38157421 is an odd 8-digits prime number following 38157420
and preceding 38157422 . In scientific notation, it is written as 3.8157421 × 10^7.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 38157420 positive integers (up to 38157421) that are relatively prime to 38157421.
38157421 has 2 divisors, whose sum is 38157422
The reverse of 38157421 is 12475183
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 31 Digital Root 4
Name
thirty-eight million one hundred fifty-seven thousand four hundred twenty-one
Scientific notation
3.8157421 × 10^7
Engineering notation
3.8157421 × 10^6
Prime Factorization
38157421
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
38157421 Product of the distinct prime numbers
The prime factorization of 38157421 is 38157421.
Since it has a total of 1 prime factors.
5 , 3 , 38 , 59 , 837 , 629 , 6138 , 1197 , 42151 , 78629 , 768664 , 449457 , 7322231 , 403575 , 72209316 , 34937710 , 983484323 , 51425167 , 6708600783 , 9249833757
n×2
76314842
n×3
114472263
n×4
152629684
n×5
190787105
n÷2
19078710.5
n÷3
12719140.333333
n÷3
9539355.25
n÷5
7631484.2
n2
1455988777371241
n3
5.555677674943E+22
n4
2.119903319831E+30
n5
8.0890043454089E+37
2 √n6177.1693355452
3 √n336.66115153967
4 √n78.594970166959
5 √n32.833395853663
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
38157422 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
19078711 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
6177.1694164884 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999475856 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38157421 can be divided by 2 positive divisors.
The sum of these divisors (counting 38157421) is 38157422, the average is 19078711.
Base
System
Value
2
Binary
10010001100011110001101101
3
Ternary
2122210121010211
4
Quaternary
2101203301231
5
Quinary
34232014141
6
Senary
3441502421
8
Octal
221436155
10
Decimal
38157421
12
Duodecimal
10941a11
16
Hexadecimal
2463c6d
20
Vigesimal
bi9db1
36
Base36
mpugd
md5
33bdb4c6c6a4201d7005d0d2d78785f7
sha1
9090e9b98bd35d3d9f78b5c3a84304ad48e3d4ad
sha256
76156d9fa412fda10c42f3f93e72f792ee779d6a6b14618a06c6e5dbbbfe85f2
sha512
2c0785e5fbcd64fe303e9ad7b79f016bc2ae4ed1795218b889761288f2102b6dd0b0db91353cc4f26130dc21b0e89cf935b8d3f06040e86ea3243c75787fdc50
ripemd-160
47052abaac08bea1d69d2043aed82c9acb1bc703
Diameter
76314842
Circumference
239750146.98707
Area
4.5741236466987E+15
Volume
2.3271568225752E+23
Surface area
1.8296494586795E+16
Circumference
239750146.98707
Perimeter
152629684
Area
1455988777371241
Diagonal
53962742.28338
Surface area
8735932664227446
Volume
5.555677674943E+22
Space diagonal
66090591.857796
Perimeter
114472263
Area
6.3046163441427E+14
Altitude
33045295.928898
Surface area
6.3046163441427E+14
Volume
6.5474289300648E+21
Height
17987580.761127