Base | Representation |
---|---|
bin | 111010100001… |
… | …1010010111100 |
3 | 2010201221000100 |
4 | 1311003102330 |
5 | 30323344343 |
6 | 3013401100 |
7 | 521545512 |
oct | 165032274 |
9 | 63657010 |
10 | 30684348 |
11 | 16358672 |
12 | a339190 |
13 | 6484626 |
14 | 410a4b2 |
15 | 2a619d3 |
hex | 1d434bc |
30684348 has 36 divisors (see below), whose sum is σ = 77739480. Its totient is φ = 10204896.
The previous prime is 30684331. The next prime is 30684377. The reversal of 30684348 is 84348603.
30684348 is a `hidden beast` number, since 306 + 8 + 4 + 348 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
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 11 ways as a sum of consecutive naturals, for example, 23743 + ... + 25001.
It is an arithmetic number, because the mean of its divisors is an integer number (2159430).
Almost surely, 230684348 is an apocalyptic number.
It is an amenable number.
30684348 is an abundant number, since it is smaller than the sum of its proper divisors (47055132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30684348 is a wasteful number, since it uses less digits than its factorization.
30684348 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1946 (or 1941 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 36.
The square root of 30684348 is about 5539.3454486970. The cubic root of 30684348 is about 313.0682073963.
The spelling of 30684348 in words is "thirty million, six hundred eighty-four thousand, three hundred forty-eight".
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