Base | Representation |
---|---|
bin | 101110011000110001… |
… | …111101001110101000 |
3 | 11202120012022002211200 |
4 | 232120301331032220 |
5 | 1304001303413221 |
6 | 34514215324200 |
7 | 3412166635353 |
oct | 563061751650 |
9 | 152505262750 |
10 | 49807872936 |
11 | 1a13a278158 |
12 | 97a0680660 |
13 | 490a011083 |
14 | 25a6ddb29a |
15 | 1467a93426 |
hex | b98c7d3a8 |
49807872936 has 48 divisors (see below), whose sum is σ = 138542176500. Its totient is φ = 16153903872.
The previous prime is 49807872931. The next prime is 49807872979. The reversal of 49807872936 is 63927870894.
49807872936 is a `hidden beast` number, since 498 + 0 + 78 + 72 + 9 + 3 + 6 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 49286664036 + 521208900 = 222006^2 + 22830^2 .
It is not an unprimeable number, because it can be changed into a prime (49807872931) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9345661 + ... + 9350988.
Almost surely, 249807872936 is an apocalyptic number.
It is an amenable number.
49807872936 is an abundant number, since it is smaller than the sum of its proper divisors (88734303564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49807872936 is a wasteful number, since it uses less digits than its factorization.
49807872936 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18696698 (or 18696691 counting only the distinct ones).
The product of its (nonzero) digits is 36578304, while the sum is 63.
The spelling of 49807872936 in words is "forty-nine billion, eight hundred seven million, eight hundred seventy-two thousand, nine hundred thirty-six".
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