15389621 is an odd 8-digits composite number following 15389620
and preceding 15389622 . In scientific notation, it is written as 1.5389621 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 14100480 positive integers (up to 15389621) that are relatively prime to 15389621.
15389621 has 8 divisors, whose sum is 16696344
The reverse of 15389621 is 12698351
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
fifteen million three hundred eighty-nine thousand six hundred twenty-one
Scientific notation
1.5389621 × 10^7
Engineering notation
1.5389621 × 10^6
Prime Factorization
137 × 13 × 8641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15389621
Product of the distinct prime numbers
The prime factorization of 15389621 is 137 × 13 × 8641.
Since it has a total of 3 prime factors.
2 , 3 , 32 , 11 , 735 , 474 , 2637 , 7861 , 88822 , 40617 , 701473 , 908536 , 951900 , 605689 , 26050300 , 13829821 , 659712101 , 368655203 , 6381916233 , 396697405
n×2
30779242
n×3
46168863
n×4
61558484
n×5
76948105
n÷2
7694810.5
n÷3
5129873.6666667
n÷3
3847405.25
n÷5
3077924.2
n2
236840434523641
n3
3.6448845247942E+21
n4
5.6093391425347E+28
n5
8.6325603464074E+35
2 √n
3922.9607441319
3 √n
248.7382883807
4 √n
62.633543282589
5 √n
27.380765445046
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
-15389620
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 15389621 can be divided by 8 positive divisors.
The sum of these divisors (counting 15389621) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010101101001110110101
3
Ternary
1001221212120222
4
Quaternary
322231032311
5
Quinary
12414431441
6
Senary
1305504125
8
Octal
72551665
10
Decimal
15389621
12
Duodecimal
51a2045
16
Hexadecimal
ead3b5
20
Vigesimal
4g3e11
36
Base36
95uph
md5
0a98b67249aa73e67fabd01986aab1b8
sha1
f1499f1b970a8d6ad13f6f251b43396c3ff428e0
sha256
1826b8790b50d7f82f43acf6aafa8fb53209cd580dabe0c155349b9333ab60bb
sha512
905e9a2aa24274151c76404bd05a0df0e8d1403846a42fdb3400d543a80c7c9f0e5aa4eae989c50d6ca323b9dea9beb014b20dd1f96f78794b7fb016f07be5fa
ripemd-160
83e7b3c9a0de11383d4462a7011973fa87b15d1f
Diameter
30779242
Circumference
96695840.550262
Area
7.4405616917248E+14
Volume
1.5267656595035E+22
Surface area
2.9762246766899E+15
Circumference
96695840.550262
Perimeter
61558484
Area
236840434523641
Diagonal
21764210.737982
Surface area
1421042607141846
Volume
3.6448845247942E+21
Space diagonal
26655605.481229
Perimeter
46168863
Area
1.0255491647041E+14
Altitude
13327802.740614
Surface area
1.0255491647041E+14
Volume
4.2955376068731E+20
Height
7254736.9126606