30856869 is an odd 8-digits composite number following 30856868
and preceding 30856870 . In scientific notation, it is written as 3.0856869 × 10^7.
The sum of its digits is 45. It has a total of 6 prime factors and 24 positive divisors.
There are 19673280 positive integers (up to 30856869) that are relatively prime to 30856869.
30856869 has 24 divisors, whose sum is 48240192
The reverse of 30856869 is 96865803
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
thirty million eight hundred fifty-six thousand eight hundred sixty-nine
Scientific notation
3.0856869 × 10^7
Engineering notation
3.0856869 × 10^6
Prime Factorization
3 × 3 × 3 × 9 × 23 × 5521
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
3428541
Product of the distinct prime numbers
The prime factorization of 30856869 is 3 × 3 × 3 × 9 × 23 × 5521.
Since it has a total of 6 prime factors.
9 , 8 , 50 , 10 , 122 , 597 , 6713 , 9068 , 69110 , 5643 , 41160 , 311421 , 2237249 , 6410055 , 14926490 , 56782727 , 201232933 , 507604910 , 3510922622 , 4164459668
n×2
61713738
n×3
92570607
n×4
123427476
n×5
154284345
n÷2
15428434.5
n÷3
10285623
n÷3
7714217.25
n÷5
6171373.8
n2
952146364483161
n3
2.9380255637683E+22
n4
9.065826993985E+29
n5
2.7974303593006E+37
2 √n
5554.8959486205
3 √n
313.6538472467
4 √n
74.531174340812
5 √n
31.468089112585
1 , 3 , 9 , 23 , 27 , 69 , 81 , 207 , 243 , 621 , 1863 , 5521 , 5589 , 16563 , 49689 , 126983 , 149067 , 380949 , 447201 , 1142847 , 1341603 , 3428541 , 10285623 , 30856869
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30856868
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30856869 can be divided by 24 positive divisors.
The sum of these divisors (counting 30856869) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110101101101011010100101
3
Ternary
2011001200200000
4
Quaternary
1311231122211
5
Quinary
30344404434
6
Senary
3021211513
8
Octal
165553245
10
Decimal
30856869
12
Duodecimal
a400b99
16
Hexadecimal
1d6d6a5
20
Vigesimal
9ch239
36
Base36
iddb9
md5
60183e6f1eb428cec9f5a303c671376b
sha1
2d4b9dab60552f0e7fb17e4c56d5265930583653
sha256
846267a9f4efa1fc96de41ca0f2fd137cb6ed03dabf7b5b6f682ef3dd15c2361
sha512
0957b2dd1380d6bdc66e34cca32ce378330ffae00e8c080e562deb65c5f534e5c6cb54c4804d0f8bd0fd06f647ab14d82d3093b3236aacbd2d2a8662f7b964df
ripemd-160
b6ffb013215253ecaa16260db0c9e1c717d09860
Diameter
61713738
Circumference
193879425.92637
Area
2.9912560238025E+15
Volume
1.2306772702925E+23
Surface area
1.196502409521E+16
Circumference
193879425.92637
Perimeter
123427476
Area
952146364483161
Diagonal
43638202.63217
Surface area
5712878186898966
Volume
2.9380255637683E+22
Space diagonal
53445664.870497
Perimeter
92570607
Area
4.1229146988171E+14
Altitude
26722832.435249
Surface area
4.1229146988171E+14
Volume
3.4624963324E+21
Height
14546067.544057