1220139745 is an odd 10-digits composite number following 1220139744
and preceding 1220139746 . In scientific notation, it is written as 1.220139745 × 10^9.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 887374320 positive integers (up to 1220139745) that are relatively prime to 1220139745.
1220139745 has 8 divisors, whose sum is 1597273920
The reverse of 1220139745 is 5479310221
Previous prime number is 11
Is Prime? no Number parity odd Number length 10 Sum of Digits 34 Digital Root 7
Name
one billion two hundred twenty million one hundred thirty-nine thousand seven hundred forty-five
Scientific notation
1.220139745 × 10^9
Engineering notation
1.220139745 × 10^9
Prime Factorization
5 × 11 × 22184359
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1220139745 Product of the distinct prime numbers
The prime factorization of 1220139745 is 5 × 11 × 22184359.
Since it has a total of 3 prime factors.
4 , 7 , 55 , 68 , 70 , 749 , 7381 , 1867 , 35811 , 64234 , 319111 , 766274 , 4495369 , 7021939 , 15555195 , 96441087 , 22099495 , 374953368 , 1161436583 , 1428727598
n×2
2440279490
n×3
3660419235
n×4
4880558980
n×5
6100698725
n÷2
610069872.5
n÷3
406713248.33333
n÷3
305034936.25
n÷5
244027949
n2
1488740997328665025
n3
1.8164720608516E+27
n4
2.2163497571271E+36
n5
2.7042564274919E+45
2 √n34930.49877972
3 √n1068.5705268664
4 √n186.89702720942
5 √n65.657133003547
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
-1220139744 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 1220139745 can be divided by 8 positive divisors.
The sum of these divisors (counting 1220139745) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000101110011101101011100001
3
Ternary
10011000220112001221
4
Quaternary
1020232131223201
5
Quinary
4444323432440
6
Senary
321023455041
8
Octal
11056355341
10
Decimal
1220139745
12
Duodecimal
2a0757481
16
Hexadecimal
48b9dae1
20
Vigesimal
j15h975
36
Base36
k6ftup
md5
b7d26f5b791b521a801d428042172be6
sha1
0489b1e592141718e0f85eea839bf3beade3e042
sha256
f848cd3dfe98a032a625d4e04d05e1608bb77341d1034870da725ce56dc6a5a9
sha512
7001e7ab5efbc9694cac30fce8c3450d256de63dfd3d39068086148f606638bb7b1586ec0f68330d89fbadc9eb75a993da45bedd14aad98ff6cc71145c5781bb
ripemd-160
69d2b015774bfebcab2460fc9bcd4114d17398a7
Diameter
2440279490
Circumference
7666364118.4898
Area
4.6770177803057E+18
Volume
7.6088203757635E+27
Surface area
1.8708071121223E+19
Circumference
7666364118.4898
Perimeter
4880558980
Area
1488740997328665025
Diagonal
1725538175.3694
Surface area
8932445983971990150
Volume
1.8164720608516E+27
Space diagonal
2113344030.6741
Perimeter
3660419235
Area
6.44643761671E+17
Altitude
1056672015.3371
Surface area
6.44643761671E+17
Volume
2.1407328534402E+26
Height
575179391.78982