38992721 is an odd 8-digits composite number following 38992720
and preceding 38992722 . In scientific notation, it is written as 3.8992721 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 38976000 positive integers (up to 38992721) that are relatively prime to 38992721.
38992721 has 4 divisors, whose sum is 39009444
The reverse of 38992721 is 12729983
Previous prime number is 2801
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
thirty-eight million nine hundred ninety-two thousand seven hundred twenty-one
Scientific notation
3.8992721 × 10^7
Engineering notation
3.8992721 × 10^6
Prime Factorization
2801 × 13921
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38992721
Product of the distinct prime numbers
The prime factorization of 38992721 is 2801 × 13921.
Since it has a total of 2 prime factors.
5 , 2 , 92 , 64 , 254 , 465 , 1304 , 1741 , 9521 , 63610 , 43233 , 177650 , 235351 , 6621213 , 19219927 , 20679357 , 950165811 , 968083140 , 2255915220 , 618396928
n×2
77985442
n×3
116978163
n×4
155970884
n×5
194963605
n÷2
19496360.5
n÷3
12997573.666667
n÷3
9748180.25
n÷5
7798544.2
n2
1520432290983841
n3
5.9285792121724E+22
n4
2.3117143514664E+30
n5
9.0140032738424E+37
2 √n
6244.4151847871
3 √n
339.10004501597
4 √n
79.021612137358
5 √n
32.975903874494
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
-38992720
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 38992721 can be divided by 4 positive divisors.
The sum of these divisors (counting 38992721) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010100101111101101010001
3
Ternary
2201101000221212
4
Quaternary
2110233231101
5
Quinary
34440231341
6
Senary
3511425505
8
Octal
224575521
10
Decimal
38992721
12
Duodecimal
11085295
16
Hexadecimal
252fb51
20
Vigesimal
c3e1g1
36
Base36
n7qz5
md5
daca7ef62c43bfd4fa7f5c0956077c7d
sha1
bd40cd11e87e64fd100fe505dbd439766767866f
sha256
a1db6a5676e0345110b1bad9f974efa13a5d9af13b5889dd86a8f899739a5432
sha512
22e2da252e7cf9232da617a983eb26bd19af6267f0ca5e2069c4eb5319b424b85f49116e035c5f40223cd1f7a2c4d1430388ef7f9c93f7de236a9aef3007f9e2
ripemd-160
cb35614295f99919387a642782109a6f8e1205a6
Diameter
77985442
Circumference
244998491.67415
Area
4.7765789156355E+15
Volume
2.4833574532248E+23
Surface area
1.9106315662542E+16
Circumference
244998491.67415
Perimeter
155970884
Area
1520432290983841
Diagonal
55144034.87203
Surface area
9122593745903046
Volume
5.9285792121724E+22
Space diagonal
67537373.897358
Perimeter
116978163
Area
6.5836649436309E+14
Altitude
33768686.948679
Surface area
6.5836649436309E+14
Volume
6.9868976062145E+21
Height
18381344.957343