390808521 is an odd 9-digits composite number following 390808520
and preceding 390808522 . In scientific notation, it is written as 3.90808521 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 256649976 positive integers (up to 390808521) that are relatively prime to 390808521.
390808521 has 12 divisors, whose sum is 572927472
The reverse of 390808521 is 125808093
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
three hundred ninety million eight hundred eight thousand five hundred twenty-one
Scientific notation
3.90808521 × 10^8
Engineering notation
3.90808521 × 10^6
Prime Factorization
3 × 3 × 67 × 648107
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
130269507
Product of the distinct prime numbers
The prime factorization of 390808521 is 3 × 3 × 67 × 648107.
Since it has a total of 4 prime factors.
6 , 3 , 32 , 18 , 454 , 773 , 12 , 7577 , 7868 , 2995 , 116128 , 516175 , 8182851 , 5010350 , 70260315 , 22558950 , 616797226 , 71537540 , 9010691042 , 4434967617
n×2
781617042
n×3
1172425563
n×4
1563234084
n×5
1954042605
n÷2
195404260.5
n÷3
130269507
n÷3
97702130.25
n÷5
78161704.2
n2
152731300086207441
n3
5.9688693497098E+25
n4
2.3326850026023E+34
n5
9.1163317582589E+42
2 √n
19768.877585741
3 √n
731.11889527734
4 √n
140.60184062003
5 √n
52.286889265127
1 , 3 , 9 , 67 , 201 , 603 , 648107 , 1944321 , 5832963 , 43423169 , 130269507 , 390808521
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-390808520
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 390808521 can be divided by 12 positive divisors.
The sum of these divisors (counting 390808521) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10111010010110100001111001001
3
Ternary
1000020101010111200
4
Quaternary
113102310033021
5
Quinary
1300021333041
6
Senary
102440214413
8
Octal
2722641711
10
Decimal
390808521
12
Duodecimal
aaa6a409
16
Hexadecimal
174b43c9
20
Vigesimal
622b161
36
Base36
6gods9
md5
dd13d1bd7721e560142985621a470a80
sha1
f980f9be71c2ee49cfb2692f7d87ff8f1af19b13
sha256
84552cfe4808eb63c18bf0e6e9a70d0611c71b61f65f499d4835569bdafcbfd5
sha512
650b81949923b6dd7a7854a2d4caa9bbd2926e928c858a4a742963464a08886332711ebd5591c0674f015aaacefe79c0b3adddd80668f502859ea5acaf3f2c2d
ripemd-160
b4de63839806ae0050ed6be5ee5d8f354dc446bb
Diameter
781617042
Circumference
2455522357.0678
Area
4.7981953032405E+17
Volume
2.5002341465714E+26
Surface area
1.9192781212962E+18
Circumference
2455522357.0678
Perimeter
1563234084
Area
152731300086207441
Diagonal
552686710.68917
Surface area
916387800517244646
Volume
5.9688693497098E+25
Space diagonal
676900214.40285
Perimeter
1172425563
Area
6.613459291384E+16
Altitude
338450107.20142
Surface area
6.613459291384E+16
Volume
7.0343799886606E+24
Height
184228903.56306