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10806893288609 = 1111313962548217
BaseRepresentation
bin1001110101000010110100…
…0010010001110010100001
31102021010110222022100002112
42131100231002101302201
52404030004140213414
634552341312325105
72163525614211545
oct235205502216241
942233428270075
1010806893288609
1134971a5587550
121266546843795
136051162875a2
142950b0b93a25
1513b1a34c0d3e
hex9d42d091ca1

10806893288609 has 16 divisors (see below), whose sum is σ = 11979234711360. Its totient is φ = 9667452264960.

The previous prime is 10806893288603. The next prime is 10806893288663. The reversal of 10806893288609 is 90688239860801.

It is a cyclic number.

It is not a de Polignac number, because 10806893288609 - 28 = 10806893288353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10806893288603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31101332 + ... + 31446885.

It is an arithmetic number, because the mean of its divisors is an integer number (748702169460).

Almost surely, 210806893288609 is an apocalyptic number.

It is an amenable number.

10806893288609 is a deficient number, since it is larger than the sum of its proper divisors (1172341422751).

10806893288609 is a wasteful number, since it uses less digits than its factorization.

10806893288609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62548480.

The product of its (nonzero) digits is 71663616, while the sum is 68.

The spelling of 10806893288609 in words is "ten trillion, eight hundred six billion, eight hundred ninety-three million, two hundred eighty-eight thousand, six hundred nine".

Divisors: 1 11 113 139 1243 1529 15707 172777 62548217 688030387 7067948521 8694202163 77747433731 95636223793 982444844419 10806893288609