15661201 is an odd 8-digits composite number following 15661200
and preceding 15661202 . In scientific notation, it is written as 1.5661201 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 15189120 positive integers (up to 15661201) that are relatively prime to 15661201.
15661201 has 8 divisors, whose sum is 16140584
The reverse of 15661201 is 10216651
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
fifteen million six hundred sixty-one thousand two hundred one
Scientific notation
1.5661201 × 10^7
Engineering notation
1.5661201 × 10^6
Prime Factorization
73 × 61 × 3517
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15661201
Product of the distinct prime numbers
The prime factorization of 15661201 is 73 × 61 × 3517.
Since it has a total of 3 prime factors.
8 , 7 , 88 , 47 , 746 , 929 , 2027 , 2908 , 23706 , 45221 , 255178 , 118565 , 6444982 , 1514067 , 77906637 , 89631750 , 588796712 , 48241479 , 3065882954 , 2336911469
n×2
31322402
n×3
46983603
n×4
62644804
n×5
78306005
n÷2
7830600.5
n÷3
5220400.3333333
n÷3
3915300.25
n÷5
3132240.2
n2
245273216762401
n3
3.8412731476325E+21
n4
6.0158950860976E+28
n5
9.4216142138286E+35
2 √n
3957.4235305309
3 √n
250.19292308444
4 √n
62.908056165573
5 √n
27.476727882059
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
-15661200
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 15661201 can be divided by 8 positive divisors.
The sum of these divisors (counting 15661201) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011101111100010010001
3
Ternary
1002110200010111
4
Quaternary
323233202101
5
Quinary
13002124301
6
Senary
1315401321
8
Octal
73574221
10
Decimal
15661201
12
Duodecimal
52b3241
16
Hexadecimal
eef891
20
Vigesimal
4hhd01
36
Base36
9bo9d
md5
58236ffe205371b8f3c103f92d31e84d
sha1
014bdddbf137574379c7ab3e72c33ce262e636e9
sha256
3dd8830f6b78972717ed3b35875eb31351b57ae1e4d696834a02e153b2ba9a3d
sha512
d13b50482eed28c999027367a27027d386feeadfe556308b374174cbeccf03ba37049837c0a276e87bc564440277852e54007bd13a37747b73815afb27597a2a
ripemd-160
38da9a07301e041da4bcfe8fef6b5f444c448d0f
Diameter
31322402
Circumference
98402228.015986
Area
7.705485359031E+14
Volume
1.6090287334712E+22
Surface area
3.0821941436124E+15
Circumference
98402228.015986
Perimeter
62644804
Area
245273216762401
Diagonal
22148282.857251
Surface area
1471639300574406
Volume
3.8412731476325E+21
Space diagonal
27125995.839549
Perimeter
46983603
Area
1.0620641829208E+14
Altitude
13562997.919774
Surface area
1.0620641829208E+14
Volume
4.5269838184679E+20
Height
7382760.952417