Base | Representation |
---|---|
bin | 111010101011… |
… | …0110011111110 |
3 | 2010212222200000 |
4 | 1311112303332 |
5 | 30333424121 |
6 | 3015215130 |
7 | 522330540 |
oct | 165266376 |
9 | 63788600 |
10 | 30764286 |
11 | 16402733 |
12 | a3774a6 |
13 | 64b1b27 |
14 | 412b690 |
15 | 2a7a526 |
hex | 1d56cfe |
30764286 has 48 divisors (see below), whose sum is σ = 79008384. Its totient is φ = 8788824.
The previous prime is 30764281. The next prime is 30764299. The reversal of 30764286 is 68246703.
30764286 is a `hidden beast` number, since 3 + 0 + 7 + 642 + 8 + 6 = 666.
It is a self number, because there is not a number n which added to its sum of digits gives 30764286.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30764281) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1120 + ... + 7923.
It is an arithmetic number, because the mean of its divisors is an integer number (1646008).
Almost surely, 230764286 is an apocalyptic number.
30764286 is an abundant number, since it is smaller than the sum of its proper divisors (48244098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30764286 is an equidigital number, since it uses as much as digits as its factorization.
30764286 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9067 (or 9055 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The square root of 30764286 is about 5546.5562288685. The cubic root of 30764286 is about 313.3398371468.
The spelling of 30764286 in words is "thirty million, seven hundred sixty-four thousand, two hundred eighty-six".
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