15221331 is an odd 8-digits composite number following 15221330
and preceding 15221332 . In scientific notation, it is written as 1.5221331 × 10^7.
The sum of its digits is 18. It has a total of 6 prime factors and 32 positive divisors.
There are 9580032 positive integers (up to 15221331) that are relatively prime to 15221331.
15221331 has 32 divisors, whose sum is 23838720
The reverse of 15221331 is 13312251
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
fifteen million two hundred twenty-one thousand three hundred thirty-one
Scientific notation
1.5221331 × 10^7
Engineering notation
1.5221331 × 10^6
Prime Factorization
3 × 3 × 3 × 23 × 127 × 193
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
1691259
Product of the distinct prime numbers
The prime factorization of 15221331 is 3 × 3 × 3 × 23 × 127 × 193.
Since it has a total of 6 prime factors.
9 , 10 , 88 , 1 , 805 , 722 , 312 , 7386 , 21361 , 79426 , 629836 , 539580 , 9820459 , 8787623 , 38606249 , 2918704 , 14462411 , 815519085 , 6148150761 , 8524346137
n×2
30442662
n×3
45663993
n×4
60885324
n×5
76106655
n÷2
7610665.5
n÷3
5073777
n÷3
3805332.75
n÷5
3044266.2
n2
231688917411561
n3
3.526613700953E+21
n4
5.3679754451341E+28
n5
8.1707731050259E+35
2 √n
3901.4524218552
3 √n
247.8282879607
4 √n
62.46160758302
5 √n
27.320618443196
1 , 3 , 9 , 23 , 27 , 69 , 127 , 193 , 207 , 381 , 579 , 621 , 1143 , 1737 , 2921 , 3429 , 4439 , 5211 , 8763 , 13317 , 24511 , 26289 , 39951 , 73533 , 78867 , 119853 , 220599 , 563753 , 661797 , 1691259 , 5073777 , 15221331
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-15221330
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15221331 can be divided by 32 positive divisors.
The sum of these divisors (counting 15221331) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111010000100001001010011
3
Ternary
1001122022202000
4
Quaternary
322010021103
5
Quinary
12344040311
6
Senary
1302125043
8
Octal
72041123
10
Decimal
15221331
12
Duodecimal
5120783
16
Hexadecimal
e84253
20
Vigesimal
4f2d6b
36
Base36
928ur
md5
d17b4a5a9067806aa82308dd4d050875
sha1
f7f7262959efc7fdb0de4232b2eedfdfdbad68f3
sha256
42cc969ea0d6724efc19933ae761617c17c759a4b614b448d6eab9f1a7b54250
sha512
0b86d89b1d3238bdc42b2789d89abb86efce344b36feef8ef898eab5c7c0310ab964addbb45c19eb54dc0b9a97ee2736cc43201b7a126067e9ff59b0d5278d68
ripemd-160
674e7a637bd859de6549996bd4fa4f78f4545974
Diameter
30442662
Circumference
95638443.294917
Area
7.2787220085833E+14
Volume
1.4772244926618E+22
Surface area
2.9114888034333E+15
Circumference
95638443.294917
Perimeter
60885324
Area
231688917411561
Diagonal
21526212.73757
Surface area
1390133504469366
Volume
3.526613700953E+21
Space diagonal
26364118.650823
Perimeter
45663993
Area
1.0032424412686E+14
Altitude
13182059.325412
Surface area
1.0032424412686E+14
Volume
4.1561541042821E+20
Height
7175404.2458567