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11385850 = 252732531
BaseRepresentation
bin101011011011…
…101111111010
3210102110110011
4223123233322
510403321400
61044012134
7165530620
oct53335772
923373404
1011385850
1164773a3
12399104a
1324885b8
141725510
15eed8ba
hexadbbfa

11385850 has 24 divisors (see below), whose sum is σ = 24203808. Its totient is φ = 3903600.

The previous prime is 11385817. The next prime is 11385877. The reversal of 11385850 is 5858311.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 15916 + ... + 16615.

It is an arithmetic number, because the mean of its divisors is an integer number (1008492).

Almost surely, 211385850 is an apocalyptic number.

11385850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11385850 is an abundant number, since it is smaller than the sum of its proper divisors (12817958).

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

11385850 is a wasteful number, since it uses less digits than its factorization.

11385850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32550 (or 32545 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 31.

The square root of 11385850 is about 3374.2925184400. The cubic root of 11385850 is about 224.9685552765.

The spelling of 11385850 in words is "eleven million, three hundred eighty-five thousand, eight hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 350 32531 65062 162655 227717 325310 455434 813275 1138585 1626550 2277170 5692925 11385850