389639818 is an even 9-digits composite number following 389639817
and preceding 389639819 . In scientific notation, it is written as 3.89639818 × 10^8.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 191626080 positive integers (up to 389639818) that are relatively prime to 389639818.
389639818 has 8 divisors, whose sum is 594041220
The reverse of 389639818 is 818936983
Previous prime number is 61
Is Prime? no
Number parity even
Number length 9
Sum of Digits 55
Digital Root 1
Name
three hundred eighty-nine million six hundred thirty-nine thousand eight hundred eighteen
Scientific notation
3.89639818 × 10^8
Engineering notation
3.89639818 × 10^6
Prime Factorization
2 × 61 × 3193769
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
389639818
Product of the distinct prime numbers
The prime factorization of 389639818 is 2 × 61 × 3193769.
Since it has a total of 3 prime factors.
3 , 4 , 11 , 6 , 972 , 341 , 6409 , 5361 , 82686 , 50288 , 426246 , 781643 , 7630049 , 5334515 , 92904311 , 1116320 , 643879553 , 152515391 , 3674625473 , 5632134009
n×2
779279636
n×3
1168919454
n×4
1558559272
n×5
1948199090
n÷2
194819909
n÷3
129879939.33333
n÷3
97409954.5
n÷5
77927963.6
n2
151819187771073124
n3
5.9154800692029E+25
n4
2.3049065775468E+34
n5
8.9808337938235E+42
2 √n
19739.296289382
3 √n
730.3893700614
4 √n
140.49660597104
5 √n
52.255579265946
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
-389639817
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 389639818 can be divided by 8 positive divisors.
The sum of these divisors (counting 389639818) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001110010110111010001010
3
Ternary
1000011011202100101
4
Quaternary
113032112322022
5
Quinary
1244221433233
6
Senary
102355200014
8
Octal
2716267212
10
Decimal
389639818
12
Duodecimal
aa5a600a
16
Hexadecimal
17396e8a
20
Vigesimal
61f4jai
36
Base36
6fzc0a
md5
d5d129afd882e1f88485fbb35cbf08e7
sha1
6187e1e14c2bd55586925bbbd290e418a6c485de
sha256
cb78fd3e329b96fcbc79f0c06a9d21275da9dd3df8a23735094d4917c13e46a1
sha512
47efb22fcf1433625839bceedfd89436e392b89bc2a1b196bc4980f4c4d803f1316597d47fa89dcf47e683b4e018f29d40bf835067166a3ddbd3ad800f645565
ripemd-160
35725b4876e3ff44e6e036bb8f0a0e8c0dabed5e
Diameter
779279636
Circumference
2448179179.5497
Area
4.7695404497557E+17
Volume
2.4778704970486E+26
Surface area
1.9078161799023E+18
Circumference
2448179179.5497
Perimeter
1558559272
Area
151819187771073124
Diagonal
551033915.05618
Surface area
910915126626438744
Volume
5.9154800692029E+25
Space diagonal
674875961.42789
Perimeter
1168919454
Area
6.5739636695835E+16
Altitude
337437980.71395
Surface area
6.5739636695835E+16
Volume
6.9714601181787E+24
Height
183677971.68539