42391685 is an odd 8-digits composite number following 42391684
and preceding 42391686 . In scientific notation, it is written as 4.2391685 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 29068560 positive integers (up to 42391685) that are relatively prime to 42391685.
42391685 has 4 divisors, whose sum is 43602912
The reverse of 42391685 is 58619324
Previous prime number is 35
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
forty-two million three hundred ninety-one thousand six hundred eighty-five
Scientific notation
4.2391685 × 10^7
Engineering notation
4.2391685 × 10^6
Prime Factorization
35 × 1211191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42391685
Product of the distinct prime numbers
The prime factorization of 42391685 is 35 × 1211191.
Since it has a total of 2 prime factors.
4 , 9 , 72 , 5 , 777 , 858 , 3110 , 6728 , 71815 , 37148 , 750606 , 991688 , 6343870 , 7778100 , 96977498 , 77774325 , 719837233 , 688670503 , 5101701148 , 4523588444
n×2
84783370
n×3
127175055
n×4
169566740
n×5
211958425
n÷2
21195842.5
n÷3
14130561.666667
n÷3
10597921.25
n÷5
8478337
n2
1797054957139225
n3
7.6180187670735E+22
n4
3.2294065189787E+30
n5
1.3689998388949E+38
2 √n
6510.8897241468
3 √n
348.67988424404
4 √n
80.690084422727
5 √n
33.531743538868
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
-42391684
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 42391685 can be divided by 4 positive divisors.
The sum of these divisors (counting 42391685) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100001101101100010000101
3
Ternary
2221202201110102
4
Quaternary
2201231202011
5
Quinary
41323013220
6
Senary
4112333445
8
Octal
241554205
10
Decimal
42391685
12
Duodecimal
12244285
16
Hexadecimal
286d885
20
Vigesimal
d4ij45
36
Base36
p8lmt
md5
83b244694360c56a68eafa93bd048322
sha1
11eed71cd3e5a880db648b1a7fc8d813cae67249
sha256
08069e25d3cd5a18edb3b333b35178e27d239761eea735017369c22a9de8d22c
sha512
593d09b25848b3f0dc4965df838ba8451a1b270438dcb44cac594e88bfba917f500546064c0eb04465f7958d973e2d44b554792248a56d76b4bbc289c99edf40
ripemd-160
451c412923a6cd1cee1d48c159889b84b82b3377
Diameter
84783370
Circumference
266354812.33859
Area
5.6456146514457E+15
Volume
3.1910282391396E+23
Surface area
2.2582458605783E+16
Circumference
266354812.33859
Perimeter
169566740
Area
1797054957139225
Diagonal
59950895.858848
Surface area
10782329742835350
Volume
7.6180187670735E+22
Space diagonal
73424552.238455
Perimeter
127175055
Area
7.7814762243966E+14
Altitude
36712276.119228
Surface area
7.7814762243966E+14
Volume
8.9779212156734E+21
Height
19983631.952949