Base | Representation |
---|---|
bin | 1011110011111… |
… | …1010100011011 |
3 | 10110020000102201 |
4 | 2330333110123 |
5 | 100140324202 |
6 | 4525511031 |
7 | 1141050364 |
oct | 274772433 |
9 | 113200381 |
10 | 49542427 |
11 | 25a68a60 |
12 | 14712477 |
13 | a35805c |
14 | 6818b6b |
15 | 4539387 |
hex | 2f3f51b |
49542427 has 8 divisors (see below), whose sum is σ = 54098352. Its totient is φ = 44995200.
The previous prime is 49542421. The next prime is 49542463. The reversal of 49542427 is 72424594.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 49542427 - 219 = 49018139 is a prime.
It is not an unprimeable number, because it can be changed into a prime (49542421) 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 7 ways as a sum of consecutive naturals, for example, 17623 + ... + 20239.
It is an arithmetic number, because the mean of its divisors is an integer number (6762294).
Almost surely, 249542427 is an apocalyptic number.
49542427 is a deficient number, since it is larger than the sum of its proper divisors (4555925).
49542427 is a wasteful number, since it uses less digits than its factorization.
49542427 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4349.
The product of its digits is 80640, while the sum is 37.
The square root of 49542427 is about 7038.6381495286. The cubic root of 49542427 is about 367.2758952670.
It can be divided in two parts, 4954 and 2427, that added together give a triangular number (7381 = T121).
The spelling of 49542427 in words is "forty-nine million, five hundred forty-two thousand, four hundred twenty-seven".
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