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10808685 = 3251771199
BaseRepresentation
bin101001001110…
…110101101101
3202100010201200
4221032311231
510231334220
61023400113
7160605126
oct51166555
922303650
1010808685
1161127a8
123753039
132315994
14161504d
15e37890
hexa4ed6d

10808685 has 48 divisors (see below), whose sum is σ = 20217600. Its totient is φ = 5322240.

The previous prime is 10808671. The next prime is 10808711. The reversal of 10808685 is 58680801.

It is not a de Polignac number, because 10808685 - 24 = 10808669 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54216 + ... + 54414.

It is an arithmetic number, because the mean of its divisors is an integer number (421200).

Almost surely, 210808685 is an apocalyptic number.

10808685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10808685 is a deficient number, since it is larger than the sum of its proper divisors (9408915).

10808685 is a wasteful number, since it uses less digits than its factorization.

10808685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 36.

The square root of 10808685 is about 3287.6564601552. The cubic root of 10808685 is about 221.1011255494.

The spelling of 10808685 in words is "ten million, eight hundred eight thousand, six hundred eighty-five".

Divisors: 1 3 5 9 15 17 45 51 71 85 153 199 213 255 355 597 639 765 995 1065 1207 1791 2985 3195 3383 3621 6035 8955 10149 10863 14129 16915 18105 30447 42387 50745 54315 70645 127161 152235 211935 240193 635805 720579 1200965 2161737 3602895 10808685