39781372 is an even 8-digits composite number following 39781371
and preceding 39781373 . In scientific notation, it is written as 3.9781372 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 6 positive divisors.
There are 19890684 positive integers (up to 39781372) that are relatively prime to 39781372.
39781372 has 6 divisors, whose sum is 69617408
The reverse of 39781372 is 27318793
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
thirty-nine million seven hundred eighty-one thousand three hundred seventy-two
Scientific notation
3.9781372 × 10^7
Engineering notation
3.9781372 × 10^6
Prime Factorization
2 × 2 × 9945343
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19890686
Product of the distinct prime numbers
The prime factorization of 39781372 is 2 × 2 × 9945343.
Since it has a total of 3 prime factors.
3 , 4 , 100 , 79 , 69 , 401 , 5070 , 6968 , 95870 , 96132 , 215847 , 685940 , 1230695 , 8303054 , 44184144 , 4168706 , 716120968 , 243622387 , 9440956990 , 9002573322
n×2
79562744
n×3
119344116
n×4
159125488
n×5
198906860
n÷2
19890686
n÷3
13260457.333333
n÷3
9945343
n÷5
7956274.4
n2
1582557558202384
n3
6.2956310934261E+22
n4
2.5044884250235E+30
n5
9.9631985705554E+37
2 √n
6307.2475771924
3 √n
341.37096964893
4 √n
79.418181653778
5 √n
33.108229077514
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-39781371
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 39781372 can be divided by 6 positive divisors.
The sum of these divisors (counting 39781372) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
10010111110000001111111100
3
Ternary
2202212002210011
4
Quaternary
2113300033330
5
Quinary
40141000442
6
Senary
3540353004
8
Octal
227601774
10
Decimal
39781372
12
Duodecimal
113a5764
16
Hexadecimal
25f03fc
20
Vigesimal
c8cd8c
36
Base36
noni4
md5
27a9859499234a3a95733d37677e66ee
sha1
bf01ecdfb2c9cee43cf4626f54b0920ae52631cf
sha256
43465fdacb65c44bbc5a3cd5f2625ffa168bd4c32bfde102770910f9f361fb8a
sha512
9beffbe0a2bbe84776e3ed6aeb4707fcdc8227b5b3468c6f973c306fcf2fede7abeb7974bef1d53ee4105ebaad9abe4347b9f1b687b6691a99da24b6beb7cc1e
ripemd-160
3b27033eea1e431f1c4af8a7f4c1d492f0581971
Diameter
79562744
Circumference
249953732.04985
Area
4.9717511987316E+15
Volume
2.6371077857092E+23
Surface area
1.9887004794926E+16
Circumference
249953732.04985
Perimeter
159125488
Area
1582557558202384
Diagonal
56259355.812209
Surface area
9495345349214304
Volume
6.2956310934261E+22
Space diagonal
68903357.498798
Perimeter
119344116
Area
6.8526752417717E+14
Altitude
34451678.749399
Surface area
6.8526752417717E+14
Volume
7.4194723966841E+21
Height
18753118.60407