42185931 is an odd 8-digits composite number following 42185930
and preceding 42185932 . In scientific notation, it is written as 4.2185931 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 27525480 positive integers (up to 42185931) that are relatively prime to 42185931.
42185931 has 8 divisors, whose sum is 57444864
The reverse of 42185931 is 13958124
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
forty-two million one hundred eighty-five thousand nine hundred thirty-one
Scientific notation
4.2185931 × 10^7
Engineering notation
4.2185931 × 10^6
Prime Factorization
3 × 47 × 299191
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42185931
Product of the distinct prime numbers
The prime factorization of 42185931 is 3 × 47 × 299191.
Since it has a total of 3 prime factors.
10 , 5 , 51 , 82 , 355 , 667 , 5988 , 8018 , 92179 , 7345 , 317669 , 369651 , 4546861 , 351089 , 38651704 , 67394314 , 446641080 , 34508923 , 376492441 , 752459326
n×2
84371862
n×3
126557793
n×4
168743724
n×5
210929655
n÷2
21092965.5
n÷3
14061977
n÷3
10546482.75
n÷5
8437186.2
n2
1779652774336761
n3
7.5076309142129E+22
n4
3.1671639972045E+30
n5
1.3360976185175E+38
2 √n
6495.069745584
3 √n
348.1148468213
4 √n
80.591995542882
5 √n
33.499129953581
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42185930
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42185931 can be divided by 8 positive divisors.
The sum of these divisors (counting 42185931) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000111011010011001011
3
Ternary
2221101021012220
4
Quaternary
2200323103023
5
Quinary
41244422211
6
Senary
4104105123
8
Octal
240732313
10
Decimal
42185931
12
Duodecimal
121651a3
16
Hexadecimal
283b4cb
20
Vigesimal
d3d4gb
36
Base36
p46vf
md5
54802bbd77dfe8751b287656f92c8218
sha1
b2b4a3cfb184429f87d8a17ba363dbae072f96d8
sha256
cbb0688c3500127334702e6ed0ebb0b01ff56140c127349843e640098c149549
sha512
8e1128e04842464e39d02d40daa75770220a7dbd06c005eb5df56ba2db927feaaa394868d4270547b57f9629b695edc7e6b9d0819ba03001ff8c1e6d5031f467
ripemd-160
5d804759fc3f91b995f22af6b902836e261d373f
Diameter
84371862
Circumference
265062021.82889
Area
5.5909440817971E+15
Volume
3.1447890834607E+23
Surface area
2.2363776327188E+16
Circumference
265062021.82889
Perimeter
168743724
Area
1779652774336761
Diagonal
59659915.761536
Surface area
10677916646020566
Volume
7.5076309142129E+22
Space diagonal
73068175.856595
Perimeter
126557793
Area
7.7061225624554E+14
Altitude
36534087.928297
Surface area
7.7061225624554E+14
Volume
8.8478278834762E+21
Height
19886638.587179