Base | Representation |
---|---|
bin | 1011110000000… |
… | …1110110010111 |
3 | 10102202020001112 |
4 | 2330001312113 |
5 | 100104300042 |
6 | 4520245235 |
7 | 1135651340 |
oct | 274016627 |
9 | 112666045 |
10 | 49290647 |
11 | 2590687a |
12 | 1461081b |
13 | a29a583 |
14 | 67910c7 |
15 | 44d9982 |
hex | 2f01d97 |
49290647 has 16 divisors (see below), whose sum is σ = 57341760. Its totient is φ = 41499648.
The previous prime is 49290613. The next prime is 49290673. The reversal of 49290647 is 74609294.
It is a cyclic number.
It is not a de Polignac number, because 49290647 - 218 = 49028503 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49290607) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155333 + ... + 155649.
It is an arithmetic number, because the mean of its divisors is an integer number (3583860).
Almost surely, 249290647 is an apocalyptic number.
49290647 is a deficient number, since it is larger than the sum of its proper divisors (8051113).
49290647 is a wasteful number, since it uses less digits than its factorization.
49290647 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 650.
The product of its (nonzero) digits is 108864, while the sum is 41.
The square root of 49290647 is about 7020.7298053692. The cubic root of 49290647 is about 366.6526596118.
The spelling of 49290647 in words is "forty-nine million, two hundred ninety thousand, six hundred forty-seven".
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