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9706493372892 = 223808874447741
BaseRepresentation
bin1000110100111111100000…
…0101101110100111011100
31021100221011012201202010120
42031033320011232213130
52233012344300413032
632351033531234540
72021161645233141
oct215177005564734
937327135652116
109706493372892
1131025565089a8
121109224ba8a50
1355541a69a1c4
14257b225483c8
1511c74c87662c
hex8d3f816e9dc

9706493372892 has 12 divisors (see below), whose sum is σ = 22648484536776. Its totient is φ = 3235497790960.

The previous prime is 9706493372869. The next prime is 9706493372893. The reversal of 9706493372892 is 2982733946079.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9706493372893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404437223859 + ... + 404437223882.

It is an arithmetic number, because the mean of its divisors is an integer number (1887373711398).

Almost surely, 29706493372892 is an apocalyptic number.

It is an amenable number.

9706493372892 is an abundant number, since it is smaller than the sum of its proper divisors (12941991163884).

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

9706493372892 is a wasteful number, since it uses less digits than its factorization.

9706493372892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808874447748 (or 808874447746 counting only the distinct ones).

The product of its (nonzero) digits is 246903552, while the sum is 69.

The spelling of 9706493372892 in words is "nine trillion, seven hundred six billion, four hundred ninety-three million, three hundred seventy-two thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 12 808874447741 1617748895482 2426623343223 3235497790964 4853246686446 9706493372892