15228021 is an odd 8-digits composite number following 15228020
and preceding 15228022 . In scientific notation, it is written as 1.5228021 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 10112000 positive integers (up to 15228021) that are relatively prime to 15228021.
15228021 has 8 divisors, whose sum is 20384064
The reverse of 15228021 is 12082251
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
fifteen million two hundred twenty-eight thousand twenty-one
Scientific notation
1.5228021 × 10^7
Engineering notation
1.5228021 × 10^6
Prime Factorization
3 × 257 × 19751
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15228021
Product of the distinct prime numbers
The prime factorization of 15228021 is 3 × 257 × 19751.
Since it has a total of 3 prime factors.
5 , 6 , 91 , 35 , 147 , 871 , 3666 , 776 , 89809 , 43030 , 463820 , 224658 , 5038056 , 7154779 , 16231981 , 77725516 , 28988577 , 703174447 , 3569935634 , 2907849631
n×2
30456042
n×3
45684063
n×4
60912084
n×5
76140105
n÷2
7614010.5
n÷3
5076007
n÷3
3807005.25
n÷5
3045604.2
n2
231892623576441
n3
3.5312657415671E+21
n4
5.3774188869165E+28
n5
8.1887447735761E+35
2 √n
3902.3097006773
3 √n
247.86459070814
4 √n
62.468469652116
5 √n
27.323019584238
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-15228020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15228021 can be divided by 8 positive divisors.
The sum of these divisors (counting 15228021) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010000101110001110101
3
Ternary
1001122122220210
4
Quaternary
322011301311
5
Quinary
12344244041
6
Senary
1302220033
8
Octal
72056165
10
Decimal
15228021
12
Duodecimal
5124619
16
Hexadecimal
e85c75
20
Vigesimal
4f3a11
36
Base36
92e0l
md5
2685efbe40a86d36de7655ccfc7bd221
sha1
ab75eddf7dfbb9ea3dfd730e79e1ee4e69724431
sha256
be0fc3e0c5f48568c5e50fef392eaff7b0643e9725a981791713d7e7c6c32ae4
sha512
3736482befac6d5ca3f4779011cd6607f2c7b47e47162e923beccf8de62dac045865462b20efde7d69d9a9bf22671824c85ba337c5ba6a5547beddd28abf14ed
ripemd-160
e763d923a0d0ecf3b4b29f0338df249097861730
Diameter
30456042
Circumference
95680477.804622
Area
7.2851216264941E+14
Volume
1.4791731348774E+22
Surface area
2.9140486505976E+15
Circumference
95680477.804622
Perimeter
60912084
Area
231892623576441
Diagonal
21535673.826302
Surface area
1391355741458646
Volume
3.5312657415671E+21
Space diagonal
26375706.070726
Perimeter
45684063
Area
1.0041245148371E+14
Altitude
13187853.035363
Surface area
1.0041245148371E+14
Volume
4.1616365867231E+20
Height
7178557.9421008