128207835 is an odd 9-digits composite number following 128207834
and preceding 128207836 . In scientific notation, it is written as 1.28207835 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 58392576 positive integers (up to 128207835) that are relatively prime to 128207835.
128207835 has 16 divisors, whose sum is 156870144
The reverse of 128207835 is 538702821
Previous prime number is 353
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-eight million two hundred seven thousand eight hundred thirty-five
Scientific notation
1.28207835 × 10^8
Engineering notation
1.28207835 × 10^6
Prime Factorization
63 × 5 × 353 × 1153
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128207835
Product of the distinct prime numbers
The prime factorization of 128207835 is 63 × 5 × 353 × 1153.
Since it has a total of 4 prime factors.
9 , 9 , 86 , 12 , 644 , 382 , 9045 , 4008 , 55105 , 13170 , 715851 , 183060 , 9447115 , 636388 , 79730174 , 44283994 , 772409170 , 162868864 , 8955382955 , 7197574135
n×2
256415670
n×3
384623505
n×4
512831340
n×5
641039175
n÷2
64103917.5
n÷3
42735945
n÷3
32051958.75
n÷5
25641567
n2
16437248955387225
n3
2.1073841019262E+24
n4
2.7018315322138E+32
n5
3.4639597127986E+40
2 √n
11322.88986964
3 √n
504.24103880496
4 √n
106.40906854982
5 √n
41.83915582162
1 , 5 , 63 , 315 , 353 , 1153 , 1765 , 5765 , 22239 , 72639 , 111195 , 363195 , 407009 , 2035045 , 25641567 , 128207835
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
-128207834
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 128207835 can be divided by 16 positive divisors.
The sum of these divisors (counting 128207835) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001000100101111011011
3
Ternary
22221020122002100
4
Quaternary
13221010233123
5
Quinary
230310122320
6
Senary
20415534443
8
Octal
751045733
10
Decimal
128207835
12
Duodecimal
36b2a423
16
Hexadecimal
7a44bdb
20
Vigesimal
2015jbf
36
Base36
24bxsr
md5
6cd3b00b2d632b3ed0709fd0f2545649
sha1
e1712aaea50e6f2e8b5fe0e7d4f93d63b66a7b3c
sha256
016746c1a8e8ad3e78f02bc06ee6860a1687e9e800efd3eb66edc98bbe8d7983
sha512
eb9ed71c6f73a0ad151c3804d14c6d77a5122a2b2ea88a65834b922c4696c04529c106f4493f35563e47c0d6ea1ec2ba2d0f9cbcca91c8aed5454f278a249744
ripemd-160
38b32290b8011144d455c8b67461c65e7bf1b00e
Diameter
256415670
Circumference
805553585.1373
Area
5.1639140563471E+16
Volume
8.8273898838711E+24
Surface area
2.0655656225388E+17
Circumference
805553585.1373
Perimeter
512831340
Area
16437248955387225
Diagonal
181313259.05949
Surface area
98623493732323350
Volume
2.1073841019262E+24
Space diagonal
222062484.14841
Perimeter
384623505
Area
7.1175375818473E+15
Altitude
111031242.0742
Surface area
7.1175375818473E+15
Volume
2.4835759817279E+23
Height
60437753.019831