Base | Representation |
---|---|
bin | 1011110110011… |
… | …1010000000100 |
3 | 10110112022210112 |
4 | 2331213100010 |
5 | 100211042423 |
6 | 4533212152 |
7 | 1142331263 |
oct | 275472004 |
9 | 113468715 |
10 | 49705988 |
11 | 2606a932 |
12 | 14791058 |
13 | a3b4637 |
14 | 685c5da |
15 | 456ca78 |
hex | 2f67404 |
49705988 has 24 divisors (see below), whose sum is σ = 88293912. Its totient is φ = 24482304.
The previous prime is 49705987. The next prime is 49705991. The reversal of 49705988 is 88950794.
It can be written as a sum of positive squares in 4 ways, for example, as 31684 + 49674304 = 178^2 + 7048^2 .
It is a super-2 number, since 2×497059882 = 4941370486112288, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (49705987) 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, 125006 + ... + 125402.
It is an arithmetic number, because the mean of its divisors is an integer number (3678913).
Almost surely, 249705988 is an apocalyptic number.
It is an amenable number.
49705988 is a deficient number, since it is larger than the sum of its proper divisors (38587924).
49705988 is a wasteful number, since it uses less digits than its factorization.
49705988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 791 (or 789 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 50.
The square root of 49705988 is about 7050.2473715466. The cubic root of 49705988 is about 367.6796302030.
The spelling of 49705988 in words is "forty-nine million, seven hundred five thousand, nine hundred eighty-eight".
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