138690697 is an odd 9-digits composite number following 138690696
and preceding 138690698 . In scientific notation, it is written as 1.38690697 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 137260800 positive integers (up to 138690697) that are relatively prime to 138690697.
138690697 has 4 divisors, whose sum is 140120596
The reverse of 138690697 is 796096831
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred thirty-eight million six hundred ninety thousand six hundred ninety-seven
Scientific notation
1.38690697 × 10^8
Engineering notation
1.38690697 × 10^6
Prime Factorization
97 × 1429801
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138690697
Product of the distinct prime numbers
The prime factorization of 138690697 is 97 × 1429801.
Since it has a total of 2 prime factors.
6 , 6 , 4 , 70 , 206 , 589 , 1773 , 501 , 2979 , 21367 , 583363 , 524132 , 5822199 , 320434 , 48695196 , 62250427 , 493726266 , 906566728 , 1225577692 , 7432066567
n×2
277381394
n×3
416072091
n×4
554762788
n×5
693453485
n÷2
69345348.5
n÷3
46230232.333333
n÷3
34672674.25
n÷5
27738139.4
n2
19235109434345809
n3
2.6677307343207E+24
n4
3.6998943495126E+32
n5
5.1314092616026E+40
2 √n
11776.701448198
3 √n
517.62563575075
4 √n
108.52051164733
5 √n
42.502009707315
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
-138690696
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 138690697 can be divided by 4 positive divisors.
The sum of these divisors (counting 138690697) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010001000100000010001001
3
Ternary
100122222012212111
4
Quaternary
20101010002021
5
Quinary
241001100242
6
Senary
21432342321
8
Octal
1021040211
10
Decimal
138690697
12
Duodecimal
3a5449a1
16
Hexadecimal
8444089
20
Vigesimal
236g6eh
36
Base36
2akmfd
md5
b4db4e39f40878cac1d8a58ed1e67fdd
sha1
f8954b54063758e345e63fae4abbb5eb8becddf8
sha256
dfc7b8e61204d14873e115cf67d8bd4038f763fd4d31749e4485b01cf5d95beb
sha512
af031395cfa79dd0f2fc43a9915a83b3a7160dc97a73f101baa7a37747344356a7edc29a9047d94e56460061bb002f8b49c950e5f94ca127697264c383886c51
ripemd-160
b39ae5400aa45376789da738929e21011776259d
Diameter
277381394
Circumference
871419349.6329
Area
6.0428878489937E+16
Volume
1.117456436893E+25
Surface area
2.4171551395975E+17
Circumference
871419349.6329
Perimeter
554762788
Area
19235109434345809
Diagonal
196138264.67238
Surface area
115410656606074854
Volume
2.6677307343207E+24
Space diagonal
240219333.74114
Perimeter
416072091
Area
8.3290467073586E+15
Altitude
120109666.87057
Surface area
8.3290467073586E+15
Volume
3.1439508210299E+23
Height
65379421.557459