15220855 is an odd 8-digits composite number following 15220854
and preceding 15220856 . In scientific notation, it is written as 1.5220855 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 11239968 positive integers (up to 15220855) that are relatively prime to 15220855.
15220855 has 4 divisors, whose sum is 15455088
The reverse of 15220855 is 55802251
Previous prime number is 65
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
fifteen million two hundred twenty thousand eight hundred fifty-five
Scientific notation
1.5220855 × 10^7
Engineering notation
1.5220855 × 10^6
Prime Factorization
65 × 234167
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15220855
Product of the distinct prime numbers
The prime factorization of 15220855 is 65 × 234167.
Since it has a total of 2 prime factors.
5 , 4 , 89 , 35 , 389 , 915 , 5710 , 6735 , 46186 , 65618 , 704598 , 149728 , 4920342 , 3653866 , 23415913 , 29193779 , 652490669 , 21802793 , 9371929009 , 1806365061
n×2
30441710
n×3
45662565
n×4
60883420
n×5
76104275
n÷2
7610427.5
n÷3
5073618.3333333
n÷3
3805213.75
n÷5
3044171
n2
231674426931025
n3
3.5262828595252E+21
n4
5.3673040093819E+28
n5
8.169495606772E+35
2 √n
3901.3914184557
3 √n
247.82570457964
4 √n
62.461119253947
5 √n
27.320447567507
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
-15220854
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 15220855 can be divided by 4 positive divisors.
The sum of these divisors (counting 15220855) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010000100000001110111
3
Ternary
1001122022002101
4
Quaternary
322010001313
5
Quinary
12344031410
6
Senary
1302122531
8
Octal
72040167
10
Decimal
15220855
12
Duodecimal
5120447
16
Hexadecimal
e84077
20
Vigesimal
4f2c2f
36
Base36
928hj
md5
33295a148266fbfabfa3ceeff1ad35fa
sha1
ac520241d397d26f0def7c366ed0e2b36340f986
sha256
72220394c224ebe7286478a1131506df64d5534de4099b462434296b17eebf4b
sha512
a2b8d535c0aa2e0e95b41d9eafc32af8a916e8f5d574892bcb9bcab851351e8c0b7e5093edd743bca15a0044cc3bbc6c4916ae7acfb5def3fe1fce803eca80e8
ripemd-160
130adae57712b659550625d9ba6927f8be80b6e6
Diameter
30441710
Circumference
95635452.498711
Area
7.2782667767113E+14
Volume
1.4770859101285E+22
Surface area
2.9113067106845E+15
Circumference
95635452.498711
Perimeter
60883420
Area
231674426931025
Diagonal
21525539.571914
Surface area
1390046561586150
Volume
3.5262828595252E+21
Space diagonal
26363294.194639
Perimeter
45662565
Area
1.0031796956473E+14
Altitude
13181647.097319
Surface area
1.0031796956473E+14
Volume
4.1557642039203E+20
Height
7175179.8573048