Base | Representation |
---|---|
bin | 1011111000111… |
… | …1101010101000 |
3 | 10110211201212122 |
4 | 2332033222220 |
5 | 100231342103 |
6 | 4540530412 |
7 | 1143621020 |
oct | 276175250 |
9 | 113751778 |
10 | 49871528 |
11 | 26173243 |
12 | 14850a08 |
13 | a441aa5 |
14 | 68a2a80 |
15 | 45a1b38 |
hex | 2f8faa8 |
49871528 has 16 divisors (see below), whose sum is σ = 106867680. Its totient is φ = 21373488.
The previous prime is 49871527. The next prime is 49871551. The reversal of 49871528 is 82517894.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (49871527) 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, 445226 + ... + 445337.
It is an arithmetic number, because the mean of its divisors is an integer number (6679230).
Almost surely, 249871528 is an apocalyptic number.
It is an amenable number.
49871528 is an abundant number, since it is smaller than the sum of its proper divisors (56996152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49871528 is a wasteful number, since it uses less digits than its factorization.
49871528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 890576 (or 890572 counting only the distinct ones).
The product of its digits is 161280, while the sum is 44.
The square root of 49871528 is about 7061.9776266992. The cubic root of 49871528 is about 368.0873493027.
The spelling of 49871528 in words is "forty-nine million, eight hundred seventy-one thousand, five hundred twenty-eight".
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