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13485712 = 24842857
BaseRepresentation
bin110011011100…
…011010010000
3221101010220211
4303130122100
511423020322
61201013504
7222424642
oct63343220
927333824
1013485712
117681019
124624294
132a42316
141b10892
1512b5b77
hexcdc690

13485712 has 10 divisors (see below), whose sum is σ = 26128598. Its totient is φ = 6742848.

The previous prime is 13485701. The next prime is 13485721. The reversal of 13485712 is 21758431.

It can be written as a sum of positive squares in only one way, i.e., 11806096 + 1679616 = 3436^2 + 1296^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421413 + ... + 421444.

Almost surely, 213485712 is an apocalyptic number.

It is an amenable number.

13485712 is a deficient number, since it is larger than the sum of its proper divisors (12642886).

13485712 is an equidigital number, since it uses as much as digits as its factorization.

13485712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842865 (or 842859 counting only the distinct ones).

The product of its digits is 6720, while the sum is 31.

The square root of 13485712 is about 3672.2897489169. The cubic root of 13485712 is about 238.0261252304.

The spelling of 13485712 in words is "thirteen million, four hundred eighty-five thousand, seven hundred twelve".

Divisors: 1 2 4 8 16 842857 1685714 3371428 6742856 13485712