30872765 is an odd 8-digits composite number following 30872764
and preceding 30872766 . In scientific notation, it is written as 3.0872765 × 10^7.
The sum of its digits is 38. It has a total of 5 prime factors and 32 positive divisors.
There are 17571840 positive integers (up to 30872765) that are relatively prime to 30872765.
30872765 has 32 divisors, whose sum is 43390080
The reverse of 30872765 is 56727803
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty million eight hundred seventy-two thousand seven hundred sixty-five
Scientific notation
3.0872765 × 10^7
Engineering notation
3.0872765 × 10^6
Prime Factorization
371 × 11 × 5 × 17 × 89
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
30872765
Product of the distinct prime numbers
The prime factorization of 30872765 is 371 × 11 × 5 × 17 × 89.
Since it has a total of 5 prime factors.
1 , 4 , 17 , 5 , 616 , 490 , 6367 , 9526 , 87633 , 93351 , 733659 , 579399 , 4008623 , 4591532 , 59040932 , 23453632 , 177066349 , 141449134 , 2392273878 , 2070639882
n×2
61745530
n×3
92618295
n×4
123491060
n×5
154363825
n÷2
15436382.5
n÷3
10290921.666667
n÷3
7718191.25
n÷5
6174553
n2
953127618745225
n3
2.9425684988531E+22
n4
9.0845225761494E+29
n5
2.8046433063066E+37
2 √n
5556.3265742755
3 √n
313.70769787819
4 √n
74.540771221362
5 √n
31.471330619047
1 , 5 , 11 , 17 , 55 , 85 , 89 , 187 , 371 , 445 , 935 , 979 , 1513 , 1855 , 4081 , 4895 , 6307 , 7565 , 16643 , 20405 , 31535 , 33019 , 69377 , 83215 , 165095 , 346885 , 363209 , 561323 , 1816045 , 2806615 , 6174553 , 30872765
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
-30872764
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 30872765 can be divided by 32 positive divisors.
The sum of these divisors (counting 30872765) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110101110001010010111101
3
Ternary
2011002111110202
4
Quaternary
1311301102331
5
Quinary
30400412030
6
Senary
3021413245
8
Octal
165612275
10
Decimal
30872765
12
Duodecimal
a40a225
16
Hexadecimal
1d714bd
20
Vigesimal
9cj1i5
36
Base36
idpkt
md5
1ffce1e41c0a47a4004aaab20ad22a62
sha1
e333b565839fbebb52adbc92587d15be7404ff6f
sha256
f1e3a0896270f1668fd1addde55fbb5189ad66a8003d2dcc8611b0d455ab6f11
sha512
71bcf1048f08b7cf6701a7facab9f775bcc0cd9d6a80ad991278e1849cbb71d2e023e15790d876e04802a427b996a77b1e1c379586356fb84ffa83e716f425cd
ripemd-160
43d9787885c6970ee5f90c38a3dc8ba5a38b8e06
Diameter
61745530
Circumference
193979303.44001
Area
2.9943387249835E+15
Volume
1.2325802104909E+23
Surface area
1.1977354899934E+16
Circumference
193979303.44001
Perimeter
123491060
Area
953127618745225
Diagonal
43660682.970957
Surface area
5718765712471350
Volume
2.9425684988531E+22
Space diagonal
53473197.550134
Perimeter
92618295
Area
4.1271636544097E+14
Altitude
26736598.775067
Surface area
4.1271636544097E+14
Volume
3.4678502327416E+21
Height
14553560.990319