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13804446 = 237331517
BaseRepresentation
bin110100101010…
…001110011110
3221222100010210
4310222032132
512013220241
61211513250
7225223125
oct64521636
927870123
1013804446
117879537
124758826
132b24416
141b94abc
15132a316
hexd2a39e

13804446 has 16 divisors (see below), whose sum is σ = 27987984. Its totient is φ = 4538304.

The previous prime is 13804429. The next prime is 13804451. The reversal of 13804446 is 64440831.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15321 + ... + 16196.

It is an arithmetic number, because the mean of its divisors is an integer number (1749249).

Almost surely, 213804446 is an apocalyptic number.

13804446 is an abundant number, since it is smaller than the sum of its proper divisors (14183538).

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

13804446 is a wasteful number, since it uses less digits than its factorization.

13804446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31595.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 13804446 is about 3715.4334874951. The cubic root of 13804446 is about 239.8867868811.

The spelling of 13804446 in words is "thirteen million, eight hundred four thousand, four hundred forty-six".

Divisors: 1 2 3 6 73 146 219 438 31517 63034 94551 189102 2300741 4601482 6902223 13804446