399842942 is an even 9-digits composite number following 399842941
and preceding 399842943 . In scientific notation, it is written as 3.99842942 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 194518152 positive integers (up to 399842942) that are relatively prime to 399842942.
399842942 has 8 divisors, whose sum is 615974376
The reverse of 399842942 is 249248993
Previous prime number is 37
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
three hundred ninety-nine million eight hundred forty-two thousand nine hundred forty-two
Scientific notation
3.99842942 × 10^8
Engineering notation
3.99842942 × 10^6
Prime Factorization
2 × 37 × 5403283
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
399842942
Product of the distinct prime numbers
The prime factorization of 399842942 is 2 × 37 × 5403283.
Since it has a total of 3 prime factors.
4 , 3 , 37 , 27 , 746 , 679 , 4901 , 4981 , 13289 , 22823 , 480072 , 955120 , 7860546 , 3560937 , 75080428 , 298567 , 748049242 , 89391325 , 5944049438 , 7232585581
n×2
799685884
n×3
1199528826
n×4
1599371768
n×5
1999214710
n÷2
199921471
n÷3
133280980.66667
n÷3
99960735.5
n÷5
79968588.4
n2
159874378267215364
n3
6.3924641756784E+25
n4
2.5559816826329E+34
n5
1.021991235682E+43
2 √n
19996.073164499
3 √n
736.7098526673
4 √n
141.40747209571
5 √n
52.526430267992
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
-399842941
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 399842942 can be divided by 8 positive divisors.
The sum of these divisors (counting 399842942) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111110101010001111001111110
3
Ternary
1000212101010101212
4
Quaternary
113311101321332
5
Quinary
1304324433232
6
Senary
103402004422
8
Octal
2765217176
10
Decimal
399842942
12
Duodecimal
b1aa6712
16
Hexadecimal
17d51e7e
20
Vigesimal
64j0772
36
Base36
6m20se
md5
6f1a021be5780b39e870dd45f2fb352e
sha1
9c062f3604c7a46b735f84893126fc1cdb8cfe6a
sha256
66411f1599ca4f941c32652d3f7b1539604c02a1eb49fdc1497a9359a908af44
sha512
8d8a43f5703ca04bed9391d3e8b77412e3468a6fafdda59bb8fb3cf4c99ced38f31bdb3f3b8249978cf3c2c3a3733bb8a337587d292a8678a3f5787aec5927dc
ripemd-160
19d00c1eb76f5b59c34cc0037873a7b5e4f940a0
Diameter
799685884
Circumference
2512287298.3539
Area
5.0226017226152E+17
Volume
2.677669132353E+26
Surface area
2.0090406890461E+18
Circumference
2512287298.3539
Perimeter
1599371768
Area
159874378267215364
Diagonal
565463311.39556
Surface area
959246269603292184
Volume
6.3924641756784E+25
Space diagonal
692548290.59182
Perimeter
1199528826
Area
6.9227636496826E+16
Altitude
346274145.29591
Surface area
6.9227636496826E+16
Volume
7.5335912785238E+24
Height
188487770.46519