20215998 is an even 8-digits composite number following 20215997
and preceding 20215999 . In scientific notation, it is written as 2.0215998 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 6126000 positive integers (up to 20215998) that are relatively prime to 20215998.
20215998 has 8 divisors, whose sum is 30630600
The reverse of 20215998 is 89951202
Previous prime number is 99
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million two hundred fifteen thousand nine hundred ninety-eight
Scientific notation
2.0215998 × 10^7
Engineering notation
2.0215998 × 10^6
Prime Factorization
2 × 99 × 102101
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20215998
Product of the distinct prime numbers
The prime factorization of 20215998 is 2 × 99 × 102101.
Since it has a total of 3 prime factors.
4 , 8 , 58 , 12 , 270 , 485 , 8921 , 4148 , 17960 , 29256 , 825599 , 219673 , 5600791 , 6162642 , 37053646 , 17491784 , 755015078 , 38181204 , 7807485292 , 8958044092
n×2
40431996
n×3
60647994
n×4
80863992
n×5
101079990
n÷2
10107999
n÷3
6738666
n÷3
5053999.5
n÷5
4043199.6
n2
408686575136004
n3
8.2620069855763E+21
n4
1.670247166964E+29
n5
3.3765713386849E+36
2 √n
4496.2204127467
3 √n
272.41544608927
4 √n
67.05386202708
5 √n
28.916054671119
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
-20215997
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 20215998 can be divided by 8 positive divisors.
The sum of these divisors (counting 20215998) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000111100010111110
3
Ternary
1102001002010200
4
Quaternary
1031013202332
5
Quinary
20133402443
6
Senary
2001144330
8
Octal
115074276
10
Decimal
20215998
12
Duodecimal
692b0a6
16
Hexadecimal
13478be
20
Vigesimal
666jji
36
Base36
c1ari
md5
d197c15609a1b58c6b5cb1371e68e6cb
sha1
a7d0a28dd3d8b6593e146de21bc228cea6066f98
sha256
0663403458e5447692c33e42b56346739d45cada598d4a4ed8ac5b63f2905039
sha512
2573b2a4806c18d830d335471db8188b91c9e57f0054c7587c25600cb9fa86c6c46775a3585caaf7dbc36e97e21f7675abdbf31c3007deee909e7be009af4a2e
ripemd-160
728caa82c84b59612fa772eee51b63f74b7af37e
Diameter
40431996
Circumference
127020861.60357
Area
1.283926742068E+15
Volume
3.4607813933059E+22
Surface area
5.1357069682722E+15
Circumference
127020861.60357
Perimeter
80863992
Area
408686575136004
Diagonal
28589738.548507
Surface area
2452119450816024
Volume
8.2620069855763E+21
Space diagonal
35015135.661711
Perimeter
60647994
Area
1.7696647812672E+14
Altitude
17507567.830855
Surface area
1.7696647812672E+14
Volume
9.7368686095194E+20
Height
9529912.8495025