105428785 is an odd 9-digits composite number following 105428784
and preceding 105428786 . In scientific notation, it is written as 1.05428785 × 10^8.
The sum of its digits is 40. It has a total of 5 prime factors and 32 positive divisors.
There are 65400000 positive integers (up to 105428785) that are relatively prime to 105428785.
105428785 has 32 divisors, whose sum is 158505984
The reverse of 105428785 is 587824501
Previous prime number is 251
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred five million four hundred twenty-eight thousand seven hundred eighty-five
Scientific notation
1.05428785 × 10^8
Engineering notation
1.05428785 × 10^6
Prime Factorization
5 × 11 × 7 × 251 × 1091
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
105428785
Product of the distinct prime numbers
The prime factorization of 105428785 is 5 × 11 × 7 × 251 × 1091.
Since it has a total of 5 prime factors.
9 , 3 , 43 , 64 , 614 , 553 , 3283 , 5096 , 44093 , 77781 , 123482 , 82283 , 4456076 , 6825895 , 53646755 , 37363420 , 715096674 , 276173442 , 1066598473 , 6858716885
n×2
210857570
n×3
316286355
n×4
421715140
n×5
527143925
n÷2
52714392.5
n÷3
35142928.333333
n÷3
26357196.25
n÷5
21085757
n2
11115228706576225
n3
1.1718650575315E+24
n4
1.235483091995E+32
n5
1.3025548127707E+40
2 √n
10267.852014906
3 √n
472.41070884408
4 √n
101.3304101191
5 √n
40.233872963122
1 , 5 , 7 , 11 , 35 , 55 , 77 , 251 , 385 , 1091 , 1255 , 1757 , 2761 , 5455 , 7637 , 8785 , 12001 , 13805 , 19327 , 38185 , 60005 , 84007 , 96635 , 273841 , 420035 , 1369205 , 1916887 , 3012251 , 9584435 , 15061255 , 21085757 , 105428785
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-105428784
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 105428785 can be divided by 32 positive divisors.
The sum of these divisors (counting 105428785) is 1, the average is 0.03125.
Base
System
Value
2
Binary
110010010001011011100110001
3
Ternary
21100101100002211
4
Quaternary
12102023130301
5
Quinary
203442210120
6
Senary
14243412121
8
Octal
622133461
10
Decimal
105428785
12
Duodecimal
2b384041
16
Hexadecimal
648b731
20
Vigesimal
1ciibj5
36
Base36
1qrpdd
md5
bab9015b1f85fd9f3f5677caca49fe95
sha1
09b59acff4b5ff6504c65b8e3fb025ff3696e2df
sha256
43ef9e3a6b6c53fbe706bf952f4d78f0abbf99271a23f077c3fcd3935cbce373
sha512
741747fffd8f56748816fc573b84e7a4517efd634aa4cc053f1830ecb997ade3702d9072ee73caa64346c0f4e32b80ee702e102dad74c97efbfce64a8a429b06
ripemd-160
7bf810ff334e8c47ab49b0ca9091f4f437546557
Diameter
210857570
Circumference
662428592.8658
Area
3.491952084755E+16
Volume
4.9086968743192E+24
Surface area
1.396780833902E+17
Circumference
662428592.8658
Perimeter
421715140
Area
11115228706576225
Diagonal
149098817.61152
Surface area
66691372239457350
Volume
1.1718650575315E+24
Space diagonal
182608012.20026
Perimeter
316286355
Area
4.8130352143845E+15
Altitude
91304006.100128
Surface area
4.8130352143845E+15
Volume
1.3810562146934E+23
Height
49699605.870506