Base | Representation |
---|---|
bin | 111010000011… |
… | …0101110100000 |
3 | 2010021022200202 |
4 | 1310012232200 |
5 | 30242430011 |
6 | 3004204332 |
7 | 516463304 |
oct | 164065640 |
9 | 63238622 |
10 | 30436256 |
11 | 161a9234 |
12 | a2396a8 |
13 | 63c8726 |
14 | 4083d04 |
15 | 2a1323b |
hex | 1d06ba0 |
30436256 has 24 divisors (see below), whose sum is σ = 63447300. Its totient is φ = 14322688.
The previous prime is 30436247. The next prime is 30436267. The reversal of 30436256 is 65263403.
It can be written as a sum of positive squares in 2 ways, for example, as 30426256 + 10000 = 5516^2 + 100^2 .
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 3 ways as a sum of consecutive naturals, for example, 27431 + ... + 28518.
Almost surely, 230436256 is an apocalyptic number.
It is an amenable number.
30436256 is an abundant number, since it is smaller than the sum of its proper divisors (33011044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30436256 is a wasteful number, since it uses less digits than its factorization.
30436256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55976 (or 55968 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 29.
The square root of 30436256 is about 5516.9063794848. The cubic root of 30436256 is about 312.2221735531. Note that the first 3 decimals are identical.
Adding to 30436256 its reverse (65263403), we get a palindrome (95699659).
The spelling of 30436256 in words is "thirty million, four hundred thirty-six thousand, two hundred fifty-six".
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