13697921 is an odd 8-digits composite number following 13697920
and preceding 13697922 . In scientific notation, it is written as 1.3697921 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 13572144 positive integers (up to 13697921) that are relatively prime to 13697921.
13697921 has 4 divisors, whose sum is 13823700
The reverse of 13697921 is 12979631
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirteen million six hundred ninety-seven thousand nine hundred twenty-one
Scientific notation
1.3697921 × 10^7
Engineering notation
1.3697921 × 10^6
Prime Factorization
109 × 125669
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13697921
Product of the distinct prime numbers
The prime factorization of 13697921 is 109 × 125669.
Since it has a total of 2 prime factors.
8 , 6 , 3 , 2 , 525 , 652 , 7467 , 1460 , 42069 , 3950 , 374537 , 208982 , 8909081 , 3136701 , 32396371 , 77119624 , 228091436 , 385878365 , 9938892053 , 1262702344
n×2
27395842
n×3
41093763
n×4
54791684
n×5
68489605
n÷2
6848960.5
n÷3
4565973.6666667
n÷3
3424480.25
n÷5
2739584.2
n2
187633039722241
n3
2.5701825551051E+21
n4
3.5206157595408E+28
n5
4.8225116545545E+35
2 √n
3701.0702506167
3 √n
239.26814672076
4 √n
60.836422072774
5 √n
26.750440098622
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
-13697920
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 13697921 can be divided by 4 positive divisors.
The sum of these divisors (counting 13697921) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100010000001110000001
3
Ternary
221202221000102
4
Quaternary
310100032001
5
Quinary
12001313141
6
Senary
1205332145
8
Octal
64201601
10
Decimal
13697921
12
Duodecimal
4707055
16
Hexadecimal
d10381
20
Vigesimal
45c4g1
36
Base36
85ldt
md5
b2a526a43126ebc9dd555e4447a9a606
sha1
e1668d809894851302bd92e067a51e8aa7aa3024
sha256
579c6870b255431f8fe595a378b4ab96694dbb5ea319f0b14a85f5d7c660d823
sha512
b81a101b9192063bbdefe9059513df4db1aae4a24c55af4a396c2dd54b80d32838d0c94d1effb80ade152facacfcfe3c83647f6f3ac3ad9cd4112f6e616b7a32
ripemd-160
8470b044dd76d213fd29d85e22606f62208942b4
Diameter
27395842
Circumference
86066575.966107
Area
5.8946657916211E+14
Volume
1.0765955511337E+22
Surface area
2.3578663166485E+15
Circumference
86066575.966107
Perimeter
54791684
Area
187633039722241
Diagonal
19371785.654515
Surface area
1125798238333446
Volume
2.5701825551051E+21
Space diagonal
23725495.130065
Perimeter
41093763
Area
81247489494378
Altitude
11862747.565032
Surface area
81247489494378
Volume
3.028989189337E+20
Height
6457261.8848384