Base | Representation |
---|---|
bin | 111010011111… |
… | …0010001001000 |
3 | 2010200212202112 |
4 | 1310332101020 |
5 | 30322220002 |
6 | 3013121452 |
7 | 521431460 |
oct | 164762110 |
9 | 63625675 |
10 | 30663752 |
11 | 16344149 |
12 | a329288 |
13 | 6478142 |
14 | 4102ba0 |
15 | 2a5a852 |
hex | 1d3e448 |
30663752 has 16 divisors (see below), whose sum is σ = 65708160. Its totient is φ = 13141584.
The previous prime is 30663749. The next prime is 30663779. The reversal of 30663752 is 25736603.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273728 + ... + 273839.
It is an arithmetic number, because the mean of its divisors is an integer number (4106760).
Almost surely, 230663752 is an apocalyptic number.
It is an amenable number.
30663752 is an abundant number, since it is smaller than the sum of its proper divisors (35044408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30663752 is a wasteful number, since it uses less digits than its factorization.
30663752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 547580 (or 547576 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 32.
The square root of 30663752 is about 5537.4860722172. The cubic root of 30663752 is about 312.9981456609.
The spelling of 30663752 in words is "thirty million, six hundred sixty-three thousand, seven hundred fifty-two".
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