Base | Representation |
---|---|
bin | 1011110111001… |
… | …1100101111010 |
3 | 10110121220010202 |
4 | 2331303211322 |
5 | 100214202123 |
6 | 4534242202 |
7 | 1142631536 |
oct | 275634572 |
9 | 113556122 |
10 | 49756538 |
11 | 260a4907 |
12 | 147b6362 |
13 | a401650 |
14 | 6872bc6 |
15 | 457ca28 |
hex | 2f7397a |
49756538 has 32 divisors (see below), whose sum is σ = 82402320. Its totient is φ = 22394880.
The previous prime is 49756517. The next prime is 49756549. The reversal of 49756538 is 83565794.
It can be written as a sum of positive squares in 8 ways, for example, as 5094049 + 44662489 = 2257^2 + 6683^2 .
It is a junction number, because it is equal to n+sod(n) for n = 49756492 and 49756501.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 274808 + ... + 274988.
Almost surely, 249756538 is an apocalyptic number.
49756538 is a deficient number, since it is larger than the sum of its proper divisors (32645782).
49756538 is a wasteful number, since it uses less digits than its factorization.
49756538 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 402.
The product of its digits is 907200, while the sum is 47.
The square root of 49756538 is about 7053.8314411389. The cubic root of 49756538 is about 367.8042289285.
The spelling of 49756538 in words is "forty-nine million, seven hundred fifty-six thousand, five hundred thirty-eight".
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