Base | Representation |
---|---|
bin | 111010110010… |
… | …1101001011101 |
3 | 2011000002000122 |
4 | 1311211221131 |
5 | 30342400203 |
6 | 3020404325 |
7 | 523002650 |
oct | 165455135 |
9 | 64002018 |
10 | 30825053 |
11 | 16444356 |
12 | a3a66a5 |
13 | 650369c |
14 | 4145897 |
15 | 2a8d538 |
hex | 1d65a5d |
30825053 has 16 divisors (see below), whose sum is σ = 36017280. Its totient is φ = 25837056.
The previous prime is 30825017. The next prime is 30825079. The reversal of 30825053 is 35052803.
It is not a de Polignac number, because 30825053 - 212 = 30820957 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30825013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91301 + ... + 91637.
It is an arithmetic number, because the mean of its divisors is an integer number (2251080).
Almost surely, 230825053 is an apocalyptic number.
It is an amenable number.
30825053 is a deficient number, since it is larger than the sum of its proper divisors (5192227).
30825053 is a wasteful number, since it uses less digits than its factorization.
30825053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 596.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 30825053 is about 5552.0314300263. The cubic root of 30825053 is about 313.5460091014.
Adding to 30825053 its reverse (35052803), we get a palindrome (65877856).
The spelling of 30825053 in words is "thirty million, eight hundred twenty-five thousand, fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.034 sec. • engine limits •