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12355049 = 73135639
BaseRepresentation
bin101111001000…
…010111101001
3212020200221102
4233020113221
511130330144
61120451145
7210005360
oct57102751
925220842
1012355049
116a79593
124179ab5
1327377a5
1418d87d7
151140b4e
hexbc85e9

12355049 has 8 divisors (see below), whose sum is σ = 14167680. Its totient is φ = 10554336.

The previous prime is 12355043. The next prime is 12355051. The reversal of 12355049 is 94055321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12355049 - 212 = 12350953 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12355043) 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 7 ways as a sum of consecutive naturals, for example, 629 + ... + 5010.

It is an arithmetic number, because the mean of its divisors is an integer number (1770960).

Almost surely, 212355049 is an apocalyptic number.

It is an amenable number.

12355049 is a deficient number, since it is larger than the sum of its proper divisors (1812631).

12355049 is an equidigital number, since it uses as much as digits as its factorization.

12355049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5959.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 12355049 is about 3514.9749643490. The cubic root of 12355049 is about 231.1788810764.

The spelling of 12355049 in words is "twelve million, three hundred fifty-five thousand, forty-nine".

Divisors: 1 7 313 2191 5639 39473 1765007 12355049