1561749097 is an odd 10-digits composite number following 1561749096
and preceding 1561749098 . In scientific notation, it is written as 1.561749097 × 10^9.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 1552397140 positive integers (up to 1561749097) that are relatively prime to 1561749097.
1561749097 has 4 divisors, whose sum is 1571101056
The reverse of 1561749097 is 7909471651
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 49
Digital Root 4
Name
one billion five hundred sixty-one million seven hundred forty-nine thousand ninety-seven
Scientific notation
1.561749097 × 10^9
Engineering notation
1.561749097 × 10^9
Prime Factorization
167 × 9351791
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1561749097
Product of the distinct prime numbers
The prime factorization of 1561749097 is 167 × 9351791.
Since it has a total of 2 prime factors.
5 , 5 , 38 , 90 , 637 , 542 , 5949 , 3213 , 56610 , 25888 , 560605 , 892740 , 8707498 , 2770429 , 6469573 , 93412558 , 8647578 , 335663318 , 4642768681 , 6789057328
n×2
3123498194
n×3
4685247291
n×4
6246996388
n×5
7808745485
n÷2
780874548.5
n÷3
520583032.33333
n÷3
390437274.25
n÷5
312349819.4
n2
2439060241980315409
n3
3.8092001304414E+27
n4
5.9490148640091E+36
n5
9.2908685919058E+45
2 √n
39518.97135554
3 √n
1160.2112915252
4 √n
198.7937910387
5 √n
68.979851121962
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
-1561749096
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 1561749097 can be divided by 4 positive divisors.
The sum of these divisors (counting 1561749097) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011101000101100110011001101001
3
Ternary
11000211201002000011
4
Quaternary
1131011212121221
5
Quinary
11144301432342
6
Senary
414545411521
8
Octal
13505463151
10
Decimal
1561749097
12
Duodecimal
377039ba1
16
Hexadecimal
5d166669
20
Vigesimal
1480iceh
36
Base36
pttpbd
md5
00bb7cd7cf63cc68ec73a18a729b2b7f
sha1
eb35c045fa709c08f7d877299fda0ee3464aedab
sha256
dcc3563cb14de5d00c6ffc4274641d484e6e7429a41e77637a40f81abd960e85
sha512
d4b417fd266d8f5aeb3ec4571b5cdeef13b5b33bfa76d10abe0f36821d272ce65464dda0ead41f1c77d37e327df53b6c8f9d15c22c15a075a238fdd1ff65b394
ripemd-160
c91afe246442de5561f9a826667e92802eae0829
Diameter
3123498194
Circumference
9812758979.7714
Area
7.6625337378683E+18
Volume
1.5955940194464E+28
Surface area
3.0650134951473E+19
Circumference
9812758979.7714
Perimeter
6246996388
Area
2439060241980315409
Diagonal
2208646754.0013
Surface area
1.4634361451882E+19
Volume
3.8092001304414E+27
Space diagonal
2705028784.6788
Perimeter
4685247291
Area
1.0561440654578E+18
Altitude
1352514392.3394
Surface area
1.0561440654578E+18
Volume
4.4891854052196E+26
Height
736215584.66711