38821457 is an odd 8-digits composite number following 38821456
and preceding 38821458 . In scientific notation, it is written as 3.8821457 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 38524980 positive integers (up to 38821457) that are relatively prime to 38821457.
38821457 has 4 divisors, whose sum is 39117936
The reverse of 38821457 is 75412883
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty-eight million eight hundred twenty-one thousand four hundred fifty-seven
Scientific notation
3.8821457 × 10^7
Engineering notation
3.8821457 × 10^6
Prime Factorization
131 × 296347
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38821457
Product of the distinct prime numbers
The prime factorization of 38821457 is 131 × 296347.
Since it has a total of 2 prime factors.
9 , 1 , 12 , 53 , 700 , 820 , 9899 , 9464 , 95703 , 74933 , 78888 , 156460 , 7999816 , 3467492 , 5830822 , 65601476 , 374954753 , 964837696 , 5078705514 , 9618595138
n×2
77642914
n×3
116464371
n×4
155285828
n×5
194107285
n÷2
19410728.5
n÷3
12940485.666667
n÷3
9705364.25
n÷5
7764291.4
n2
1507105523602849
n3
5.850803227901E+22
n4
2.2713670592742E+30
n5
8.817777862283E+37
2 √n
6230.6867197766
3 √n
338.60285080996
4 √n
78.934699085868
5 √n
32.946885465806
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
-38821456
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 38821457 can be divided by 4 positive divisors.
The sum of these divisors (counting 38821457) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010100000101111001010001
3
Ternary
2201001100000202
4
Quaternary
2110011321101
5
Quinary
34414241312
6
Senary
3504024545
8
Octal
224057121
10
Decimal
38821457
12
Duodecimal
11002155
16
Hexadecimal
2505e51
20
Vigesimal
c2cdch
36
Base36
n42tt
md5
e7411b255c400c4da1c1ef0cd20feb05
sha1
63af3ad4ce761a9f60cb44ab289c6368aa64bb04
sha256
f021130c62b0cd7f6ebb5549e971fb4026fa9108fd901cd4e57da391c74b7f22
sha512
cab1b07b3f4d64bdf17f954f32af2eac91b7fe8e7f5da1320a0f626c6782996ecaeb0b44912364fc6ed4c385a69dc715b2b802648a970dae258365a6ab3f2d91
ripemd-160
8ed361128674ea65d636166f7bf29ba6eda04aec
Diameter
77642914
Circumference
243922408.2257
Area
4.7347116411353E+15
Volume
2.4507787251165E+23
Surface area
1.8938846564541E+16
Circumference
243922408.2257
Perimeter
155285828
Area
1507105523602849
Diagonal
54901831.000484
Surface area
9042633141617094
Volume
5.850803227901E+22
Space diagonal
67240735.94785
Perimeter
116464371
Area
6.5259583481196E+14
Altitude
33620367.973925
Surface area
6.5259583481196E+14
Volume
6.8952377297283E+21
Height
18300610.333495