16542021 is an odd 8-digits composite number following 16542020
and preceding 16542022 . In scientific notation, it is written as 1.6542021 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 11028012 positive integers (up to 16542021) that are relatively prime to 16542021.
16542021 has 4 divisors, whose sum is 22056032
The reverse of 16542021 is 12024561
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
sixteen million five hundred forty-two thousand twenty-one
Scientific notation
1.6542021 × 10^7
Engineering notation
1.6542021 × 10^6
Prime Factorization
3 × 5514007
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
16542021
Product of the distinct prime numbers
The prime factorization of 16542021 is 3 × 5514007.
Since it has a total of 2 prime factors.
2 , 4 , 90 , 2 , 516 , 953 , 663 , 1608 , 29263 , 28155 , 991528 , 768761 , 9223753 , 8929580 , 47060433 , 93943409 , 371758258 , 512061553 , 271673152 , 4530980212
n×2
33084042
n×3
49626063
n×4
66168084
n×5
82710105
n÷2
8271010.5
n÷3
5514007
n÷3
4135505.25
n÷5
3308404.2
n2
273638458764441
n3
4.526533131289E+21
n4
7.4878006114979E+28
n5
1.2386335495921E+36
2 √n
4067.1883408566
3 √n
254.79810239553
4 √n
63.77451168654
5 √n
27.779070730639
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
-16542020
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 16542021 can be divided by 4 positive divisors.
The sum of these divisors (counting 16542021) is 1, the average is 0.25.
Base
System
Value
2
Binary
111111000110100101000101
3
Ternary
1011010102101110
4
Quaternary
333012211011
5
Quinary
13213321041
6
Senary
1350315233
8
Octal
77064505
10
Decimal
16542021
12
Duodecimal
5658b19
16
Hexadecimal
fc6945
20
Vigesimal
537f11
36
Base36
9ujwl
md5
44202bd3aeb638db1df257849df9b3ee
sha1
7d4aa4c2a1a30b2c976ffce1f2bc3a76fae000df
sha256
f66e8f0b82c6affa26e2d5c552ef0bafca25b017551f42f7cc07fb43d3c08f20
sha512
481fa1db2ae3bf9b229831e665478ba54ed3949f182c6749828154c19434c51a496de1304597709cf929f484e8b3a4a90a8cbfb51a07a8b54139b45fed0c595e
ripemd-160
f82f16c32098fe9d7b3f44b8eb5cb673a90e7c8f
Diameter
33084042
Circumference
103936583.29826
Area
8.59660571794E+14
Volume
1.8960697641985E+22
Surface area
3.438642287176E+15
Circumference
103936583.29826
Perimeter
66168084
Area
273638458764441
Diagonal
23393950.447261
Surface area
1641830752586646
Volume
4.526533131289E+21
Space diagonal
28651620.831871
Perimeter
49626063
Area
1.1848892837121E+14
Altitude
14325810.415936
Surface area
1.1848892837121E+14
Volume
5.3345704540001E+20
Height
7797983.4824202