Base | Representation |
---|---|
bin | 111010101000… |
… | …0000101101001 |
3 | 2010211120212222 |
4 | 1311100011221 |
5 | 30332033440 |
6 | 3014443425 |
7 | 522154334 |
oct | 165200551 |
9 | 63746788 |
10 | 30736745 |
11 | 16393a76 |
12 | a363575 |
13 | 64a2430 |
14 | 412161b |
15 | 2a722b5 |
hex | 1d50169 |
30736745 has 16 divisors (see below), whose sum is σ = 40115712. Its totient is φ = 22472640.
The previous prime is 30736733. The next prime is 30736777. The reversal of 30736745 is 54763703.
It is a happy number.
It is not a de Polignac number, because 30736745 - 24 = 30736729 is a prime.
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, 4400 + ... + 8990.
It is an arithmetic number, because the mean of its divisors is an integer number (2507232).
Almost surely, 230736745 is an apocalyptic number.
It is an amenable number.
30736745 is a deficient number, since it is larger than the sum of its proper divisors (9378967).
30736745 is a wasteful number, since it uses less digits than its factorization.
30736745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4712.
The product of its (nonzero) digits is 52920, while the sum is 35.
The square root of 30736745 is about 5544.0729612804. The cubic root of 30736745 is about 313.2463058693.
The spelling of 30736745 in words is "thirty million, seven hundred thirty-six thousand, seven hundred forty-five".
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