Base | Representation |
---|---|
bin | 1011110100000… |
… | …1000101110000 |
3 | 10110020101101100 |
4 | 2331001011300 |
5 | 100141042210 |
6 | 4530004400 |
7 | 1141110465 |
oct | 275010560 |
9 | 113211340 |
10 | 49549680 |
11 | 25a73454 |
12 | 14716700 |
13 | a35b44b |
14 | 681b66c |
15 | 453b5c0 |
hex | 2f41170 |
49549680 has 60 divisors (see below), whose sum is σ = 166406760. Its totient is φ = 13213056.
The previous prime is 49549673. The next prime is 49549681. The reversal of 49549680 is 8694594.
It is a happy number.
49549680 is a `hidden beast` number, since 49 + 549 + 68 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (60).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49549681) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33690 + ... + 35129.
It is an arithmetic number, because the mean of its divisors is an integer number (2773446).
Almost surely, 249549680 is an apocalyptic number.
49549680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
49549680 is an abundant number, since it is smaller than the sum of its proper divisors (116857080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49549680 is a wasteful number, since it uses less digits than its factorization.
49549680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68838 (or 68829 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 45.
The square root of 49549680 is about 7039.1533581816. The cubic root of 49549680 is about 367.2938174282.
The spelling of 49549680 in words is "forty-nine million, five hundred forty-nine thousand, six hundred eighty".
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