20453749 is an odd 8-digits prime number following 20453748
and preceding 20453750 . In scientific notation, it is written as 2.0453749 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 20453748 positive integers (up to 20453749) that are relatively prime to 20453749.
20453749 has 2 divisors, whose sum is 20453750
The reverse of 20453749 is 94735402
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million four hundred fifty-three thousand seven hundred forty-nine
Scientific notation
2.0453749 × 10^7
Engineering notation
2.0453749 × 10^6
Prime Factorization
20453749
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20453749
Product of the distinct prime numbers
The prime factorization of 20453749 is 20453749.
Since it has a total of 1 prime factors.
5 , 5 , 8 , 21 , 429 , 966 , 3502 , 219 , 53253 , 62225 , 371855 , 35153 , 5443429 , 7948141 , 23887900 , 38808044 , 54977064 , 857373263 , 1660540653 , 1233443443
n×2
40907498
n×3
61361247
n×4
81814996
n×5
102268745
n÷2
10226874.5
n÷3
6817916.3333333
n÷3
5113437.25
n÷5
4090749.8
n2
418355848155001
n3
8.5569455108445E+21
n4
1.7502161568549E+29
n5
3.5798481968055E+36
2 √n
4522.5821164463
3 √n
273.4792041468
4 √n
67.250145847026
5 √n
28.983750627783
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20453750
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10226875
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4522.5822270026
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999022184
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20453749 can be divided by 2 positive divisors.
The sum of these divisors (counting 20453749) is 20453750, the average is 10226875.
Base
System
Value
2
Binary
1001110000001100101110101
3
Ternary
1102111011021021
4
Quaternary
1032001211311
5
Quinary
20214004444
6
Senary
2010221141
8
Octal
116014565
10
Decimal
20453749
12
Duodecimal
6a247b1
16
Hexadecimal
1381975
20
Vigesimal
67ge79
36
Base36
c6e7p
md5
26fa400e5dd4b977b4a668f36a01a104
sha1
7ff9c60eb67e0a5f6d2a833270aae3b58c100910
sha256
f95ecdf21e1f5f8fbd42e5742672f56cd75c0b956ef53ef74680092912dac1a8
sha512
783f6d224030229e8bcb5cef79ff85a1289645c28257a1050ea9b1c36ce7a311d5ab1769bcc8d2ac1245b5e5bead7ee9142920752d0b60e38240ed3641f220b2
ripemd-160
fcc1ee1deb30950d90cc0c4a749d6ab54d568c1d
Diameter
40907498
Circumference
128514695.19354
Area
1.3143036591501E+15
Volume
3.5843249538716E+22
Surface area
5.2572146366003E+15
Circumference
128514695.19354
Perimeter
81814996
Area
418355848155001
Diagonal
28925969.237175
Surface area
2510135088930006
Volume
8.5569455108445E+21
Space diagonal
35426932.473261
Perimeter
61361247
Area
1.8115339616201E+14
Altitude
17713466.236631
Surface area
1.8115339616201E+14
Volume
1.0084456994937E+21
Height
9641989.745725