Base | Representation |
---|---|
bin | 1011110011000… |
… | …1110000100111 |
3 | 10110010012020200 |
4 | 2330301300213 |
5 | 100132040022 |
6 | 4524401543 |
7 | 1140426432 |
oct | 274616047 |
9 | 113105220 |
10 | 49486887 |
11 | 25a3025a |
12 | 146a62b3 |
13 | a3389a8 |
14 | 6802819 |
15 | 4527bac |
hex | 2f31c27 |
49486887 has 12 divisors (see below), whose sum is σ = 75243480. Its totient is φ = 31254768.
The previous prime is 49486883. The next prime is 49486891. The reversal of 49486887 is 78868494.
It is an interprime number because it is at equal distance from previous prime (49486883) and next prime (49486891).
It is not a de Polignac number, because 49486887 - 22 = 49486883 is a prime.
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49486883) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144528 + ... + 144869.
It is an arithmetic number, because the mean of its divisors is an integer number (6270290).
Almost surely, 249486887 is an apocalyptic number.
49486887 is a deficient number, since it is larger than the sum of its proper divisors (25756593).
49486887 is a wasteful number, since it uses less digits than its factorization.
49486887 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 289422 (or 289419 counting only the distinct ones).
The product of its digits is 3096576, while the sum is 54.
The square root of 49486887 is about 7034.6916776786. The cubic root of 49486887 is about 367.1385979251.
The spelling of 49486887 in words is "forty-nine million, four hundred eighty-six thousand, eight hundred eighty-seven".
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