42421787 is an odd 8-digits composite number following 42421786
and preceding 42421788 . In scientific notation, it is written as 4.2421787 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 41788560 positive integers (up to 42421787) that are relatively prime to 42421787.
42421787 has 4 divisors, whose sum is 43055016
The reverse of 42421787 is 78712424
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
forty-two million four hundred twenty-one thousand seven hundred eighty-seven
Scientific notation
4.2421787 × 10^7
Engineering notation
4.2421787 × 10^6
Prime Factorization
67 × 633161
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42421787
Product of the distinct prime numbers
The prime factorization of 42421787 is 67 × 633161.
Since it has a total of 2 prime factors.
3 , 4 , 63 , 93 , 118 , 323 , 3498 , 5933 , 42688 , 81911 , 475105 , 838905 , 1144404 , 7288062 , 87624643 , 72812759 , 504816214 , 285945035 , 8513372961 , 6382512452
n×2
84843574
n×3
127265361
n×4
169687148
n×5
212108935
n÷2
21210893.5
n÷3
14140595.666667
n÷3
10605446.75
n÷5
8484357.4
n2
1799608012273369
n3
7.6342587780154E+22
n4
3.2385889978385E+30
n5
1.3738673264685E+38
2 √n
6513.2009795491
3 √n
348.76239632542
4 √n
80.704404957531
5 √n
33.536504311963
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
-42421786
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 42421787 can be divided by 4 positive divisors.
The sum of these divisors (counting 42421787) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100001110100111000011011
3
Ternary
2221211020202022
4
Quaternary
2201310320123
5
Quinary
41324444122
6
Senary
4113125055
8
Octal
241647033
10
Decimal
42421787
12
Duodecimal
1225978b
16
Hexadecimal
2874e1b
20
Vigesimal
d52e97
36
Base36
p98uz
md5
e2cdef0b86e186ddf735a556b56ab44a
sha1
d9b96604b7c4045bd92c0234dc4605a7feed2e0e
sha256
81a8a88ba7e1461311089b3c137def70ae5631027a006cdffab5bc1d2c408e6b
sha512
41a3c16216034c53c303be05b8d74277996912f8370ba3c7d92c84e4092abc86612675bbb0404338387e5daff010705273c39ca398f919c59d6d9c08aa7e601f
ripemd-160
b524dae82816816a59186e407a8357c9b61309fd
Diameter
84843574
Circumference
266543948.7827
Area
5.6536353106993E+15
Volume
3.1978308390156E+23
Surface area
2.2614541242797E+16
Circumference
266543948.7827
Perimeter
169687148
Area
1799608012273369
Diagonal
59993466.515503
Surface area
10797648073640214
Volume
7.6342587780154E+22
Space diagonal
73476690.431865
Perimeter
127265361
Area
7.7925312774138E+14
Altitude
36738345.215932
Surface area
7.7925312774138E+14
Volume
8.9970602521127E+21
Height
19997822.171834