15389639 is an odd 8-digits composite number following 15389638
and preceding 15389640 . In scientific notation, it is written as 1.5389639 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 14579640 positive integers (up to 15389639) that are relatively prime to 15389639.
15389639 has 4 divisors, whose sum is 16199640
The reverse of 15389639 is 93698351
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
fifteen million three hundred eighty-nine thousand six hundred thirty-nine
Scientific notation
1.5389639 × 10^7
Engineering notation
1.5389639 × 10^6
Prime Factorization
19 × 809981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15389639
Product of the distinct prime numbers
The prime factorization of 15389639 is 19 × 809981.
Since it has a total of 2 prime factors.
6 , 2 , 92 , 51 , 910 , 733 , 9341 , 9734 , 33783 , 84007 , 349744 , 218520 , 3667394 , 3166290 , 91212767 , 31949688 , 95984758 , 235030108 , 4802708437 , 6057551782
n×2
30779278
n×3
46168917
n×4
61558556
n×5
76948195
n÷2
7694819.5
n÷3
5129879.6666667
n÷3
3847409.75
n÷5
3077927.8
n2
236840988550321
n3
3.6448973141926E+21
n4
5.6093653857493E+28
n5
8.6326108305778E+35
2 √n
3922.9630383168
3 √n
248.73838535704
4 √n
62.633561596933
5 √n
27.380771850058
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-15389638
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15389639 can be divided by 4 positive divisors.
The sum of these divisors (counting 15389639) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010101101001111000111
3
Ternary
1001221212121122
4
Quaternary
322231033013
5
Quinary
12414432024
6
Senary
1305504155
8
Octal
72551707
10
Decimal
15389639
12
Duodecimal
51a205b
16
Hexadecimal
ead3c7
20
Vigesimal
4g3e1j
36
Base36
95upz
md5
a83c9daa1a3b600bf146532004dcba31
sha1
b1bf673d3092dcd7f1241e3d032bc3773ba3f4fe
sha256
16bedccb1d9b4a67aaec3b96260892e2a0576cf320430bebf5759c8401685c5d
sha512
a5723031e510e987a9fb324ac4505bdafa3e40759e88ad37f83e7b53f6161837d6415c591044b05eda15715539c603007f6c26e6e341109c04db65ee0cd42727
ripemd-160
3391aaddcd643e92f8e2b3a9cb2bb200cfe1250c
Diameter
30779278
Circumference
96695953.647598
Area
7.4405790969863E+14
Volume
1.5267710167142E+22
Surface area
2.9762316387945E+15
Circumference
96695953.647598
Perimeter
61558556
Area
236840988550321
Diagonal
21764236.193826
Surface area
1421045931301926
Volume
3.6448973141926E+21
Space diagonal
26655636.658143
Perimeter
46168917
Area
1.02555156371E+14
Altitude
13327818.329072
Surface area
1.02555156371E+14
Volume
4.2955526793237E+20
Height
7254745.397942