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284605067084 = 2213131197212081
BaseRepresentation
bin1000010010000111100…
…10001010111101001100
31000012121121122101221112
410021003302022331030
514130332344121314
6334425030151152
726363531104112
oct4110362127514
91005547571845
10284605067084
11aa778160348
12471a97b24b8
1320ab8526750
14dabc6b5ab2
15760ad8743e
hex4243c8af4c

284605067084 has 48 divisors (see below), whose sum is σ = 543211564896. Its totient is φ = 129691161600.

The previous prime is 284605067081. The next prime is 284605067111. The reversal of 284605067084 is 480760506482.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (284605067081) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1235924 + ... + 1448004.

It is an arithmetic number, because the mean of its divisors is an integer number (11316907602).

Almost surely, 2284605067084 is an apocalyptic number.

It is an amenable number.

284605067084 is a deficient number, since it is larger than the sum of its proper divisors (258606497812).

284605067084 is a wasteful number, since it uses less digits than its factorization.

284605067084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212426 (or 212424 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 284605067084 in words is "two hundred eighty-four billion, six hundred five million, sixty-seven thousand, eighty-four".

Divisors: 1 2 4 13 26 52 131 197 262 394 524 788 1703 2561 3406 5122 6812 10244 25807 51614 103228 212081 335491 424162 670982 848324 1341964 2757053 5514106 11028212 27782611 41779957 55565222 83559914 111130444 167119828 361173943 543139441 722347886 1086278882 1444695772 2172557764 5473174367 10946348734 21892697468 71151266771 142302533542 284605067084