38493721 is an odd 8-digits composite number following 38493720
and preceding 38493722 . In scientific notation, it is written as 3.8493721 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 32994612 positive integers (up to 38493721) that are relatively prime to 38493721.
38493721 has 4 divisors, whose sum is 43992832
The reverse of 38493721 is 12739483
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirty-eight million four hundred ninety-three thousand seven hundred twenty-one
Scientific notation
3.8493721 × 10^7
Engineering notation
3.8493721 × 10^6
Prime Factorization
7 × 5499103
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38493721
Product of the distinct prime numbers
The prime factorization of 38493721 is 7 × 5499103.
Since it has a total of 2 prime factors.
5 , 9 , 88 , 65 , 282 , 577 , 5951 , 1021 , 26649 , 24378 , 15490 , 143033 , 3848506 , 6332942 , 30646704 , 69589938 , 359185483 , 912897990 , 4616145946 , 5875368226
n×2
76987442
n×3
115481163
n×4
153974884
n×5
192468605
n÷2
19246860.5
n÷3
12831240.333333
n÷3
9623430.25
n÷5
7698744.2
n2
1481766556425841
n3
5.7038708410187E+22
n4
2.1956321277421E+30
n5
8.4518050543941E+37
2 √n
6204.3308261246
3 √n
337.64731310292
4 √n
78.767574712724
5 √n
32.891068245365
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
-38493720
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 38493721 can be divided by 4 positive divisors.
The sum of these divisors (counting 38493721) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010010110101111000011001
3
Ternary
2200102200110101
4
Quaternary
2102311320121
5
Quinary
34323244341
6
Senary
3453015401
8
Octal
222657031
10
Decimal
38493721
12
Duodecimal
10a84561
16
Hexadecimal
24b5e19
20
Vigesimal
c0be61
36
Base36
mx1y1
md5
6f97d251ae472e576949cb0340a84267
sha1
c2a495f96712af5851d03abe8b75cefaf817a4d7
sha256
6d29fc63cdc1b164de2e8878da3276151595f385954e8744da11aec3c416d57e
sha512
08fdac4d6d8eae452a71b86aa1a080b6ca14bdb1d7e3fc33177b84af09f5eefe2755a296817043fd4253b2073fdf2b0736f712696aa7ee0c94535d226ebe38d0
ripemd-160
49078bf2825c78cf9b9fcc31896324eb868d1624
Diameter
76987442
Circumference
241863182.20587
Area
4.6551069280025E+15
Volume
2.3892318308226E+23
Surface area
1.862042771201E+16
Circumference
241863182.20587
Perimeter
153974884
Area
1481766556425841
Diagonal
54438342.304406
Surface area
8890599338555046
Volume
5.7038708410187E+22
Space diagonal
66673080.544381
Perimeter
115481163
Area
6.4162374017148E+14
Altitude
33336540.272191
Surface area
6.4162374017148E+14
Volume
6.7220762511609E+21
Height
18146114.101469