19257421 is an odd 8-digits composite number following 19257420
and preceding 19257422 . In scientific notation, it is written as 1.9257421 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 18159792 positive integers (up to 19257421) that are relatively prime to 19257421.
19257421 has 8 divisors, whose sum is 20386080
The reverse of 19257421 is 12475291
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
nineteen million two hundred fifty-seven thousand four hundred twenty-one
Scientific notation
1.9257421 × 10^7
Engineering notation
1.9257421 × 10^6
Prime Factorization
29 × 43 × 15443
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19257421
Product of the distinct prime numbers
The prime factorization of 19257421 is 29 × 43 × 15443.
Since it has a total of 3 prime factors.
4 , 4 , 55 , 44 , 514 , 228 , 1310 , 7325 , 65914 , 59337 , 792364 , 226967 , 7072549 , 5909587 , 11588446 , 29590968 , 406432006 , 680920070 , 7512834384 , 7634798421
n×2
38514842
n×3
57772263
n×4
77029684
n×5
96287105
n÷2
9628710.5
n÷3
6419140.3333333
n÷3
4814355.25
n÷5
3851484.2
n2
370848263571241
n3
7.1415811387104E+21
n4
1.375284345938E+29
n5
2.6484429644439E+36
2 √n
4388.3278136438
3 √n
268.03985540033
4 √n
66.244454965256
5 √n
28.636479446444
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
-19257420
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 19257421 can be divided by 8 positive divisors.
The sum of these divisors (counting 19257421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001001011101100001001101
3
Ternary
1100020101012211
4
Quaternary
1021131201031
5
Quinary
14412214141
6
Senary
1524430421
8
Octal
111354115
10
Decimal
19257421
12
Duodecimal
6548411
16
Hexadecimal
125d84d
20
Vigesimal
6073b1
36
Base36
bgr4d
md5
0d4176a7c895fb2aefc1f7a11582188d
sha1
739c88e56c1d44ec99a2146aa0d4b195f0a2320d
sha256
bd060d05564212bf870d782da272c7e30c5852552cfb3785d551d145fc04438d
sha512
45183d221aae05bb206c3c54fadeea75fd63d5ea0ece614818c46d055f71ab849aef8c1ba6596afc6de4cb6a3b091dad8fc72d656d420bb5a5917ced436f311e
ripemd-160
d3a18e07436bc9bc4b1b60070619c56e752c71d3
Diameter
38514842
Circumference
120997944.68137
Area
1.1650541804319E+15
Volume
2.9914585120517E+22
Surface area
4.6602167217278E+15
Circumference
120997944.68137
Perimeter
77029684
Area
370848263571241
Diagonal
27234105.954528
Surface area
2225089581427446
Volume
7.1415811387104E+21
Space diagonal
33354831.594744
Perimeter
57772263
Area
1.6058200860102E+14
Altitude
16677415.797372
Surface area
1.6058200860102E+14
Volume
8.4164340859601E+20
Height
9078035.3181762