Base | Representation |
---|---|
bin | 111001001111… |
… | …1100001101000 |
3 | 2002110211211202 |
4 | 1302133201220 |
5 | 30140413134 |
6 | 2551143332 |
7 | 513053021 |
oct | 162374150 |
9 | 62424752 |
10 | 30013544 |
11 | 15a3a690 |
12 | a074b48 |
13 | 62ab1c2 |
14 | 3db3c48 |
15 | 297cd7e |
hex | 1c9f868 |
30013544 has 16 divisors (see below), whose sum is σ = 61391520. Its totient is φ = 13642480.
The previous prime is 30013523. The next prime is 30013553. The reversal of 30013544 is 44531003.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170444 + ... + 170619.
It is an arithmetic number, because the mean of its divisors is an integer number (3836970).
Almost surely, 230013544 is an apocalyptic number.
It is an amenable number.
30013544 is an abundant number, since it is smaller than the sum of its proper divisors (31377976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30013544 is a wasteful number, since it uses less digits than its factorization.
30013544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 341080 (or 341076 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 30013544 is about 5478.4618279221. The cubic root of 30013544 is about 310.7700039570.
Adding to 30013544 its reverse (44531003), we get a palindrome (74544547).
The spelling of 30013544 in words is "thirty million, thirteen thousand, five hundred forty-four".
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