Base | Representation |
---|---|
bin | 1011010011001… |
… | …0011000110011 |
3 | 10022011210000122 |
4 | 2310302120303 |
5 | 44113023212 |
6 | 4411440455 |
7 | 1113553664 |
oct | 264623063 |
9 | 108153018 |
10 | 47392307 |
11 | 2482a5a6 |
12 | 13a5612b |
13 | 9a844b1 |
14 | 641936b |
15 | 4262272 |
hex | 2d32633 |
47392307 has 4 divisors (see below), whose sum is σ = 47414040. Its totient is φ = 47370576.
The previous prime is 47392297. The next prime is 47392343. The reversal of 47392307 is 70329374.
47392307 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 47392307 - 24 = 47392291 is a prime.
It is a super-3 number, since 3×473923073 (a number of 24 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47392907) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 7178 + ... + 12095.
It is an arithmetic number, because the mean of its divisors is an integer number (11853510).
Almost surely, 247392307 is an apocalyptic number.
47392307 is a deficient number, since it is larger than the sum of its proper divisors (21733).
47392307 is a wasteful number, since it uses less digits than its factorization.
47392307 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21732.
The product of its (nonzero) digits is 31752, while the sum is 35.
The square root of 47392307 is about 6884.2070712610. The cubic root of 47392307 is about 361.8839177875.
The spelling of 47392307 in words is "forty-seven million, three hundred ninety-two thousand, three hundred seven".
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