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69828420696 = 23310335278009
BaseRepresentation
bin100000100001000011…
…0010010010001011000
320200020110111022022120
41001002012102101120
52121002033430241
652025001221240
75021261532306
oct1010206222130
9220213438276
1069828420696
1127683360aa1
1211649491820
13677aa31538
143545d11276
151c3a51c666
hex1042192458

69828420696 has 64 divisors (see below), whose sum is σ = 176337907200. Its totient is φ = 23040745728.

The previous prime is 69828420667. The next prime is 69828420707. The reversal of 69828420696 is 69602482896.

It is a super-2 number, since 2×698284206962 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8714740 + ... + 8722748.

It is an arithmetic number, because the mean of its divisors is an integer number (2755279800).

Almost surely, 269828420696 is an apocalyptic number.

It is an amenable number.

69828420696 is an abundant number, since it is smaller than the sum of its proper divisors (106509486504).

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

69828420696 is a wasteful number, since it uses less digits than its factorization.

69828420696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11648 (or 11644 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 60.

The spelling of 69828420696 in words is "sixty-nine billion, eight hundred twenty-eight million, four hundred twenty thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 24 103 206 309 412 618 824 1236 2472 3527 7054 8009 10581 14108 16018 21162 24027 28216 32036 42324 48054 64072 84648 96108 192216 363281 726562 824927 1089843 1453124 1649854 2179686 2474781 2906248 3299708 4359372 4949562 6599416 8718744 9899124 19798248 28247743 56495486 84743229 112990972 169486458 225981944 338972916 677945832 2909517529 5819035058 8728552587 11638070116 17457105174 23276140232 34914210348 69828420696