389969487 is an odd 9-digits composite number following 389969486
and preceding 389969488 . In scientific notation, it is written as 3.89969487 × 10^8.
The sum of its digits is 63. It has a total of 4 prime factors and 12 positive divisors.
There are 258966528 positive integers (up to 389969487) that are relatively prime to 389969487.
389969487 has 12 divisors, whose sum is 565484400
The reverse of 389969487 is 784969983
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 63
Digital Root 9
Name
three hundred eighty-nine million nine hundred sixty-nine thousand four hundred eighty-seven
Scientific notation
3.89969487 × 10^8
Engineering notation
3.89969487 × 10^6
Prime Factorization
3 × 3 × 257 × 168599
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129989829
Product of the distinct prime numbers
The prime factorization of 389969487 is 3 × 3 × 257 × 168599.
Since it has a total of 4 prime factors.
9 , 7 , 23 , 28 , 898 , 178 , 5908 , 4324 , 50278 , 44724 , 499702 , 631984 , 9995428 , 6359461 , 75711094 , 72497 , 180893234 , 595428711 , 2121812131 , 8701123301
n×2
779938974
n×3
1169908461
n×4
1559877948
n×5
1949847435
n÷2
194984743.5
n÷3
129989829
n÷3
97492371.75
n÷5
77993897.4
n2
152076200791043169
n3
5.9305078007392E+25
n4
2.3127170847038E+34
n5
9.0188909509806E+42
2 √n
19747.645100113
3 √n
730.59530286157
4 √n
140.52631461798
5 √n
52.264418823145
1 , 3 , 9 , 257 , 771 , 2313 , 168599 , 505797 , 1517391 , 43329943 , 129989829 , 389969487
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
-389969486
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 389969487 can be divided by 12 positive divisors.
The sum of these divisors (counting 389969487) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10111001111100111011001001111
3
Ternary
1000011210111120100
4
Quaternary
113033213121033
5
Quinary
1244313010422
6
Senary
102410222143
8
Octal
2717473117
10
Decimal
389969487
12
Duodecimal
aa724953
16
Hexadecimal
173e764f
20
Vigesimal
61h63e7
36
Base36
6g6edr
md5
031a98b87f3b4e97b0eec79b0ff8ed6a
sha1
3d4e929ed008d1a3d00ef455cc49946e00d54997
sha256
54e457ffc5b2a6cff6733168f9b03ce2e8534a58c3e709aee82b261ba1e7f59a
sha512
86876bd21bf83ffa089108b87d574bec251e425ec935a5ffbea250cdcc6b494964dd097fd7f81a8d92d9a61730b1e98cd1a84d9c9377559b07be58fc89c5fbb9
ripemd-160
4180bef7f22554adfea3f4afd2745d5f0e3be766
Diameter
779938974
Circumference
2450250550.9668
Area
4.7776147519099E+17
Volume
2.4841652985146E+26
Surface area
1.911045900764E+18
Circumference
2450250550.9668
Perimeter
1559877948
Area
152076200791043169
Diagonal
551500137.42708
Surface area
912457204746259014
Volume
5.9305078007392E+25
Space diagonal
675446964.88557
Perimeter
1169908461
Area
6.5850926598033E+16
Altitude
337723482.44279
Surface area
6.5850926598033E+16
Volume
6.9891704696374E+24
Height
183833379.14236