38961915 is an odd 8-digits composite number following 38961914
and preceding 38961916 . In scientific notation, it is written as 3.8961915 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 20779680 positive integers (up to 38961915) that are relatively prime to 38961915.
38961915 has 4 divisors, whose sum is 41559392
The reverse of 38961915 is 51916983
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
thirty-eight million nine hundred sixty-one thousand nine hundred fifteen
Scientific notation
3.8961915 × 10^7
Engineering notation
3.8961915 × 10^6
Prime Factorization
15 × 2597461
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38961915
Product of the distinct prime numbers
The prime factorization of 38961915 is 15 × 2597461.
Since it has a total of 2 prime factors.
7 , 5 , 49 , 100 , 440 , 460 , 9152 , 1968 , 37172 , 88347 , 578486 , 1393 , 3278504 , 1509099 , 17221365 , 49133641 , 615333277 , 210959433 , 4978911099 , 9326043840
n×2
77923830
n×3
116885745
n×4
155847660
n×5
194809575
n÷2
19480957.5
n÷3
12987305
n÷3
9740478.75
n÷5
7792383
n2
1518030820467225
n3
5.9145387794424E+22
n4
2.3044175718884E+30
n5
8.9784521560422E+37
2 √n
6241.9480132407
3 √n
339.01072006893
4 √n
79.005999855965
5 √n
32.970691738231
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
-38961914
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 38961915 can be divided by 4 positive divisors.
The sum of these divisors (counting 38961915) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010100101000001011111011
3
Ternary
2201022110200220
4
Quaternary
2110220023323
5
Quinary
34433240130
6
Senary
3511031123
8
Octal
224501373
10
Decimal
38961915
12
Duodecimal
1106b4a3
16
Hexadecimal
25282fb
20
Vigesimal
c3a4ff
36
Base36
n737f
md5
e5ffc4df95a77c13b3bb00bb2a807d27
sha1
7abd63381d20a7b91ae50c0b8397b6384e463df1
sha256
8cad137c93a99f979a9c1f1a7b9c9e9d3842eb670c3383db9b81c492e2bbfb9d
sha512
d0404326ee1cec35a0e2550fb3b9149baccfaac3cac4ac2d3a68f6e7c6d58a0ce4b68868690f5f733feca59ebb7ad6aa549e21957d76eb7e2f8aa3ae67f01590
ripemd-160
e6acb860fc5acae911245a5b1d294bdfd3dde7e7
Diameter
77923830
Circumference
244804931.86758
Area
4.7690344735027E+15
Volume
2.4774762105158E+23
Surface area
1.9076137894011E+16
Circumference
244804931.86758
Perimeter
155847660
Area
1518030820467225
Diagonal
55100468.609028
Surface area
9108184922803350
Volume
5.9145387794424E+22
Space diagonal
67484016.34018
Perimeter
116885745
Area
6.5732662712618E+14
Altitude
33742008.17009
Surface area
6.5732662712618E+14
Volume
6.9703507975576E+21
Height
18366822.869676