38691897 is an odd 8-digits composite number following 38691896
and preceding 38691898 . In scientific notation, it is written as 3.8691897 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 25409472 positive integers (up to 38691897) that are relatively prime to 38691897.
38691897 has 8 divisors, whose sum is 52359456
The reverse of 38691897 is 79819683
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
thirty-eight million six hundred ninety-one thousand eight hundred ninety-seven
Scientific notation
3.8691897 × 10^7
Engineering notation
3.8691897 × 10^6
Prime Factorization
3 × 67 × 192497
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38691897
Product of the distinct prime numbers
The prime factorization of 38691897 is 3 × 67 × 192497.
Since it has a total of 3 prime factors.
7 , 9 , 53 , 8 , 991 , 962 , 4686 , 6420 , 6137 , 71753 , 909400 , 353859 , 9191937 , 277630 , 61868111 , 67407805 , 112230145 , 421858782 , 1343670379 , 8790483876
n×2
77383794
n×3
116075691
n×4
154767588
n×5
193459485
n÷2
19345948.5
n÷3
12897299
n÷3
9672974.25
n÷5
7738379.4
n2
1497062893458609
n3
5.7924203276222E+22
n4
2.2411973069707E+30
n5
8.6716175357986E+37
2 √n
6220.2811029728
3 √n
338.22575455418
4 √n
78.868758725954
5 √n
32.924865126868
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
-38691896
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 38691897 can be divided by 8 positive divisors.
The sum of these divisors (counting 38691897) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010011100110010000111001
3
Ternary
2200210202022020
4
Quaternary
2103212100321
5
Quinary
34401120042
6
Senary
3501145053
8
Octal
223462071
10
Decimal
38691897
12
Duodecimal
10b5b189
16
Hexadecimal
24e6439
20
Vigesimal
c1g9eh
36
Base36
n1aux
md5
90020e1db2e397006ddb33ca3497c817
sha1
b109ac586027e12e045fbefb3b544b7787458a85
sha256
e66c3da466d74b8a82afeef03141ac5b44d1bcc733e3ae3f7e44449e76675f30
sha512
4789620a9e819641e4bdf7a40dbb6ff76d6b6fc4a2d149ac4d5326eb0f072fa445436346e3af9a0a2b9fd26ee55298252d0318c508405ba40e4b83497c4adf2d
ripemd-160
7dbed265f5426c3dbfbd7dd19a02d1b7b0051657
Diameter
77383794
Circumference
243108358.73731
Area
4.7031617880514E+15
Volume
2.426323353035E+23
Surface area
1.8812647152206E+16
Circumference
243108358.73731
Perimeter
154767588
Area
1497062893458609
Diagonal
54718605.491343
Surface area
8982377360751654
Volume
5.7924203276222E+22
Space diagonal
67016331.445222
Perimeter
116075691
Area
6.482472483991E+14
Altitude
33508165.722611
Surface area
6.482472483991E+14
Volume
6.8264328219075E+21
Height
18239535.163781