20921673 is an odd 8-digits composite number following 20921672
and preceding 20921674 . In scientific notation, it is written as 2.0921673 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13466768 positive integers (up to 20921673) that are relatively prime to 20921673.
20921673 has 8 divisors, whose sum is 28857600
The reverse of 20921673 is 37612902
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million nine hundred twenty-one thousand six hundred seventy-three
Scientific notation
2.0921673 × 10^7
Engineering notation
2.0921673 × 10^6
Prime Factorization
3 × 29 × 240479
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20921673
Product of the distinct prime numbers
The prime factorization of 20921673 is 3 × 29 × 240479.
Since it has a total of 3 prime factors.
9 , 7 , 98 , 13 , 341 , 894 , 2023 , 5625 , 26625 , 58647 , 706380 , 239817 , 1152589 , 7310009 , 35083273 , 28665060 , 780020170 , 999803431 , 4141866286 , 5393651714
n×2
41843346
n×3
62765019
n×4
83686692
n×5
104608365
n÷2
10460836.5
n÷3
6973891
n÷3
5230418.25
n÷5
4184334.6
n2
437716401118929
n3
9.1577594109471E+21
n4
1.9159564780851E+29
n5
4.0085014916728E+36
2 √n
4574.021534711
3 √n
275.5489771874
4 √n
67.631512882021
5 √n
29.115166764428
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
-20921672
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 20921673 can be divided by 8 positive divisors.
The sum of these divisors (counting 20921673) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111110011110101001001
3
Ternary
1110100221010210
4
Quaternary
1033303311021
5
Quinary
20323443143
6
Senary
2024231333
8
Octal
117636511
10
Decimal
20921673
12
Duodecimal
700b549
16
Hexadecimal
13f3d49
20
Vigesimal
6af43d
36
Base36
cgf9l
md5
c90895b35f5ec1620e3d2d0c5a11d12a
sha1
d48d47693b214599dec4f8c8b06ddc01e253afa4
sha256
dceaf4ef582f4e0d1abbf6a25d10ac098ec57f5b78bf5385b95d193e364ec754
sha512
ee671b363cfa8df6152373708e096a56e9746ad9e759def14add58d347686c8e424ce5716dd3cc699a44a2b502d82cdc0eec171b3bd49fe00cbfa6f887f254c8
ripemd-160
94c2885260dfe12e3f94eab23fd1573d0cd389f4
Diameter
41843346
Circumference
131454748.39522
Area
1.375126630111E+15
Volume
3.8359932918365E+22
Surface area
5.500506520444E+15
Circumference
131454748.39522
Perimeter
83686692
Area
437716401118929
Diagonal
29587713.704135
Surface area
2626298406713574
Volume
9.1577594109471E+21
Space diagonal
36237400.615342
Perimeter
62765019
Area
1.8953676151105E+14
Altitude
18118700.307671
Surface area
1.8953676151105E+14
Volume
1.0792522966593E+21
Height
9862571.2347117