Base | Representation |
---|---|
bin | 1011110011011… |
… | …0010011001111 |
3 | 10110011010202120 |
4 | 2330312103033 |
5 | 100133133422 |
6 | 4525024023 |
7 | 1140534603 |
oct | 274662317 |
9 | 113133676 |
10 | 49505487 |
11 | 25a43229 |
12 | 146b5013 |
13 | a3442b5 |
14 | 6809503 |
15 | 452d45c |
hex | 2f364cf |
49505487 has 4 divisors (see below), whose sum is σ = 66007320. Its totient is φ = 33003656.
The previous prime is 49505471. The next prime is 49505537. The reversal of 49505487 is 78450594.
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 49505487 - 24 = 49505471 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49505437) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8250912 + ... + 8250917.
It is an arithmetic number, because the mean of its divisors is an integer number (16501830).
Almost surely, 249505487 is an apocalyptic number.
49505487 is a deficient number, since it is larger than the sum of its proper divisors (16501833).
49505487 is a wasteful number, since it uses less digits than its factorization.
49505487 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16501832.
The product of its (nonzero) digits is 201600, while the sum is 42.
The square root of 49505487 is about 7036.0135730398. The cubic root of 49505487 is about 367.1845893851.
The spelling of 49505487 in words is "forty-nine million, five hundred five thousand, four hundred eighty-seven".
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