42698981 is an odd 8-digits composite number following 42698980
and preceding 42698982 . In scientific notation, it is written as 4.2698981 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 39414432 positive integers (up to 42698981) that are relatively prime to 42698981.
42698981 has 4 divisors, whose sum is 45983532
The reverse of 42698981 is 18989624
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
forty-two million six hundred ninety-eight thousand nine hundred eighty-one
Scientific notation
4.2698981 × 10^7
Engineering notation
4.2698981 × 10^6
Prime Factorization
13 × 3284537
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42698981
Product of the distinct prime numbers
The prime factorization of 42698981 is 13 × 3284537.
Since it has a total of 2 prime factors.
3 , 10 , 29 , 23 , 415 , 305 , 8098 , 3755 , 98981 , 24951 , 309449 , 481657 , 5708618 , 4686075 , 49918593 , 50275258 , 775780438 , 111975684 , 7930989785 , 3530622207
n×2
85397962
n×3
128096943
n×4
170795924
n×5
213494905
n÷2
21349490.5
n÷3
14232993.666667
n÷3
10674745.25
n÷5
8539796.2
n2
1823202978438361
n3
7.7848909335483E+22
n4
3.3240691005865E+30
n5
1.4193436336863E+38
2 √n
6534.4457301289
3 √n
349.5203797905
4 √n
80.835918564268
5 √n
33.580217300231
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
-42698980
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 42698981 can be divided by 4 positive divisors.
The sum of these divisors (counting 42698981) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100010111000100011100101
3
Ternary
2222100022222202
4
Quaternary
2202320203211
5
Quinary
41412331411
6
Senary
4123104245
8
Octal
242704345
10
Decimal
42698981
12
Duodecimal
12372085
16
Hexadecimal
28b88e5
20
Vigesimal
d6h791
36
Base36
pf6qt
md5
823a5924c34a314cb125c76baa40076e
sha1
15b0311a6851d6b093aa892d326c2ddd69079329
sha256
59b5223f4f6a3f7a5288fd68b3621d8c78740771e51d44607b1466af81337c2d
sha512
d80e03c1f0fd74409ef89dc42007c6b6bba1bc8ae2f6f1b942c04f0b9ea02f8794e7ac95db64bc1183718ddf043d912652b4969ed070d0d78895a62597061e1c
ripemd-160
4b334bed16c8466374a366e5e4a6e74538ae613c
Diameter
85397962
Circumference
268285610.05074
Area
5.727761083065E+15
Volume
3.2609274887777E+23
Surface area
2.291104433226E+16
Circumference
268285610.05074
Perimeter
170795924
Area
1823202978438361
Diagonal
60385478.029711
Surface area
10939217870630166
Volume
7.7848909335483E+22
Space diagonal
73956804.523418
Perimeter
128096943
Area
7.8947004779154E+14
Altitude
36978402.261709
Surface area
7.8947004779154E+14
Volume
9.1745819498495E+21
Height
20128492.67657