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13492538 = 264710427
BaseRepresentation
bin110011011110…
…000100111010
3221101111021122
4303132010322
511423230123
61201105242
7222453563
oct63360472
927344248
1013492538
117686164
124628222
132a45467
141b1316a
1512b7bc8
hexcde13a

13492538 has 8 divisors (see below), whose sum is σ = 20272032. Its totient is φ = 6735196.

The previous prime is 13492537. The next prime is 13492541. The reversal of 13492538 is 83529431.

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

It is a junction number, because it is equal to n+sod(n) for n = 13492498 and 13492507.

It is not an unprimeable number, because it can be changed into a prime (13492537) 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 3 ways as a sum of consecutive naturals, for example, 3920 + ... + 6507.

It is an arithmetic number, because the mean of its divisors is an integer number (2534004).

Almost surely, 213492538 is an apocalyptic number.

13492538 is a deficient number, since it is larger than the sum of its proper divisors (6779494).

13492538 is a wasteful number, since it uses less digits than its factorization.

13492538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11076.

The product of its digits is 25920, while the sum is 35.

The square root of 13492538 is about 3673.2190242347. The cubic root of 13492538 is about 238.0662786480.

The spelling of 13492538 in words is "thirteen million, four hundred ninety-two thousand, five hundred thirty-eight".

Divisors: 1 2 647 1294 10427 20854 6746269 13492538