Base | Representation |
---|---|
bin | 1011111001001… |
… | …1110101111100 |
3 | 10110212121100021 |
4 | 2332103311330 |
5 | 100232414021 |
6 | 4541141524 |
7 | 1144021630 |
oct | 276236574 |
9 | 113777307 |
10 | 49888636 |
11 | 26185086 |
12 | 1485a8a4 |
13 | a449805 |
14 | 68a8dc0 |
15 | 45a6c41 |
hex | 2f93d7c |
49888636 has 24 divisors (see below), whose sum is σ = 102213216. Its totient is φ = 20858880.
The previous prime is 49888609. The next prime is 49888637. The reversal of 49888636 is 63688894.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49888637) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20581 + ... + 22876.
It is an arithmetic number, because the mean of its divisors is an integer number (4258884).
Almost surely, 249888636 is an apocalyptic number.
It is an amenable number.
49888636 is an abundant number, since it is smaller than the sum of its proper divisors (52324580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49888636 is a wasteful number, since it uses less digits than its factorization.
49888636 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43509 (or 43507 counting only the distinct ones).
The product of its digits is 1990656, while the sum is 52.
The square root of 49888636 is about 7063.1887982695. The cubic root of 49888636 is about 368.1294342270.
The spelling of 49888636 in words is "forty-nine million, eight hundred eighty-eight thousand, six hundred thirty-six".
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