38442942 is an even 8-digits composite number following 38442941
and preceding 38442943 . In scientific notation, it is written as 3.8442942 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 12814308 positive integers (up to 38442942) that are relatively prime to 38442942.
38442942 has 8 divisors, whose sum is 64071600
The reverse of 38442942 is 24924483
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
thirty-eight million four hundred forty-two thousand nine hundred forty-two
Scientific notation
3.8442942 × 10^7
Engineering notation
3.8442942 × 10^6
Prime Factorization
2 × 9 × 2135719
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38442942
Product of the distinct prime numbers
The prime factorization of 38442942 is 2 × 9 × 2135719.
Since it has a total of 3 prime factors.
5 , 4 , 68 , 18 , 441 , 42 , 7191 , 3031 , 7385 , 94035 , 231513 , 404585 , 2355541 , 7504854 , 27882299 , 89668116 , 5710644 , 493491667 , 9982552238 , 9095246577
n×2
76885884
n×3
115328826
n×4
153771768
n×5
192214710
n÷2
19221471
n÷3
12814314
n÷3
9610735.5
n÷5
7688588.4
n2
1477859789615364
n3
5.6813278176316E+22
n4
2.184069557762E+30
n5
8.3962059333009E+37
2 √n
6200.2372535251
3 √n
337.4987785964
4 √n
78.741585287096
5 √n
32.882386010994
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
-38442941
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 38442942 can be divided by 8 positive divisors.
The sum of these divisors (counting 38442942) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010010101001011110111110
3
Ternary
2200100002210200
4
Quaternary
2102221132332
5
Quinary
34320133232
6
Senary
3451544330
8
Octal
222513676
10
Decimal
38442942
12
Duodecimal
10a5b0a6
16
Hexadecimal
24a97be
20
Vigesimal
c05772
36
Base36
mvyri
md5
fa97fb4c7cea9ea18b8b6a9665f1a425
sha1
119eacc463a37f7743ac89db39d4d4f250041d1a
sha256
dfa7e89b27bc73916ce91a1acdd3d256fb730f899b18b7c16484c07e17425508
sha512
aaadb7fe0c3d2f60c538c735ddde4746810fea00d313f0dd2c08d51e3175bc5721aef18577e5a97ef2a2c9da849f5970441c214e115856c6714f214d32bf3c70
ripemd-160
a675a0efa8a5425917add03cc2959d4b45c4034a
Diameter
76885884
Circumference
241544128.33916
Area
4.6428334580914E+15
Volume
2.3797890312676E+23
Surface area
1.8571333832366E+16
Circumference
241544128.33916
Perimeter
153771768
Area
1477859789615364
Diagonal
54366529.953922
Surface area
8867158737692184
Volume
5.6813278176316E+22
Space diagonal
66585128.736424
Perimeter
115328826
Area
6.3993206051922E+14
Altitude
33292564.368212
Surface area
6.3993206051922E+14
Volume
6.6955090433184E+21
Height
18122176.651307