142428918 is an even 9-digits composite number following 142428917
and preceding 142428919 . In scientific notation, it is written as 1.42428918 × 10^8.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 45731840 positive integers (up to 142428918) that are relatively prime to 142428918.
142428918 has 32 divisors, whose sum is 295371360
The reverse of 142428918 is 819824241
Previous prime number is 641
Is Prime? no Number parity even Number length 9 Sum of Digits 39 Digital Root 3
Name
one hundred forty-two million four hundred twenty-eight thousand nine hundred eighteen
Scientific notation
1.42428918 × 10^8
Engineering notation
1.42428918 × 10^6
Prime Factorization
2 × 3 × 29 × 641 × 1277
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
142428918 Product of the distinct prime numbers
The prime factorization of 142428918 is 2 × 3 × 29 × 641 × 1277.
Since it has a total of 5 prime factors.
4 , 2 , 81 , 80 , 41 , 965 , 3627 , 4722 , 38925 , 92718 , 598830 , 982221 , 1161241 , 8681349 , 38874942 , 31207639 , 47796966 , 70677825 , 4068406388 , 7819991120
n×2
284857836
n×3
427286754
n×4
569715672
n×5
712144590
n÷2
71214459
n÷3
47476306
n÷3
35607229.5
n÷5
28485783.6
n2
20285996682650724
n3
2.8893125580615E+24
n4
4.1152166140852E+32
n5
5.8612584967977E+40
2 √n11934.358717585
3 √n522.23510056935
4 √n109.24449055941
5 √n42.728695591698
1 , 2 , 3 , 6 , 29 , 58 , 87 , 174 , 641 , 1277 , 1282 , 1923 , 2554 , 3831 , 3846 , 7662 , 18589 , 37033 , 37178 , 55767 , 74066 , 111099 , 111534 , 222198 , 818557 , 1637114 , 2455671 , 4911342 , 23738153 , 47476306 , 71214459 , 142428918
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-142428917 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 142428918 can be divided by 32 positive divisors.
The sum of these divisors (counting 142428918) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1000011111010100101011110110
3
Ternary
100221000010202010
4
Quaternary
20133110223312
5
Quinary
242430211133
6
Senary
22044425050
8
Octal
1037245366
10
Decimal
142428918
12
Duodecimal
3b848186
16
Hexadecimal
87d4af6
20
Vigesimal
24a3c5i
36
Base36
2csquu
md5
9fb7bfba26b370a867bfda938fd7f352
sha1
3f6bb7cd424e38e4faaca72e4545b0153cf9d96a
sha256
d9c83b24a0a537ed411b12320ef7429f0dc84455c191f88449b287668cb777ed
sha512
6ffd4e3c04ee151a5787cd21ce8fda6c0b8fb7c07de4783e5301610b1db289bda322fd2d9744097cb43ded54863752c4c234d35106b482432ccbed88224d6689
ripemd-160
c143258deb2f603f47b39248f771ec14c060c523
Diameter
284857836
Circumference
894907284.89509
Area
6.3730338148962E+16
Volume
1.2102724141774E+25
Surface area
2.5492135259585E+17
Circumference
894907284.89509
Perimeter
569715672
Area
20285996682650724
Diagonal
201424907.50973
Surface area
121715980095904344
Volume
2.8893125580615E+24
Space diagonal
246694122.44306
Perimeter
427286754
Area
8.7840942341312E+15
Altitude
123347061.22153
Surface area
8.7840942341312E+15
Volume
3.4050875046213E+23
Height
67141635.836575