Base | Representation |
---|---|
bin | 10001000101110… |
… | …010101010110110 |
3 | 201222112102220020 |
4 | 101011302222312 |
5 | 1041400342214 |
6 | 44241350010 |
7 | 10051113150 |
oct | 2105625266 |
9 | 658472806 |
10 | 286730934 |
11 | 137941216 |
12 | 80038306 |
13 | 47533299 |
14 | 2a11bad0 |
15 | 1a28c4a9 |
hex | 11172ab6 |
286730934 has 32 divisors (see below), whose sum is σ = 657150720. Its totient is φ = 81702432.
The previous prime is 286730921. The next prime is 286730953. The reversal of 286730934 is 439037682.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6912 + ... + 24924.
It is an arithmetic number, because the mean of its divisors is an integer number (20535960).
Almost surely, 2286730934 is an apocalyptic number.
286730934 is an abundant number, since it is smaller than the sum of its proper divisors (370419786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
286730934 is a wasteful number, since it uses less digits than its factorization.
286730934 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18404.
The product of its (nonzero) digits is 217728, while the sum is 42.
The square root of 286730934 is about 16933.1312520750. The cubic root of 286730934 is about 659.4140299561.
The spelling of 286730934 in words is "two hundred eighty-six million, seven hundred thirty thousand, nine hundred thirty-four".
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