1385706985 is an odd 10-digits composite number following 1385706984
and preceding 1385706986 . In scientific notation, it is written as 1.385706985 × 10^9.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 1015922880 positive integers (up to 1385706985) that are relatively prime to 1385706985.
1385706985 has 8 divisors, whose sum is 1663779456
The reverse of 1385706985 is 5896075831
Previous prime number is 1807
Is Prime? no Number parity odd Number length 10 Sum of Digits 52 Digital Root 7
Name
one billion three hundred eighty-five million seven hundred six thousand nine hundred eighty-five
Scientific notation
1.385706985 × 10^9
Engineering notation
1.385706985 × 10^9
Prime Factorization
5 × 1807 × 153371
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1385706985 Product of the distinct prime numbers
The prime factorization of 1385706985 is 5 × 1807 × 153371.
Since it has a total of 3 prime factors.
4 , 5 , 100 , 63 , 260 , 570 , 3337 , 9915 , 62908 , 11496 , 586609 , 244257 , 7669194 , 1251986 , 43158872 , 2508186 , 933079342 , 281476092 , 1839798631 , 6295343653
n×2
2771413970
n×3
4157120955
n×4
5542827940
n×5
6928534925
n÷2
692853492.5
n÷3
461902328.33333
n÷3
346426746.25
n÷5
277141397
n2
1920183848277790225
n3
2.6608121710427E+27
n4
3.6871060111869E+36
n5
5.1092485541372E+45
2 √n37225.085426363
3 √n1114.8689034605
4 √n192.93803519877
5 √n67.349485320648
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
-1385706984 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 1385706985 can be divided by 8 positive divisors.
The sum of these divisors (counting 1385706985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010100110000011010111101001
3
Ternary
10120120110012121221
4
Quaternary
1102212003113221
5
Quinary
10314220110420
6
Senary
345300302041
8
Octal
12246032751
10
Decimal
1385706985
12
Duodecimal
3280a1921
16
Hexadecimal
529835e9
20
Vigesimal
11d0d795
36
Base36
mx0icp
md5
0f97161317f307c4ac14e6735891732f
sha1
0102d8d33d5c41550a441bd60383990c362fb913
sha256
3009a77bf5fe48ca4a24570e824757758e36234956fffeb70618645ccc0621a7
sha512
73b80999f6e219cda7020a86cdacb3f1c6a8c12cac394450769a6f3a64515e0bbde946f5f7d5676b415393d7bb500ae0f2f791637558f9951cd43596ec629269
ripemd-160
2e06f56a0f08be09b4f71171fdc019afb7ae04f3
Diameter
2771413970
Circumference
8706653768.2081
Area
6.0324354712913E+18
Volume
1.114558395884E+28
Surface area
2.4129741885165E+19
Circumference
8706653768.2081
Perimeter
5542827940
Area
1920183848277790225
Diagonal
1959685611.6621
Surface area
1.1521103089667E+19
Volume
2.6608121710427E+27
Space diagonal
2400114902.4231
Perimeter
4157120955
Area
8.3146399627257E+17
Altitude
1200057451.2115
Surface area
8.3146399627257E+17
Volume
3.1357972160133E+26
Height
653228537.22071