30678421 is an odd 8-digits composite number following 30678420
and preceding 30678422 . In scientific notation, it is written as 3.0678421 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 28873792 positive integers (up to 30678421) that are relatively prime to 30678421.
30678421 has 4 divisors, whose sum is 32483052
The reverse of 30678421 is 12487603
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
thirty million six hundred seventy-eight thousand four hundred twenty-one
Scientific notation
3.0678421 × 10^7
Engineering notation
3.0678421 × 10^6
Prime Factorization
17 × 1804613
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30678421
Product of the distinct prime numbers
The prime factorization of 30678421 is 17 × 1804613.
Since it has a total of 2 prime factors.
5 , 5 , 40 , 97 , 957 , 683 , 2291 , 7432 , 16463 , 35299 , 224956 , 124058 , 9080317 , 2536803 , 41521555 , 82536125 , 358254412 , 572543935 , 6933977514 , 2484499673
n×2
61356842
n×3
92035263
n×4
122713684
n×5
153392105
n÷2
15339210.5
n÷3
10226140.333333
n÷3
7669605.25
n÷5
6135684.2
n2
941165515053241
n3
2.8873471901485E+22
n4
8.8579252672543E+29
n5
2.7174716053537E+37
2 √n
5538.8104318527
3 √n
313.04804864139
4 √n
74.423184773649
5 √n
31.431608077492
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30678420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30678421 can be divided by 4 positive divisors.
The sum of these divisors (counting 30678421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101000001110110010101
3
Ternary
2010201121212211
4
Quaternary
1311001312111
5
Quinary
30323202141
6
Senary
3013313421
8
Octal
165016625
10
Decimal
30678421
12
Duodecimal
a335871
16
Hexadecimal
1d41d95
20
Vigesimal
9beg11
36
Base36
i9jmd
md5
9ac1cc7817ce04cd3ebf7f13163ee3b7
sha1
b79c780f721ec4311da014347dcda3904c2d9896
sha256
a07033163060fd8ce7a6ef9c00707755229fd9c4236dc716675f8acc27d9c799
sha512
48055f9b15dad4fe2af512623ffa4f4b87291893961f9243a1a432d147193e5c43ada5c6fcc14298036a1c29e08a8830655b6cb9533885fecbcef9b30eb5475a
ripemd-160
c48fc59024250fba0e4cfee0abe8f5bb5fc6aa06
Diameter
61356842
Circumference
192758204.07467
Area
2.9567586679033E+15
Volume
1.2094491627912E+23
Surface area
1.1827034671613E+16
Circumference
192758204.07467
Perimeter
122713684
Area
941165515053241
Diagonal
43385839.050392
Surface area
5646993090319446
Volume
2.8873471901485E+22
Space diagonal
53136583.867988
Perimeter
92035263
Area
4.0753662260099E+14
Altitude
26568291.933994
Surface area
4.0753662260099E+14
Volume
3.4027712963232E+21
Height
14461946.350131