30542915 is an odd 8-digits composite number following 30542914
and preceding 30542916 . In scientific notation, it is written as 3.0542915 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 22554720 positive integers (up to 30542915) that are relatively prime to 30542915.
30542915 has 8 divisors, whose sum is 39470928
The reverse of 30542915 is 51924503
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
thirty million five hundred forty-two thousand nine hundred fifteen
Scientific notation
3.0542915 × 10^7
Engineering notation
3.0542915 × 10^6
Prime Factorization
5 × 13 × 469891
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30542915
Product of the distinct prime numbers
The prime factorization of 30542915 is 5 × 13 × 469891.
Since it has a total of 3 prime factors.
3 , 2 , 12 , 37 , 25 , 825 , 2128 , 8178 , 10811 , 37380 , 544758 , 324544 , 38141 , 9722475 , 45372365 , 92658682 , 783592892 , 196042365 , 7345417680 , 1253643717
n×2
61085830
n×3
91628745
n×4
122171660
n×5
152714575
n÷2
15271457.5
n÷3
10180971.666667
n÷3
7635728.75
n÷5
6108583
n2
932869656697225
n3
2.8492558630583E+22
n4
8.702457963864E+29
n5
2.6579843388137E+37
2 √n
5526.5644843791
3 √n
312.58645927713
4 √n
74.340866852486
5 √n
31.403792326737
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30542914
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30542915 can be divided by 8 positive divisors.
The sum of these divisors (counting 30542915) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100100000110001000011
3
Ternary
2010110202000002
4
Quaternary
1310200301003
5
Quinary
30304333130
6
Senary
3010350215
8
Octal
164406103
10
Decimal
30542915
12
Duodecimal
a28b36b
16
Hexadecimal
1d20c43
20
Vigesimal
9ahh5f
36
Base36
i6n2b
md5
7be9e06120c6fe4889649cf30c9e05be
sha1
3b0c3655b97e9c5f7bcf3eca29b9d67cdf043279
sha256
ff5878b2b68e5dd40aa305a7f36cdfada267705f47e8ae60c1c435da64098f51
sha512
dca369c049cf033f49d9ae9e76b35120ba10159d1bbccdc782302856231679208f32961ee51cbe3cd1d22fa679443728a124e89e99578bdc67fbe2b74b0fe817
ripemd-160
a969b6da96c30ca77e21223fbaa52b3fe2ed1287
Diameter
61085830
Circumference
191906794.76643
Area
2.9306964602368E+15
Volume
1.1934935050109E+23
Surface area
1.1722785840947E+16
Circumference
191906794.76643
Perimeter
122171660
Area
932869656697225
Diagonal
43194204.627409
Surface area
5597217940183350
Volume
2.8492558630583E+22
Space diagonal
52901880.591258
Perimeter
91628745
Area
4.0394441055973E+14
Altitude
26450940.295629
Surface area
4.0394441055973E+14
Volume
3.35788023684E+21
Height
14398068.209136