Base | Representation |
---|---|
bin | 111001011111… |
… | …1111100110000 |
3 | 2002201121000120 |
4 | 1302333330300 |
5 | 30204140402 |
6 | 2554050240 |
7 | 514145145 |
oct | 162777460 |
9 | 62647016 |
10 | 30146352 |
11 | 16020445 |
12 | a119980 |
13 | 63267a2 |
14 | 400a3cc |
15 | 29a73bc |
hex | 1cbff30 |
30146352 has 20 divisors (see below), whose sum is σ = 77878200. Its totient is φ = 10048768.
The previous prime is 30146351. The next prime is 30146377. The reversal of 30146352 is 25364103.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (30146351) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313977 + ... + 314072.
It is an arithmetic number, because the mean of its divisors is an integer number (3893910).
Almost surely, 230146352 is an apocalyptic number.
It is an amenable number.
30146352 is an abundant number, since it is smaller than the sum of its proper divisors (47731848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30146352 is a wasteful number, since it uses less digits than its factorization.
30146352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 628060 (or 628054 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 24.
The square root of 30146352 is about 5490.5693693824. The cubic root of 30146352 is about 311.2277086018.
The spelling of 30146352 in words is "thirty million, one hundred forty-six thousand, three hundred fifty-two".
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