389908 is an even 6-digits composite number following 389907
and preceding 389909 . In scientific notation, it is written as 3.89908 × 10^5.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 192920 positive integers (up to 389908) that are relatively prime to 389908.
389908 has 12 divisors, whose sum is 689472
The reverse of 389908 is 809983
Previous prime number is 107
Is Prime? no
Number parity even
Number length 6
Sum of Digits 37
Digital Root 1
Name
three hundred eighty-nine thousand nine hundred eight
Scientific notation
3.89908 × 10^5
Engineering notation
3.89908 × 10^3
Prime Factorization
2 × 2 × 107 × 911
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
194954
Product of the distinct prime numbers
The prime factorization of 389908 is 2 × 2 × 107 × 911.
Since it has a total of 4 prime factors.
8 , 7 , 93 , 12 , 490 , 707 , 3630 , 215 , 98549 , 76412 , 148169 , 930448 , 785813 , 3596237 , 4547470 , 70095895 , 744605516 , 417016496 , 3310431495 , 5464546720
n×2
779816
n×3
1169724
n×4
1559632
n×5
1949540
n÷2
194954
n÷3
129969.33333333
n÷3
97477
n÷5
77981.6
n2
152028248464
n3
59277030302101312
n4
2.3112588331032E+22
n5
9.0117830909759E+27
2 √n
624.42613654459
3 √n
73.05569028704
4 √n
24.988520095127
5 √n
13.127814434151
1 , 2 , 4 , 107 , 214 , 428 , 911 , 1822 , 3644 , 97477 , 194954 , 389908
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
-389907
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 389908 can be divided by 12 positive divisors.
The sum of these divisors (counting 389908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1011111001100010100
3
Ternary
201210212001
4
Quaternary
1133030110
5
Quinary
44434113
6
Senary
12205044
8
Octal
1371424
10
Decimal
389908
12
Duodecimal
169784
16
Hexadecimal
5f314
20
Vigesimal
28ef8
36
Base36
8cus
md5
62a8e1eea4f017c20668f52b56eb7346
sha1
65ba1648849af201340f2c51916284b03cbecd9c
sha256
f6135760becf8bb6cb684dc1e0dab53a9ed69e7d481f9cb2cf92da44f10b2a0f
sha512
631acb6a640a7280319ef7580c075c1f1707da4a2fa1786c48e4f94d0137e85e9878f1107616555561af5b89b76fc7d803bf1b008bbe2febfee994e082a1ae85
ripemd-160
8e6a0cbae0885da1e273e3d2548e72539d7fc8b8
Diameter
779816
Circumference
2449864.2167518
Area
477610828512.63
Volume
2.4829904389827E+17
Surface area
1910443314050.5
Circumference
2449864.2167518
Perimeter
1559632
Area
152028248464
Diagonal
551413.18167777
Surface area
912169490784
Volume
59277030302101312
Space diagonal
675340.46627757
Perimeter
1169724
Area
65830162631.338
Altitude
337670.23313878
Surface area
65830162631.338
Volume
6.9858650158694E+15
Height
183804.39389259