389968409 is an odd 9-digits composite number following 389968408
and preceding 389968410 . In scientific notation, it is written as 3.89968409 × 10^8.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 383076000 positive integers (up to 389968409) that are relatively prime to 389968409.
389968409 has 8 divisors, whose sum is 396904032
The reverse of 389968409 is 904869983
Previous prime number is 251
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 56
Digital Root 2
Name
three hundred eighty-nine million nine hundred sixty-eight thousand four hundred nine
Scientific notation
3.89968409 × 10^8
Engineering notation
3.89968409 × 10^6
Prime Factorization
73 × 251 × 21283
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
389968409
Product of the distinct prime numbers
The prime factorization of 389968409 is 73 × 251 × 21283.
Since it has a total of 3 prime factors.
8 , 7 , 15 , 80 , 201 , 1 , 6128 , 2430 , 89508 , 75616 , 914888 , 258533 , 2444448 , 6684772 , 44992342 , 6994425 , 265983078 , 738938984 , 8494599640 , 48047534
n×2
779936818
n×3
1169905227
n×4
1559873636
n×5
1949842045
n÷2
194984204.5
n÷3
129989469.66667
n÷3
97492102.25
n÷5
77993681.8
n2
152075360017991281
n3
5.9304586194318E+25
n4
2.3126915124602E+34
n5
9.0187662962189E+42
2 √n
19747.6178057
3 √n
730.5946296615
4 √n
140.526217503
5 √n
52.26438992801
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
-389968408
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 389968409 can be divided by 8 positive divisors.
The sum of these divisors (counting 389968409) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001111100111001000011001
3
Ternary
1000011210110002102
4
Quaternary
113033213020121
5
Quinary
1244312442114
6
Senary
102410213145
8
Octal
2717471031
10
Decimal
389968409
12
Duodecimal
aa7241b5
16
Hexadecimal
173e7219
20
Vigesimal
61h6109
36
Base36
6g6djt
md5
292bbdfc3f92c7949940953a53cb6546
sha1
6ebd69df4fe1392b4478f67e6c045cefe9ad0c1b
sha256
fc32f6511a4cbd2ae492b7f99d3c20ee5b0b882121c742c4c93809a35a082a87
sha512
d348b59d1868ec9b0366f34317a9aeb546957800113bb06955aa31f21bcdd0d79c7eab932c42abb28b31dbc913e692b1796cf78ce9a5c57df630e53d5b55faf9
ripemd-160
22c0c3b15e7cf51c8fef49768c38d8dd4c5bc455
Diameter
779936818
Circumference
2450243777.693
Area
4.7775883382454E+17
Volume
2.4841446974967E+26
Surface area
1.9110353352982E+18
Circumference
2450243777.693
Perimeter
1559873636
Area
152075360017991281
Diagonal
551498612.90486
Surface area
912452160107947686
Volume
5.9304586194318E+25
Space diagonal
675445097.7348
Perimeter
1169905227
Area
6.5850562532622E+16
Altitude
337722548.8674
Surface area
6.5850562532622E+16
Volume
6.9891125089108E+24
Height
183832870.96829