20748045 is an odd 8-digits composite number following 20748044
and preceding 20748046 . In scientific notation, it is written as 2.0748045 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 11065616 positive integers (up to 20748045) that are relatively prime to 20748045.
20748045 has 4 divisors, whose sum is 22131264
The reverse of 20748045 is 54084702
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million seven hundred forty-eight thousand forty-five
Scientific notation
2.0748045 × 10^7
Engineering notation
2.0748045 × 10^6
Prime Factorization
15 × 1383203
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20748045
Product of the distinct prime numbers
The prime factorization of 20748045 is 15 × 1383203.
Since it has a total of 2 prime factors.
2 , 5 , 88 , 35 , 796 , 840 , 7386 , 3298 , 28031 , 59779 , 290375 , 809889 , 3736925 , 9581465 , 29380863 , 29207575 , 401229475 , 795905968 , 2638293612 , 9489461198
n×2
41496090
n×3
62244135
n×4
82992180
n×5
103740225
n÷2
10374022.5
n÷3
6916015
n÷3
5187011.25
n÷5
4149609
n2
430481371322025
n3
8.9316468638511E+21
n4
1.8531421105529E+29
n5
3.8449075901147E+36
2 √n
4555.0021953892
3 √n
274.78460268117
4 √n
67.490756369959
5 √n
29.066680456482
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
-20748044
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 20748045 can be divided by 4 positive divisors.
The sum of these divisors (counting 20748045) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001001011100001101
3
Ternary
1110001002222010
4
Quaternary
1033021130031
5
Quinary
20302414140
6
Senary
2020411433
8
Octal
117113415
10
Decimal
20748045
12
Duodecimal
6b46b79
16
Hexadecimal
13c970d
20
Vigesimal
69da25
36
Base36
ccpal
md5
45f8bd14031ac5d87e911e1d5b900972
sha1
e68bb1a8abc80739d7f6f575a0bce9044a6be39c
sha256
ab44b890f198da608aa148f49dc7cc0ca5a631890312e32aa8660afa183282fd
sha512
90d568cbd02b65ba8cbda65d84f4d572311f0e08cca6c563cc466555c431f7d1e99ef23c42ae2644c2714e567d680460068451055f7e095cc003d905a5c1e72a
ripemd-160
a717b2f85bfe86efaa7a8789a2fa8968b9d5ef24
Diameter
41496090
Circumference
130363811.4967
Area
1.3523971136525E+15
Volume
3.7412794895911E+22
Surface area
5.4095884546101E+15
Circumference
130363811.4967
Perimeter
82992180
Area
430481371322025
Diagonal
29342166.631727
Surface area
2582888227932150
Volume
8.9316468638511E+21
Space diagonal
35936668.097725
Perimeter
62244135
Area
1.8640390171042E+14
Altitude
17968334.048863
Surface area
1.8640390171042E+14
Volume
1.0526046774321E+21
Height
9780722.2105758