Base | Representation |
---|---|
bin | 111001011000… |
… | …0100010110010 |
3 | 2002121101110110 |
4 | 1302300202302 |
5 | 30200131000 |
6 | 2552442150 |
7 | 513463161 |
oct | 162604262 |
9 | 62541413 |
10 | 30083250 |
11 | 15a87a9a |
12 | a0a9356 |
13 | 6303b52 |
14 | 3dd13d8 |
15 | 2993850 |
hex | 1cb08b2 |
30083250 has 32 divisors (see below), whose sum is σ = 75089664. Its totient is φ = 8022000.
The previous prime is 30083239. The next prime is 30083269. The reversal of 30083250 is 5238003.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19306 + ... + 20805.
It is an arithmetic number, because the mean of its divisors is an integer number (2346552).
Almost surely, 230083250 is an apocalyptic number.
30083250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30083250 is an abundant number, since it is smaller than the sum of its proper divisors (45006414).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30083250 is a wasteful number, since it uses less digits than its factorization.
30083250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40131 (or 40121 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 30083250 is about 5484.8199605821. The cubic root of 30083250 is about 311.0104041487.
The spelling of 30083250 in words is "thirty million, eighty-three thousand, two hundred fifty".
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