Base | Representation |
---|---|
bin | 1011101110110… |
… | …1001001101100 |
3 | 10102120220202120 |
4 | 2323231021230 |
5 | 100044041433 |
6 | 4514352540 |
7 | 1135146225 |
oct | 273551154 |
9 | 112526676 |
10 | 49205868 |
11 | 25859108 |
12 | 1458b750 |
13 | a26aaca |
14 | 676c24c |
15 | 44be7b3 |
hex | 2eed26c |
49205868 has 12 divisors (see below), whose sum is σ = 114813720. Its totient is φ = 16401952.
The previous prime is 49205867. The next prime is 49205921. The reversal of 49205868 is 86850294.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (49205867) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2050233 + ... + 2050256.
It is an arithmetic number, because the mean of its divisors is an integer number (9567810).
Almost surely, 249205868 is an apocalyptic number.
It is an amenable number.
49205868 is an abundant number, since it is smaller than the sum of its proper divisors (65607852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49205868 is a wasteful number, since it uses less digits than its factorization.
49205868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4100496 (or 4100494 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 42.
The square root of 49205868 is about 7014.6894443019. The cubic root of 49205868 is about 366.4423270482.
The spelling of 49205868 in words is "forty-nine million, two hundred five thousand, eight hundred sixty-eight".
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