42689986 is an even 8-digits composite number following 42689985
and preceding 42689987 . In scientific notation, it is written as 4.2689986 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 21323028 positive integers (up to 42689986) that are relatively prime to 42689986.
42689986 has 8 divisors, whose sum is 64100880
The reverse of 42689986 is 68998624
Previous prime number is 1019
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
forty-two million six hundred eighty-nine thousand nine hundred eighty-six
Scientific notation
4.2689986 × 10^7
Engineering notation
4.2689986 × 10^6
Prime Factorization
2 × 1019 × 20947
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42689986
Product of the distinct prime numbers
The prime factorization of 42689986 is 2 × 1019 × 20947.
Since it has a total of 3 prime factors.
4 , 8 , 38 , 100 , 857 , 285 , 5354 , 9916 , 92073 , 77153 , 194671 , 334976 , 2406456 , 2908323 , 29095634 , 1869102 , 114537110 , 136034242 , 7677092200 , 5098513504
n×2
85379972
n×3
128069958
n×4
170759944
n×5
213449930
n÷2
21344993
n÷3
14229995.333333
n÷3
10672496.5
n÷5
8537997.2
n2
1822434904680196
n3
7.7799720566709E+22
n4
3.3212689817967E+30
n5
1.4178492633514E+38
2 √n
6533.7574182089
3 √n
349.49583465666
4 √n
80.831660988804
5 √n
33.578802374146
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
-42689985
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 42689986 can be divided by 8 positive divisors.
The sum of these divisors (counting 42689986) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100010110110010111000010
3
Ternary
2222022212122121
4
Quaternary
2202312113002
5
Quinary
41412034421
6
Senary
4122554454
8
Octal
242662702
10
Decimal
42689986
12
Duodecimal
12368a2a
16
Hexadecimal
28b65c2
20
Vigesimal
d6g4j6
36
Base36
pezsy
md5
0904faad4d1d1122999e703c2d4b5216
sha1
b1c7b66e74c0f2e5865ed4b83110d4fc786686f6
sha256
a48ac636b8e12e12f448f09a3e7e78cdcff33cfdea5978cbb8c3116c56937a6e
sha512
6b1b2ae1e545e35f825ca96fbad645c1590024979c7fb1b95a42454315622da8aadb98ed0369b7bb7b9258a51eae8cb8a91bb8732ffa1f7b138070439986bcb3
ripemd-160
8efd5dedf5ea72ec60cc535516118420ef4b5658
Diameter
85379972
Circumference
268229092.7989
Area
5.7253481081889E+15
Volume
3.2588670744495E+23
Surface area
2.2901392432756E+16
Circumference
268229092.7989
Perimeter
170759944
Area
1822434904680196
Diagonal
60372757.178718
Surface area
10934609428081176
Volume
7.7799720566709E+22
Space diagonal
73941224.726404
Perimeter
128069958
Area
7.8913746209826E+14
Altitude
36970612.363202
Surface area
7.8913746209826E+14
Volume
9.1687849978564E+21
Height
20124252.392906