Base | Representation |
---|---|
bin | 111010000110… |
… | …1100100100000 |
3 | 2010022202010222 |
4 | 1310031210200 |
5 | 30244324123 |
6 | 3004542212 |
7 | 516641111 |
oct | 164154440 |
9 | 63282128 |
10 | 30464288 |
11 | 162182a8 |
12 | a251968 |
13 | 640840a |
14 | 4090208 |
15 | 2a1b6c8 |
hex | 1d0d920 |
30464288 has 12 divisors (see below), whose sum is σ = 59976630. Its totient is φ = 15232128.
The previous prime is 30464281. The next prime is 30464293. The reversal of 30464288 is 88246403.
It can be written as a sum of positive squares in only one way, i.e., 17875984 + 12588304 = 4228^2 + 3548^2 .
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (30464281) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 475973 + ... + 476036.
Almost surely, 230464288 is an apocalyptic number.
It is an amenable number.
30464288 is a deficient number, since it is larger than the sum of its proper divisors (29512342).
30464288 is an equidigital number, since it uses as much as digits as its factorization.
30464288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 952019 (or 952011 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 35.
The square root of 30464288 is about 5519.4463490463. The cubic root of 30464288 is about 312.3179970604.
The spelling of 30464288 in words is "thirty million, four hundred sixty-four thousand, two hundred eighty-eight".
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