30904081 is an odd 8-digits composite number following 30904080
and preceding 30904082 . In scientific notation, it is written as 3.0904081 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 28243200 positive integers (up to 30904081) that are relatively prime to 30904081.
30904081 has 8 divisors, whose sum is 33612264
The reverse of 30904081 is 18040903
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
thirty million nine hundred four thousand eighty-one
Scientific notation
3.0904081 × 10^7
Engineering notation
3.0904081 × 10^6
Prime Factorization
13 × 101 × 23537
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30904081
Product of the distinct prime numbers
The prime factorization of 30904081 is 13 × 101 × 23537.
Since it has a total of 3 prime factors.
6 , 4 , 28 , 10 , 493 , 634 , 5848 , 9952 , 1451 , 7690 , 365595 , 906929 , 9071887 , 9575645 , 81859025 , 7951679 , 14145584 , 798838436 , 7460222893 , 4865955238
n×2
61808162
n×3
92712243
n×4
123616324
n×5
154520405
n÷2
15452040.5
n÷3
10301360.333333
n÷3
7726020.25
n÷5
6180816.2
n2
955062222454561
n3
2.9515320282776E+22
n4
9.1214384875985E+29
n5
2.8188967385726E+37
2 √n
5559.1439089126
3 √n
313.81373254913
4 √n
74.559666770397
5 √n
31.477712661929
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
-30904080
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 30904081 can be divided by 8 positive divisors.
The sum of these divisors (counting 30904081) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101111000111100010001
3
Ternary
2011011002102121
4
Quaternary
1311320330101
5
Quinary
30402412311
6
Senary
3022214241
8
Octal
165707421
10
Decimal
30904081
12
Duodecimal
a424381
16
Hexadecimal
1d78f11
20
Vigesimal
9d3041
36
Base36
iedqp
md5
697de4de289419ad7169443c7c8484ad
sha1
af25d44e99640666a729cfafbf72a1d475bf4757
sha256
fc809c90ce79087262389738f83dc332b44b8eb752aebfce52ba33c667fe740c
sha512
f4f31de4ef244ea9e8e838c24ab47774e432e55b2f7b39d42fcc28afa5bff858cf97085b7ccd38e0ea96140a454ec89ce4d1a93b862c40d9bcec3aa0fe7ed7f3
ripemd-160
4c52ca12396ed3e5a18149a797644bd60e0b914d
Diameter
61808162
Circumference
194176067.67109
Area
3.0004164617844E+15
Volume
1.2363348449162E+23
Surface area
1.2001665847138E+16
Circumference
194176067.67109
Perimeter
123616324
Area
955062222454561
Diagonal
43704970.482877
Surface area
5730373334727366
Volume
2.9515320282776E+22
Space diagonal
53527438.453224
Perimeter
92712243
Area
4.1355407342024E+14
Altitude
26763719.226612
Surface area
4.1355407342024E+14
Volume
3.4784138534739E+21
Height
14568323.494292