15221289 is an odd 8-digits composite number following 15221288
and preceding 15221290 . In scientific notation, it is written as 1.5221289 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 10147524 positive integers (up to 15221289) that are relatively prime to 15221289.
15221289 has 4 divisors, whose sum is 20295056
The reverse of 15221289 is 98212251
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
fifteen million two hundred twenty-one thousand two hundred eighty-nine
Scientific notation
1.5221289 × 10^7
Engineering notation
1.5221289 × 10^6
Prime Factorization
3 × 5073763
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15221289
Product of the distinct prime numbers
The prime factorization of 15221289 is 3 × 5073763.
Since it has a total of 2 prime factors.
7 , 8 , 20 , 33 , 423 , 720 , 1038 , 1500 , 72765 , 18096 , 329831 , 626689 , 6247027 , 2410942 , 57228090 , 43719838 , 534717516 , 689456967 , 9638920884 , 2234907212
n×2
30442578
n×3
45663867
n×4
60885156
n×5
76106445
n÷2
7610644.5
n÷3
5073763
n÷3
3805322.25
n÷5
3044257.8
n2
231687638821521
n3
3.52658450823E+21
n4
5.3679161982692E+28
n5
8.1706603781636E+35
2 √n
3901.4470392407
3 √n
247.82806001748
4 √n
62.461564495622
5 √n
27.320603366101
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
-15221288
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 15221289 can be divided by 4 positive divisors.
The sum of these divisors (counting 15221289) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010000100001000101001
3
Ternary
1001122022200110
4
Quaternary
322010020221
5
Quinary
12344040124
6
Senary
1302124533
8
Octal
72041051
10
Decimal
15221289
12
Duodecimal
5120749
16
Hexadecimal
e84229
20
Vigesimal
4f2d49
36
Base36
928tl
md5
ea9101cbcd121222c238c02ab3a576eb
sha1
d0d85d43e65748096bf4d103d7f5c1846415875c
sha256
a1a0d49e6a68b4c93665457b7d2307ea66e0a32c8900d6088db198f4c148ded7
sha512
c97c822c00a0375087aca0c0f2d957d5c9e71048f3600ad032bd1ff76bfe8d6149368dd86c6e93b8932b7c6a1ca3f69dd28239565958ead74af5eef3cf097fd3
ripemd-160
6e1d4e75564fedbc2ae1b2e37bf6190f3241e96d
Diameter
30442578
Circumference
95638179.401134
Area
7.2786818404926E+14
Volume
1.4772122644425E+22
Surface area
2.911472736197E+15
Circumference
95638179.401134
Perimeter
60885156
Area
231687638821521
Diagonal
21526153.3406
Surface area
1390125832929126
Volume
3.52658450823E+21
Space diagonal
26364045.904689
Perimeter
45663867
Area
1.0032369048114E+14
Altitude
13182022.952345
Surface area
1.0032369048114E+14
Volume
4.1561197003281E+20
Height
7175384.4468668