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69084169084 = 22717145134809
BaseRepresentation
bin100000001010110111…
…1001100001101111100
320121022121001102001001
41000111233030031330
52112441021402314
651423053300044
74663653514450
oct1002557141574
9217277042031
1069084169084
1127331237817
1211480194624
13668c79a378
1434b5138660
151be5008674
hex1015bcc37c

69084169084 has 24 divisors (see below), whose sum is σ = 146295888480. Its totient is φ = 27865883136.

The previous prime is 69084169057. The next prime is 69084169097. The reversal of 69084169084 is 48096148096.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72566929 + ... + 72567880.

It is an arithmetic number, because the mean of its divisors is an integer number (6095662020).

Almost surely, 269084169084 is an apocalyptic number.

It is an amenable number.

69084169084 is an abundant number, since it is smaller than the sum of its proper divisors (77211719396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

69084169084 is a wasteful number, since it uses less digits than its factorization.

69084169084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145134837 (or 145134835 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 55.

The spelling of 69084169084 in words is "sixty-nine billion, eighty-four million, one hundred sixty-nine thousand, eighty-four".

Divisors: 1 2 4 7 14 17 28 34 68 119 238 476 145134809 290269618 580539236 1015943663 2031887326 2467291753 4063774652 4934583506 9869167012 17271042271 34542084542 69084169084