Base | Representation |
---|---|
bin | 1011111000110… |
… | …1110000001000 |
3 | 10110211100010021 |
4 | 2332031300020 |
5 | 100231114223 |
6 | 4540430224 |
7 | 1143556120 |
oct | 276156010 |
9 | 113740107 |
10 | 49863688 |
11 | 26168366 |
12 | 14848374 |
13 | a43b354 |
14 | 689dc80 |
15 | 459e65d |
hex | 2f8dc08 |
49863688 has 32 divisors (see below), whose sum is σ = 107078400. Its totient is φ = 21324672.
The previous prime is 49863677. The next prime is 49863689. The reversal of 49863688 is 88636894.
It is a super-3 number, since 3×498636883 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (49863689) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47473 + ... + 48511.
It is an arithmetic number, because the mean of its divisors is an integer number (3346200).
Almost surely, 249863688 is an apocalyptic number.
It is an amenable number.
49863688 is an abundant number, since it is smaller than the sum of its proper divisors (57214712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49863688 is a wasteful number, since it uses less digits than its factorization.
49863688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1909 (or 1905 counting only the distinct ones).
The product of its digits is 1990656, while the sum is 52.
The square root of 49863688 is about 7061.4225195778. The cubic root of 49863688 is about 368.0680600331.
The spelling of 49863688 in words is "forty-nine million, eight hundred sixty-three thousand, six hundred eighty-eight".
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