Base | Representation |
---|---|
bin | 11100011010001100… |
… | …000100011001110100 |
3 | 2220201212220222210210 |
4 | 130122030010121310 |
5 | 444433030024302 |
6 | 22002521345420 |
7 | 2126630634630 |
oct | 343214043164 |
9 | 86655828723 |
10 | 30504142452 |
11 | 11a3387a793 |
12 | 5ab3938270 |
13 | 2b5196a844 |
14 | 169539bdc0 |
15 | bd800e66c |
hex | 71a304674 |
30504142452 has 48 divisors (see below), whose sum is σ = 81753190400. Its totient is φ = 8671668192.
The previous prime is 30504142447. The next prime is 30504142499. The reversal of 30504142452 is 25424140503.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 895708 + ... + 929139.
Almost surely, 230504142452 is an apocalyptic number.
It is an amenable number.
30504142452 is an abundant number, since it is smaller than the sum of its proper divisors (51249047948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30504142452 is a wasteful number, since it uses less digits than its factorization.
30504142452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1825060 (or 1825058 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 30.
Adding to 30504142452 its reverse (25424140503), we get a palindrome (55928282955).
The spelling of 30504142452 in words is "thirty billion, five hundred four million, one hundred forty-two thousand, four hundred fifty-two".
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