Base | Representation |
---|---|
bin | 1011101110110… |
… | …0011011001010 |
3 | 10102120202200021 |
4 | 2323230123022 |
5 | 100043443030 |
6 | 4514331054 |
7 | 1135134442 |
oct | 273543312 |
9 | 112522607 |
10 | 49202890 |
11 | 25856950 |
12 | 14589a8a |
13 | a269649 |
14 | 676b122 |
15 | 44bd97a |
hex | 2eec6ca |
49202890 has 64 divisors (see below), whose sum is σ = 102187008. Its totient is φ = 16891200.
The previous prime is 49202887. The next prime is 49202891. The reversal of 49202890 is 9820294.
It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (49202891) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160117 + ... + 160423.
It is an arithmetic number, because the mean of its divisors is an integer number (1596672).
Almost surely, 249202890 is an apocalyptic number.
49202890 is an abundant number, since it is smaller than the sum of its proper divisors (52984118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49202890 is a wasteful number, since it uses less digits than its factorization.
49202890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 403.
The product of its (nonzero) digits is 10368, while the sum is 34.
The square root of 49202890 is about 7014.4771722488. The cubic root of 49202890 is about 366.4349343848.
The spelling of 49202890 in words is "forty-nine million, two hundred two thousand, eight hundred ninety".
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