Base | Representation |
---|---|
bin | 1011110111111… |
… | …1101010001111 |
3 | 10110201101221110 |
4 | 2331333222033 |
5 | 100222242332 |
6 | 4535303103 |
7 | 1143225621 |
oct | 275775217 |
9 | 113641843 |
10 | 49805967 |
11 | 26128a62 |
12 | 1481aa93 |
13 | a41acb3 |
14 | 6886c11 |
15 | 458c4cc |
hex | 2f7fa8f |
49805967 has 4 divisors (see below), whose sum is σ = 66407960. Its totient is φ = 33203976.
The previous prime is 49805957. The next prime is 49805969. The reversal of 49805967 is 76950894.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 49805967 - 28 = 49805711 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49805969) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8300992 + ... + 8300997.
It is an arithmetic number, because the mean of its divisors is an integer number (16601990).
Almost surely, 249805967 is an apocalyptic number.
49805967 is a deficient number, since it is larger than the sum of its proper divisors (16601993).
49805967 is a wasteful number, since it uses less digits than its factorization.
49805967 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16601992.
The product of its (nonzero) digits is 544320, while the sum is 48.
The square root of 49805967 is about 7057.3342701051. The cubic root of 49805967 is about 367.9259829674.
The spelling of 49805967 in words is "forty-nine million, eight hundred five thousand, nine hundred sixty-seven".
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