194661639 is an odd 9-digits composite number following 194661638
and preceding 194661640 . In scientific notation, it is written as 1.94661639 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 126515088 positive integers (up to 194661639) that are relatively prime to 194661639.
194661639 has 16 divisors, whose sum is 221760000
The reverse of 194661639 is 936166491
Previous prime number is 1499
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred ninety-four million six hundred sixty-one thousand six hundred thirty-nine
Scientific notation
1.94661639 × 10^8
Engineering notation
1.94661639 × 10^6
Prime Factorization
9 × 47 × 1499 × 307
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
194661639
Product of the distinct prime numbers
The prime factorization of 194661639 is 9 × 47 × 1499 × 307.
Since it has a total of 4 prime factors.
10 , 3 , 60 , 69 , 818 , 829 , 1438 , 7102 , 89979 , 14445 , 74668 , 391591 , 6787905 , 5407386 , 6014769 , 32421917 , 448054942 , 352449211 , 5139658049 , 4175569837
n×2
389323278
n×3
583984917
n×4
778646556
n×5
973308195
n÷2
97330819.5
n÷3
64887213
n÷3
48665409.75
n÷5
38932327.8
n2
37893153698166321
n3
7.376343405764E+24
n4
1.4358910971929E+33
n5
2.7951291440507E+41
2 √n
13952.119516403
3 √n
579.55340075757
4 √n
118.1190903978
5 √n
45.483730243599
1 , 9 , 47 , 307 , 423 , 1499 , 2763 , 13491 , 14429 , 70453 , 129861 , 460193 , 634077 , 4141737 , 21629071 , 194661639
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-194661638
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 194661639 can be divided by 16 positive divisors.
The sum of these divisors (counting 194661639) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011100110100100110100000111
3
Ternary
111120021211120100
4
Quaternary
23212210310013
5
Quinary
344313133024
6
Senary
31152135143
8
Octal
1346446407
10
Decimal
194661639
12
Duodecimal
552374b3
16
Hexadecimal
b9a4d07
20
Vigesimal
30gce1j
36
Base36
37w9vr
md5
7f95fe52acf864fcf6157fb8f2406c06
sha1
6d6e467b3dcce3abd383ad9e7012fe18b32e4b9d
sha256
a013ffbb1d00b2e22a297ff13f5795240c7fa269a76b95193fda1d5a5c397128
sha512
51b91d8ca4383106732a00b958076ca8521a45f9907766ee606062bcd98c24b56d2b648dec933ff39776f5242ebc40cdab48431fe40ef41b099a9911c8d4ddb8
ripemd-160
4f8e90441bfa27934fbd04cd764610307367f39c
Diameter
389323278
Circumference
1223095150.0363
Area
1.1904485327951E+17
Volume
3.0897955005205E+25
Surface area
4.7617941311803E+17
Circumference
1223095150.0363
Perimeter
778646556
Area
37893153698166321
Diagonal
275293129.94758
Surface area
227358922188997926
Volume
7.376343405764E+24
Space diagonal
337163849.03263
Perimeter
583984917
Area
1.640821686606E+16
Altitude
168581924.51632
Surface area
1.640821686606E+16
Volume
8.6931040709606E+23
Height
91764376.649192