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10805902297 = 235371124853
BaseRepresentation
bin10100001000001010…
…01111101111011001
31000220002012201020121
422010011033233121
5134112302333142
64544131553241
7531531440221
oct120405175731
930802181217
1010805902297
114645717373
122116a5b821
131032958a38
147471c7081
154339edc67
hex28414fbd9

10805902297 has 16 divisors (see below), whose sum is σ = 11650376448. Its totient is φ = 9998148160.

The previous prime is 10805902249. The next prime is 10805902301. The reversal of 10805902297 is 79220950801.

10805902297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 10805902297 - 27 = 10805902169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10805902397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24123 + ... + 148975.

It is an arithmetic number, because the mean of its divisors is an integer number (728148528).

Almost surely, 210805902297 is an apocalyptic number.

It is an amenable number.

10805902297 is a deficient number, since it is larger than the sum of its proper divisors (844474151).

10805902297 is a wasteful number, since it uses less digits than its factorization.

10805902297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125000.

The product of its (nonzero) digits is 90720, while the sum is 43.

The spelling of 10805902297 in words is "ten billion, eight hundred five million, nine hundred two thousand, two hundred ninety-seven".

Divisors: 1 23 53 71 1219 1633 3763 86549 124853 2871619 6617209 8864563 152195807 203884949 469821839 10805902297