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11064631 = 192943467
BaseRepresentation
bin101010001101…
…010100110111
3202211010211011
4222031110313
510313032011
61033053051
7163022254
oct52152467
922733734
1011064631
116278026
123857187
1323a5326
14168042b
15e88621
hexa8d537

11064631 has 16 divisors (see below), whose sum is σ = 12355200. Its totient is φ = 9864288.

The previous prime is 11064619. The next prime is 11064643. The reversal of 11064631 is 13646011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11064619) and next prime (11064643).

It is a cyclic number.

It is not a de Polignac number, because 11064631 - 213 = 11056439 is a prime.

It is a super-2 number, since 2×110646312 = 244852118332322, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11064601) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 23460 + ... + 23926.

It is an arithmetic number, because the mean of its divisors is an integer number (772200).

Almost surely, 211064631 is an apocalyptic number.

11064631 is a deficient number, since it is larger than the sum of its proper divisors (1290569).

11064631 is a wasteful number, since it uses less digits than its factorization.

11064631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 11064631 is about 3326.3540100236. The cubic root of 11064631 is about 222.8327286309.

The spelling of 11064631 in words is "eleven million, sixty-four thousand, six hundred thirty-one".

Divisors: 1 19 29 43 467 551 817 1247 8873 13543 20081 23693 257317 381539 582349 11064631