15681641 is an odd 8-digits composite number following 15681640
and preceding 15681642 . In scientific notation, it is written as 1.5681641 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 15466752 positive integers (up to 15681641) that are relatively prime to 15681641.
15681641 has 4 divisors, whose sum is 15896532
The reverse of 15681641 is 14618651
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
fifteen million six hundred eighty-one thousand six hundred forty-one
Scientific notation
1.5681641 × 10^7
Engineering notation
1.5681641 × 10^6
Prime Factorization
73 × 214817
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15681641
Product of the distinct prime numbers
The prime factorization of 15681641 is 73 × 214817.
Since it has a total of 2 prime factors.
9 , 5 , 78 , 4 , 214 , 160 , 7938 , 7560 , 7251 , 29975 , 612605 , 564165 , 8014595 , 9355257 , 77965594 , 43742503 , 955298974 , 937913160 , 3387933874 , 9994068712
n×2
31363282
n×3
47044923
n×4
62726564
n×5
78408205
n÷2
7840820.5
n÷3
5227213.6666667
n÷3
3920410.25
n÷5
3136328.2
n2
245913864452881
n3
3.8563329392727E+21
n4
6.047362873015E+28
n5
9.483257357135E+35
2 √n
3960.0051767643
3 √n
250.30172104449
4 √n
62.928572022288
5 √n
27.483896315039
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
-15681640
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 15681641 can be divided by 4 positive divisors.
The sum of these divisors (counting 15681641) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011110100100001101001
3
Ternary
1002111201011112
4
Quaternary
323310201221
5
Quinary
13003303031
6
Senary
1320040105
8
Octal
73644151
10
Decimal
15681641
12
Duodecimal
5303035
16
Hexadecimal
ef4869
20
Vigesimal
4i0421
36
Base36
9c415
md5
a6a3637100d09176c3f9829a830f99d1
sha1
11ee95db42ae947a124bf5c4c0583e9cf2be437a
sha256
d4a2fb161635b949df20e5c1a5b536c2ec403f80a5f1ace3fe5e3c6d0c36c08d
sha512
7387499e0cfa2d2fb60a7a8d3d926ba704fddfb44a6a40574e7a22fbc07e7026b9573f48a966af4c094bb7c7acfda8911fe1a042d1d429f65a913a2b675197ae
ripemd-160
8bef288f05ef65ffd8a636ee899ed135a7acdd34
Diameter
31363282
Circumference
98530656.323665
Area
7.7256118998105E+14
Volume
1.6153369642421E+22
Surface area
3.0902447599242E+15
Circumference
98530656.323665
Perimeter
62726564
Area
245913864452881
Diagonal
22177189.382466
Surface area
1475483186717286
Volume
3.8563329392727E+21
Space diagonal
27161398.958055
Perimeter
47044923
Area
1.064838268795E+14
Altitude
13580699.479028
Surface area
1.064838268795E+14
Volume
4.5447319531213E+20
Height
7392396.460822