47851312 , 60701269 , 757901800 , 667301283 , 7131842447 , 8835358922
n×2
85481962
n×3
128222943
n×4
170963924
n×5
213704905
n÷2
21370490.5
n÷3
14246993.666667
n÷3
10685245.25
n÷5
8548196.2
n2
1826791456842361
n3
7.8078858947862E+22
n4
3.3371670267922E+30
n5
1.4263379248595E+38
2 √n
6537.6586787626
3 √n
349.63494181714
4 √n
80.855789395458
5 √n
33.586820804616
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
42740982
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
21370491
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
6537.6587552426
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999532065
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42740981 can be divided by 2 positive divisors.
The sum of these divisors (counting 42740981) is 42740982, the average is 21370491.
Base
System
Value
2
Binary
10100011000010110011110101
3
Ternary
2222102110121022
4
Quaternary
2203002303311
5
Quinary
41420202411
6
Senary
4124030525
8
Octal
243026365
10
Decimal
42740981
12
Duodecimal
12392445
16
Hexadecimal
28c2cf5
20
Vigesimal
d72c91
36
Base36
pg35h
md5
f39de4e88ed5091b90661aff75669af4
sha1
4d783bc20a44d9c8d02a3abd6e0f78bc8f1b8c2a
sha256
8be45aba5938eff92b67c89d34c20989ac04f74c64c5ec391e15f1cc9686e6d4
sha512
b7155ffc24bffb1aff66f99d3843031f375b1c39f98ef79d015fe6f50b645e3dbcd28661168c4f7423edb3e04ba1d20a41e27ba3f5a54d210c147e90cf8a3f9c
ripemd-160
3a8578adf4c18802eb82a71a1d27bb34f0188d6d
Diameter
85481962
Circumference
268549503.83364
Area
5.7390346204566E+15
Volume
3.270559595617E+23
Surface area
2.2956138481826E+16
Circumference
268549503.83364
Perimeter
170963924
Area
1826791456842361
Diagonal
60444874.999331
Surface area
10960748741054166
Volume
7.8078858947862E+22
Space diagonal
74029550.657336
Perimeter
128222943
Area
7.9102390452093E+14
Altitude
37014775.328668
Surface area
7.9102390452093E+14
Volume
9.2016817715568E+21
Height
20148291.666444