15985493 is an odd 8-digits prime number following 15985492
and preceding 15985494 . In scientific notation, it is written as 1.5985493 × 10^7.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 15985492 positive integers (up to 15985493) that are relatively prime to 15985493.
15985493 has 2 divisors, whose sum is 15985494
The reverse of 15985493 is 39458951
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
fifteen million nine hundred eighty-five thousand four hundred ninety-three
Scientific notation
1.5985493 × 10^7
Engineering notation
1.5985493 × 10^6
Prime Factorization
15985493
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
15985493
Product of the distinct prime numbers
The prime factorization of 15985493 is 15985493.
Since it has a total of 1 prime factors.
3 , 5 , 69 , 48 , 621 , 199 , 9455 , 9032 , 61076 , 3997 , 265095 , 916073 , 4535753 , 9231870 , 52062700 , 40337270 , 912262951 , 192658206 , 9176695039 , 2711473708
n×2
31970986
n×3
47956479
n×4
63941972
n×5
79927465
n÷2
7992746.5
n÷3
5328497.6666667
n÷3
3996373.25
n÷5
3197098.6
n2
255535986453049
n3
4.0848687226933E+21
n4
6.5298640372533E+28
n5
1.0438309585846E+36
2 √n
3998.1862137724
3 √n
251.90802997272
4 √n
63.23121233831
5 √n
27.589587478885
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
15985494
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
7992747
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3998.1863388291
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998748866
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15985493 can be divided by 2 positive divisors.
The sum of these divisors (counting 15985493) is 15985494, the average is 7992747.
Base
System
Value
2
Binary
111100111110101101010101
3
Ternary
1010002010222022
4
Quaternary
330332231111
5
Quinary
13043013433
6
Senary
1330342525
8
Octal
74765525
10
Decimal
15985493
12
Duodecimal
542aa45
16
Hexadecimal
f3eb55
20
Vigesimal
4ji3ed
36
Base36
9imhh
md5
2b02886b5e3186d7105df13cfd6f9221
sha1
3825d45c08ea34c5afc7ad9cb406e5c4ef705302
sha256
659931cdbf92512ce9600c07b49aa5df3b81a1b351a94919ccc2ae68e33f25be
sha512
36570ca2a17140624dd8f5fc8dcbc9fcf72aa9217ae3d6248e9049ed22f2fac4f81a0705ab821d37b688c2bad04fbae99ef5e59ecbb3f05e039620c1946421b5
ripemd-160
a62268f88630bfd08d8ee949ae4e23602b7fde75
Diameter
31970986
Circumference
100439814.74562
Area
8.0278997776872E+14
Volume
1.7110658093456E+22
Surface area
3.2111599110749E+15
Circumference
100439814.74562
Perimeter
63941972
Area
255535986453049
Diagonal
22606901.00182
Surface area
1533215918718294
Volume
4.0848687226933E+21
Space diagonal
27687686.060037
Perimeter
47956479
Area
1.1065032792473E+14
Altitude
13843843.030018
Surface area
1.1065032792473E+14
Volume
4.8140639567888E+20
Height
7535633.6672734