Base | Representation |
---|---|
bin | 1000010100001011100… |
… | …10111101001000101100 |
3 | 1000022110210121022210102 |
4 | 10022011302331020230 |
5 | 14140114404201001 |
6 | 335130551530232 |
7 | 26433136523240 |
oct | 4120562751054 |
9 | 1008423538712 |
10 | 285712568876 |
11 | 100196329889 |
12 | 47458689978 |
13 | 20c33b02b57 |
14 | db85808420 |
15 | 7673200e6b |
hex | 4285cbd22c |
285712568876 has 12 divisors (see below), whose sum is σ = 571425137808. Its totient is φ = 122448243792.
The previous prime is 285712568861. The next prime is 285712568923. The reversal of 285712568876 is 678865217582.
285712568876 is an admirable number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5102010131 + ... + 5102010186.
It is an arithmetic number, because the mean of its divisors is an integer number (47618761484).
Almost surely, 2285712568876 is an apocalyptic number.
It is an amenable number.
285712568876 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
285712568876 is a wasteful number, since it uses less digits than its factorization.
285712568876 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10204020328 (or 10204020326 counting only the distinct ones).
The product of its digits is 90316800, while the sum is 65.
The spelling of 285712568876 in words is "two hundred eighty-five billion, seven hundred twelve million, five hundred sixty-eight thousand, eight hundred seventy-six".
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