389612691 is an odd 9-digits composite number following 389612690
and preceding 389612692 . In scientific notation, it is written as 3.89612691 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 238026816 positive integers (up to 389612691) that are relatively prime to 389612691.
389612691 has 16 divisors, whose sum is 469576800
The reverse of 389612691 is 196216983
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
three hundred eighty-nine million six hundred twelve thousand six hundred ninety-one
Scientific notation
3.89612691 × 10^8
Engineering notation
3.89612691 × 10^6
Prime Factorization
9 × 13 × 139 × 23957
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
389612691
Product of the distinct prime numbers
The prime factorization of 389612691 is 9 × 13 × 139 × 23957.
Since it has a total of 4 prime factors.
4 , 9 , 28 , 97 , 172 , 612 , 8669 , 7215 , 68774 , 19639 , 880358 , 92002 , 2387830 , 2543620 , 55894651 , 94430535 , 541154082 , 855386105 , 1433532847 , 6783831861
n×2
779225382
n×3
1168838073
n×4
1558450764
n×5
1948063455
n÷2
194806345.5
n÷3
129870897
n÷3
97403172.75
n÷5
77922538.2
n2
151798048988261481
n3
5.9142446354866E+25
n4
2.3042647676643E+34
n5
8.9777079690616E+42
2 √n
19738.60914553
3 √n
730.372419593
4 √n
140.4941605389
5 √n
52.254851631597
1 , 9 , 13 , 117 , 139 , 1251 , 1807 , 16263 , 23957 , 215613 , 311441 , 2802969 , 3330023 , 29970207 , 43290299 , 389612691
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
-389612690
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 389612691 can be divided by 16 positive divisors.
The sum of these divisors (counting 389612691) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10111001110010000010010010011
3
Ternary
1000011010101010200
4
Quaternary
113032100102103
5
Quinary
1244220101231
6
Senary
102354430243
8
Octal
2716202223
10
Decimal
389612691
12
Duodecimal
aa592383
16
Hexadecimal
17390493
20
Vigesimal
61f1beb
36
Base36
6fyr2r
md5
3911e21f4cd534df5dca0c5ff79c4a95
sha1
1d8a13a5dcb5df5c7b264e308f683f0876f5b48f
sha256
8560d0e5cb042aea6015ba54f54ecc25226187edcd9c65058630a42359fc10f1
sha512
5a042e483458b547554ad1643dfec93b669a21c9fbcc599c7ad551160788fef2f08dfe42ed64b4b948f08347d210799f007a4b8585102101f945937cbd1178c5
ripemd-160
dc397c5dfde905179d13c8975f9c40beedc7fb58
Diameter
779225382
Circumference
2448008735.5819
Area
4.7688763553079E+17
Volume
2.4773529997837E+26
Surface area
1.9075505421231E+18
Circumference
2448008735.5819
Perimeter
1558450764
Area
151798048988261481
Diagonal
550995551.68488
Surface area
910788293929568886
Volume
5.9142446354866E+25
Space diagonal
674828976.08563
Perimeter
1168838073
Area
6.5730483334375E+16
Altitude
337414488.04282
Surface area
6.5730483334375E+16
Volume
6.9700041455813E+24
Height
183665183.89496