39897321 is an odd 8-digits composite number following 39897320
and preceding 39897322 . In scientific notation, it is written as 3.9897321 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 25198272 positive integers (up to 39897321) that are relatively prime to 39897321.
39897321 has 4 divisors, whose sum is 40597332
The reverse of 39897321 is 12379893
Previous prime number is 57
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
thirty-nine million eight hundred ninety-seven thousand three hundred twenty-one
Scientific notation
3.9897321 × 10^7
Engineering notation
3.9897321 × 10^6
Prime Factorization
57 × 699953
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
39897321
Product of the distinct prime numbers
The prime factorization of 39897321 is 57 × 699953.
Since it has a total of 2 prime factors.
10 , 6 , 31 , 55 , 361 , 559 , 4063 , 2690 , 26869 , 35854 , 392766 , 238078 , 8117701 , 4510002 , 59059769 , 81819039 , 53980513 , 271378733 , 6842037399 , 6683231713
n×2
79794642
n×3
119691963
n×4
159589284
n×5
199486605
n÷2
19948660.5
n÷3
13299107
n÷3
9974330.25
n÷5
7979464.2
n2
1591796222977041
n3
6.3508404874703E+22
n4
2.533815215484E+30
n5
1.0109243900685E+38
2 √n
6316.4326165962
3 √n
341.70230755175
4 √n
79.475987672983
5 √n
33.127506433133
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
-39897320
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 39897321 can be divided by 4 positive divisors.
The sum of these divisors (counting 39897321) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011000001100100011101001
3
Ternary
2210001222211120
4
Quaternary
2120030203221
5
Quinary
40203203241
6
Senary
3543045453
8
Octal
230144351
10
Decimal
39897321
12
Duodecimal
11440889
16
Hexadecimal
260c8e9
20
Vigesimal
c97361
36
Base36
nr4yx
md5
e3a0fc046d890950eeeb6ff9f0ac5e96
sha1
61de2f3a67eb5cb1d8d7416e3fd03b8a26e88d77
sha256
b216f95e6d658f769323759568139b2aca1da4ff357be3efa09727255a7ede82
sha512
f3128ea625e9531b11ac1c87fdabbe416a93c25f6641920feafe6a38c1f32b89d84f1d31cb18d73b94169e1b487d2b8e055fe1c1b693fd965093979d8dc2ea7c
ripemd-160
597ef2e79829ba9c9bbf2453f8f6e0a752b52bc0
Diameter
79794642
Circumference
250682261.10303
Area
5.0007753201167E+15
Volume
2.6602338426076E+23
Surface area
2.0003101280467E+16
Circumference
250682261.10303
Perimeter
159589284
Area
1591796222977041
Diagonal
56423332.460553
Surface area
9550777337862246
Volume
6.3508404874703E+22
Space diagonal
69104187.057885
Perimeter
119691963
Area
6.8926798337312E+14
Altitude
34552093.528942
Surface area
6.8926798337312E+14
Volume
7.4845372915405E+21
Height
18807777.486851