42685785 is an odd 8-digits composite number following 42685784
and preceding 42685786 . In scientific notation, it is written as 4.2685785 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 22765536 positive integers (up to 42685785) that are relatively prime to 42685785.
42685785 has 8 divisors, whose sum is 51855816
The reverse of 42685785 is 58758624
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
forty-two million six hundred eighty-five thousand seven hundred eighty-five
Scientific notation
4.2685785 × 10^7
Engineering notation
4.2685785 × 10^6
Prime Factorization
81 × 5 × 105397
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42685785
Product of the distinct prime numbers
The prime factorization of 42685785 is 81 × 5 × 105397.
Since it has a total of 3 prime factors.
10 , 1 , 100 , 9 , 52 , 290 , 9981 , 1676 , 92302 , 60109 , 60040 , 56713 , 7822677 , 7571931 , 87058642 , 44517404 , 544738920 , 904890332 , 3568523340 , 8724384034
n×2
85371570
n×3
128057355
n×4
170743140
n×5
213428925
n÷2
21342892.5
n÷3
14228595
n÷3
10671446.25
n÷5
8537157
n2
1822076241066225
n3
7.7776754679761E+22
n4
3.319961828258E+30
n5
1.4171517680923E+38
2 √n
6533.4359260652
3 √n
349.48436998385
4 √n
80.829672312
5 √n
33.578141469259
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
-42685784
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 42685785 can be divided by 8 positive divisors.
The sum of these divisors (counting 42685785) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100010110101010101011001
3
Ternary
2222022122220000
4
Quaternary
2202311111121
5
Quinary
41411421120
6
Senary
4122523213
8
Octal
242652531
10
Decimal
42685785
12
Duodecimal
12366509
16
Hexadecimal
28b5559
20
Vigesimal
d6fe95
36
Base36
pewk9
md5
62cfeb092e4f1a95e2cd8143377d0673
sha1
ce0d159979ad8d559da7f7d086e3cda3099c8469
sha256
84d75af24c77b8706fa761c6038a5425c4e15d6ad3bdc6369ae1510895f1fd04
sha512
7435bbaec64910e7abf02686d139ae17e14da0f21e6bb9d18780571536d12428624059ff56f3991cec17fbc9d128d9268f7d2db723387a0ba37f9e2dbfc9fe6c
ripemd-160
9bc14f04d2ed161ae3ac3c80efc0260109bcc1f0
Diameter
85371570
Circumference
268202697.13743
Area
5.7242213332142E+15
Volume
3.2579050816266E+23
Surface area
2.2896885332857E+16
Circumference
268202697.13743
Perimeter
170743140
Area
1822076241066225
Diagonal
60366816.067542
Surface area
10932457446397350
Volume
7.7776754679761E+22
Space diagonal
73933948.380961
Perimeter
128057355
Area
7.889821561977E+14
Altitude
36966974.190481
Surface area
7.889821561977E+14
Volume
9.1660784421236E+21
Height
20122272.022514