Base | Representation |
---|---|
bin | 111001110000… |
… | …1111100000110 |
3 | 2002222122222221 |
4 | 1303201330012 |
5 | 30223114244 |
6 | 3001042554 |
7 | 515265064 |
oct | 163417406 |
9 | 62878887 |
10 | 30285574 |
11 | 16106000 |
12 | a18645a |
13 | 6374c77 |
14 | 4045034 |
15 | 29d3784 |
hex | 1ce1f06 |
30285574 has 32 divisors (see below), whose sum is σ = 51720192. Its totient is φ = 13285800.
The previous prime is 30285529. The next prime is 30285581. The reversal of 30285574 is 47558203.
It is a happy number.
It is a super-3 number, since 3×302855743 (a number of 23 digits) contains 333 as substring.
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 15 ways as a sum of consecutive naturals, for example, 82339 + ... + 82705.
It is an arithmetic number, because the mean of its divisors is an integer number (1616256).
Almost surely, 230285574 is an apocalyptic number.
30285574 is a deficient number, since it is larger than the sum of its proper divisors (21434618).
30285574 is a wasteful number, since it uses less digits than its factorization.
30285574 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 433 (or 411 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 34.
The square root of 30285574 is about 5503.2330497627. The cubic root of 30285574 is about 311.7060772923.
The spelling of 30285574 in words is "thirty million, two hundred eighty-five thousand, five hundred seventy-four".
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