Base | Representation |
---|---|
bin | 1000011111001110… |
… | …1100000100111111 |
3 | 12212210100110210200 |
4 | 2013303230010333 |
5 | 14131242132142 |
6 | 1014031334543 |
7 | 110314465323 |
oct | 20763540477 |
9 | 5783313720 |
10 | 2278474047 |
11 | a6a159303 |
12 | 537081453 |
13 | 2a40792c5 |
14 | 178867983 |
15 | d506d64c |
hex | 87cec13f |
2278474047 has 12 divisors (see below), whose sum is σ = 3434222064. Its totient is φ = 1452939840.
The previous prime is 2278474043. The next prime is 2278474057. The reversal of 2278474047 is 7404748722.
It is not a de Polignac number, because 2278474047 - 22 = 2278474043 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2278473993 and 2278474011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2278474043) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5503354 + ... + 5503767.
It is an arithmetic number, because the mean of its divisors is an integer number (286185172).
Almost surely, 22278474047 is an apocalyptic number.
2278474047 is a deficient number, since it is larger than the sum of its proper divisors (1155748017).
2278474047 is a wasteful number, since it uses less digits than its factorization.
2278474047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11007150 (or 11007147 counting only the distinct ones).
The product of its (nonzero) digits is 702464, while the sum is 45.
The square root of 2278474047 is about 47733.3640863495. The cubic root of 2278474047 is about 1315.8751800558.
The spelling of 2278474047 in words is "two billion, two hundred seventy-eight million, four hundred seventy-four thousand, forty-seven".
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