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10785806012 = 2261407910837
BaseRepresentation
bin10100000101110001…
…00101011010111100
31000211200101201022202
422002320211122330
5134042131243022
64542133131032
7531165560402
oct120270453274
930750351282
1010785806012
114635340773
122110189a78
13102b740847
14744675472
15431d7e592
hex282e256bc

10785806012 has 24 divisors (see below), whose sum is σ = 19191063360. Its totient is φ = 5302704960.

The previous prime is 10785805997. The next prime is 10785806023. The reversal of 10785806012 is 21060858701.

It is a super-2 number, since 2×107858060122 (a number of 21 digits) contains 22 as substring.

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, 989858 + ... + 1000694.

It is an arithmetic number, because the mean of its divisors is an integer number (799627640).

Almost surely, 210785806012 is an apocalyptic number.

It is an amenable number.

10785806012 is a deficient number, since it is larger than the sum of its proper divisors (8405257348).

10785806012 is a wasteful number, since it uses less digits than its factorization.

10785806012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14981 (or 14979 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 38.

The spelling of 10785806012 in words is "ten billion, seven hundred eighty-five million, eight hundred six thousand, twelve".

Divisors: 1 2 4 61 122 244 4079 8158 10837 16316 21674 43348 248819 497638 661057 995276 1322114 2644228 44204123 88408246 176816492 2696451503 5392903006 10785806012