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13952748 = 2231162729
BaseRepresentation
bin110101001110…
…011011101100
3222020212120110
4311032123230
512032441443
61215020020
7226411365
oct65163354
928225513
1013952748
11796a9a7
12480a610
132b76a84
141bd2b6c
151359233
hexd4e6ec

13952748 has 12 divisors (see below), whose sum is σ = 32556440. Its totient is φ = 4650912.

The previous prime is 13952711. The next prime is 13952753. The reversal of 13952748 is 84725931.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581353 + ... + 581376.

Almost surely, 213952748 is an apocalyptic number.

It is an amenable number.

13952748 is an abundant number, since it is smaller than the sum of its proper divisors (18603692).

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

13952748 is a wasteful number, since it uses less digits than its factorization.

13952748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162736 (or 1162734 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The square root of 13952748 is about 3735.3377357342. The cubic root of 13952748 is about 240.7427683032.

The spelling of 13952748 in words is "thirteen million, nine hundred fifty-two thousand, seven hundred forty-eight".

Divisors: 1 2 3 4 6 12 1162729 2325458 3488187 4650916 6976374 13952748