389968390 is an even 9-digits composite number following 389968389
and preceding 389968391 . In scientific notation, it is written as 3.89968390 × 10^8.
The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors.
There are 133703424 positive integers (up to 389968390) that are relatively prime to 389968390.
389968390 has 16 divisors, whose sum is 802220832
The reverse of 389968390 is 093869983
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 55
Digital Root 1
Name
three hundred eighty-nine million nine hundred sixty-eight thousand three hundred ninety
Scientific notation
3.89968390 × 10^8
Engineering notation
3.89968390 × 10^6
Prime Factorization
2 × 7 × 5 × 5570977
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
389968390
Product of the distinct prime numbers
The prime factorization of 389968390 is 2 × 7 × 5 × 5570977.
Since it has a total of 4 prime factors.
1 , 6 , 5 , 39 , 843 , 954 , 9444 , 4537 , 67595 , 32354 , 54122 , 638819 , 6179606 , 4051955 , 39069557 , 15132399 , 233716894 , 236471739 , 4017323833 , 2028765250
n×2
779936780
n×3
1169905170
n×4
1559873560
n×5
1949841950
n÷2
194984195
n÷3
129989463.33333
n÷3
97492097.5
n÷5
77993678
n2
152075345199192100
n3
5.9304577526023E+25
n4
2.3126910617453E+34
n5
9.0187640991622E+42
2 √n
19747.617324629
3 √n
730.59461779618
4 √n
140.52621579132
5 √n
52.264389418726
1 , 2 , 5 , 7 , 10 , 14 , 35 , 70 , 5570977 , 11141954 , 27854885 , 38996839 , 55709770 , 77993678 , 194984195 , 389968390
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-389968389
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 389968390 can be divided by 16 positive divisors.
The sum of these divisors (counting 389968390) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10111001111100111001000000110
3
Ternary
1000011210110001201
4
Quaternary
113033213020012
5
Quinary
1244312442030
6
Senary
102410213114
8
Octal
2717471006
10
Decimal
389968390
12
Duodecimal
aa72419a
16
Hexadecimal
173e7206
20
Vigesimal
61h60ja
36
Base36
6g6dja
md5
68fb130abbaec14a93c33b40a2e8346b
sha1
911bc6f926f5fa5fc72d7fb529a19b017ab4d1fe
sha256
7493658bb888f15085e98e58577c5591ef90ac18baf752692ce2897dd760e181
sha512
dbf95cff8522233f87b9621d1d53abbc7b2ed8e0baf3cf01f52eeea3611a5e6dcb2c7485ad5bcb098ee6a33a6d2c9e1fd0804d3292586c9143e0589e3e8ea94c
ripemd-160
0efeb932f98afdebe1d91f354b33c8e62bf0b905
Diameter
779936780
Circumference
2450243658.3125
Area
4.7775878726991E+17
Volume
2.4841443344E+26
Surface area
1.9110351490797E+18
Circumference
2450243658.3125
Perimeter
1559873560
Area
152075345199192100
Diagonal
551498586.0348
Surface area
912452071195152600
Volume
5.9304577526023E+25
Space diagonal
675445064.82583
Perimeter
1169905170
Area
6.5850556115894E+16
Altitude
337722532.41292
Surface area
6.5850556115894E+16
Volume
6.9891114873424E+24
Height
183832862.0116