21490153 is an odd 8-digits composite number following 21490152
and preceding 21490154 . In scientific notation, it is written as 2.1490153 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 20913984 positive integers (up to 21490153) that are relatively prime to 21490153.
21490153 has 8 divisors, whose sum is 22070048
The reverse of 21490153 is 35109412
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million four hundred ninety thousand one hundred fifty-three
Scientific notation
2.1490153 × 10^7
Engineering notation
2.1490153 × 10^6
Prime Factorization
337 × 43 × 1483
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21490153
Product of the distinct prime numbers
The prime factorization of 21490153 is 337 × 43 × 1483.
Since it has a total of 3 prime factors.
6 , 3 , 67 , 33 , 902 , 514 , 9151 , 6366 , 20091 , 31159 , 230685 , 105267 , 5497450 , 2224897 , 91029012 , 83365142 , 217620609 , 730743830 , 2317134346 , 2366746022
n×2
42980306
n×3
64470459
n×4
85960612
n×5
107450765
n÷2
10745076.5
n÷3
7163384.3333333
n÷3
5372538.25
n÷5
4298030.6
n2
461826675963409
n3
9.9247259259351E+21
n4
2.1328387863141E+29
n5
4.5835031842225E+36
2 √n
4635.7472968228
3 √n
278.02243060391
4 √n
68.086322391673
5 √n
29.271697034022
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
-21490152
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 21490153 can be divided by 8 positive divisors.
The sum of these divisors (counting 21490153) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111110100111101001
3
Ternary
1111102210221121
4
Quaternary
1101332213221
5
Quinary
21000141103
6
Senary
2044335241
8
Octal
121764751
10
Decimal
21490153
12
Duodecimal
7244521
16
Hexadecimal
147e9e9
20
Vigesimal
6e657d
36
Base36
cslwp
md5
7034e30dcb5f1a67ed8c0ce9e029ae3e
sha1
17fc15caff262db7e7fa9a47b0586c7ade414efe
sha256
10fe42658cef3df8b5788b12a3ea893a8dd80ee222a76a63b2b0199297c805be
sha512
24cfcff2982319cac1a760b79e08b1bced1d76f82b5f8457a4bf7790b974db0c1d201de29f81a0d15f5bbd47e15cbe582872a0dcdf18b9ed8104ddc210a1c99d
ripemd-160
d1ad9c010ce02ca1b71eae650a411301d0e1be58
Diameter
42980306
Circumference
135026613.57864
Area
1.4508712924384E+15
Volume
4.1572594743746E+22
Surface area
5.8034851697538E+15
Circumference
135026613.57864
Perimeter
85960612
Area
461826675963409
Diagonal
30391665.830073
Surface area
2770960055780454
Volume
9.9247259259351E+21
Space diagonal
37222036.858429
Perimeter
64470459
Area
1.9997681676482E+14
Altitude
18611018.429214
Surface area
1.9997681676482E+14
Volume
1.1696401672744E+21
Height
10130555.276691