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13292949 = 314593037
BaseRepresentation
bin110010101101…
…010110010101
3221000100111110
4302231112111
511400333244
61152525233
7220662645
oct62552625
927010443
1013292949
11755a20a
124550819
1329a5667
141aa0525
1512789b9
hexcad595

13292949 has 8 divisors (see below), whose sum is σ = 17741920. Its totient is φ = 8852976.

The previous prime is 13292947. The next prime is 13292957. The reversal of 13292949 is 94929231.

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

It is not a de Polignac number, because 13292949 - 21 = 13292947 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13292947) 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, 2859 + ... + 5895.

It is an arithmetic number, because the mean of its divisors is an integer number (2217740).

Almost surely, 213292949 is an apocalyptic number.

It is an amenable number.

13292949 is a deficient number, since it is larger than the sum of its proper divisors (4448971).

13292949 is a wasteful number, since it uses less digits than its factorization.

13292949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4499.

The product of its digits is 34992, while the sum is 39.

The square root of 13292949 is about 3645.9496705248. The cubic root of 13292949 is about 236.8865735788.

It can be divided in two parts, 13292 and 949, that added together give a palindrome (14241).

The spelling of 13292949 in words is "thirteen million, two hundred ninety-two thousand, nine hundred forty-nine".

Divisors: 1 3 1459 3037 4377 9111 4430983 13292949