38969921 is an odd 8-digits composite number following 38969920
and preceding 38969922 . In scientific notation, it is written as 3.8969921 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 38591280 positive integers (up to 38969921) that are relatively prime to 38969921.
38969921 has 8 divisors, whose sum is 39350784
The reverse of 38969921 is 12996983
Previous prime number is 547
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
thirty-eight million nine hundred sixty-nine thousand nine hundred twenty-one
Scientific notation
3.8969921 × 10^7
Engineering notation
3.8969921 × 10^6
Prime Factorization
191 × 547 × 373
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38969921
Product of the distinct prime numbers
The prime factorization of 38969921 is 191 × 547 × 373.
Since it has a total of 3 prime factors.
7 , 7 , 78 , 87 , 438 , 601 , 8892 , 4412 , 3624 , 88440 , 388961 , 204458 , 6735611 , 3451750 , 14256289 , 91025736 , 642057274 , 538793606 , 8097575106 , 4735662964
n×2
77939842
n×3
116909763
n×4
155879684
n×5
194849605
n÷2
19484960.5
n÷3
12989973.666667
n÷3
9742480.25
n÷5
7793984.2
n2
1518654742746241
n3
5.9181855351096E+22
n4
2.3063122276657E+30
n5
8.9876805313464E+37
2 √n
6242.589286506
3 √n
339.0339387595
4 √n
79.010058135063
5 √n
32.972046608313
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
-38969920
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 38969921 can be divided by 8 positive divisors.
The sum of these divisors (counting 38969921) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100101010001001000001
3
Ternary
2201022212200102
4
Quaternary
2110222021001
5
Quinary
34434014141
6
Senary
3511132145
8
Octal
224521101
10
Decimal
38969921
12
Duodecimal
11074055
16
Hexadecimal
252a241
20
Vigesimal
c3b4g1
36
Base36
n79dt
md5
aa1d4540de82cbafeba9ef38ff75907b
sha1
07be48c0c7416b357ec4c5c1ebb6dd478224ab97
sha256
deda63044cdaa3728b6c7026f93c1dfc7205196a7412351c47b61f09242c28c6
sha512
6eaac2c91400207bf2a7f84e367b17d75dd8a4a5477abe9b20b53a7072a05ebc544f6c2f443969e470e6efd97f1e1622f966b8189579f827d9413d8dd7b2e05a
ripemd-160
888b55d463e67d694a6ffa26b33df76d246ff80a
Diameter
77939842
Circumference
244855235.04915
Area
4.7709945831509E+15
Volume
2.4790037599576E+23
Surface area
1.9083978332604E+16
Circumference
244855235.04915
Perimeter
155879684
Area
1518654742746241
Diagonal
55111790.802808
Surface area
9111928456477446
Volume
5.9181855351096E+22
Space diagonal
67497883.138945
Perimeter
116909763
Area
6.5759679339798E+14
Altitude
33748941.569473
Surface area
6.5759679339798E+14
Volume
6.9746485403269E+21
Height
18370596.934269